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3
Pathophys.
5
Phenotypes
6
Pathograph
2
Genes
6
Treatments
10
References
1
Deep Research
🏷

Classifications

Harrison's Chapter
NEUROLOGIC

Pathophysiology

3
Orexin Neuron Loss
Selective loss or dysfunction of hypocretin/orexin-secreting neurons in the lateral hypothalamus causes hypocretin deficiency and destabilizes sleep-wake and rapid eye movement sleep boundaries.
hypocretin-secreting neuron link
circadian sleep/wake cycle link
Show evidence (2 references)
PMID:38898624 SUPPORT Human Clinical
"Narcolepsy is a sleep disorder caused by an apparent degeneration of orexin/hypocretin neurons in the lateral hypothalamic area and a subsequent decrease in orexin/hypocretin levels in the cerebrospinal fluid."
This human HLA and CSF study states the core orexin neuron degeneration and CSF hypocretin deficiency model.
PMID:39595997 SUPPORT Human Clinical
"The etiology of NT1 is linked to the destruction of hypothalamic neurons responsible for the synthesis of the wake-promoting neuropeptide known as hypothalamic orexin."
This review links narcolepsy type 1 to destruction of orexin-producing hypothalamic neurons.
Immune-Mediated Orexin Neuron Injury
HLA-DQB1*06:02-associated immune susceptibility, T-cell receptor loci, and infectious or vaccine triggers support an antigen-specific immune mechanism that injures hypocretin neurons.
T cell link CD4-positive, alpha-beta T cell link CD8-positive, alpha-beta T cell link
adaptive immune response link ↑ INCREASED regulation of leukocyte mediated cytotoxicity link ↑ INCREASED
Show evidence (3 references)
PMID:39595997 SUPPORT Human Clinical
"The strong association between narcolepsy and the HLA-DQB1*06:02 allele strongly indicates an autoimmune etiology for this condition. Increasing evidence suggests that T cells play a critical role in this autoimmune-mediated HCRT neuronal loss."
This review connects HLA-DQB1*06:02 and T cells to autoimmune hypocretin neuronal loss in NT1.
PMID:37188663 SUPPORT Human Clinical
"Narcolepsy type 1 (NT1) is caused by a loss of hypocretin/orexin transmission. Risk factors include pandemic 2009 H1N1 influenza A infection and immunization with Pandemrix®."
The GWAS frames NT1 as orexin transmission loss with infectious and vaccination-related environmental triggers.
PMID:37188663 SUPPORT Human Clinical
"T cell receptor associations in NT1 modulated TRAJ*24, TRAJ*28 and TRBV*4-2 chain-usage. Partitioned heritability and immune cell enrichment analyses found genetic signals to be driven by dendritic and helper T cells."
Genetic fine-mapping supports T-cell receptor and helper T-cell involvement in the autoimmune mechanism.
CD8 T-Cell-Mediated Orexin Neuron Killing
Autoreactive CD8-positive T cells and cytotoxicity-related immune loci support a final effector step in which HCRT neurons are targeted and destroyed.
CD8-positive, alpha-beta T cell link
regulation of leukocyte mediated cytotoxicity link ↑ INCREASED
Show evidence (2 references)
PMID:39595997 SUPPORT Human Clinical
"Studies have identified specific T cell subsets, including CD4+ and CD8+ T cells, that target HCRT neurons, contributing to their destruction."
This review supports CD8-positive T cells as direct cellular effectors targeting HCRT neurons.
PMID:37188663 SUPPORT Human Clinical
"We fine-mapped GWAS signals within HLA (DQ0602, DQB1*03:01 and DPB1*04:02) and discovered seven novel associations (CD207, NAB1, IKZF4-ERBB3, CTSC, DENND1B, SIRPG, PRF1)."
The GWAS identifies PRF1 and other immune loci consistent with cytotoxic immune effector biology in NT1.

Pathograph

Use the checkboxes to hide or show graph categories. Hover nodes for evidence and cross-linked metadata.
Pathograph: causal mechanism network for Narcolepsy-Cataplexy Syndrome Interactive directed graph showing how pathophysiology mechanisms, phenotypes, genetic factors and variants, experimental models, environmental triggers, and treatments relate through causal and linked edges.

Phenotypes

5
Excessive Daytime Sleepiness OBLIGATE Sleep HP:0001262
Excessive daytime sleepiness with uncontrollable sleep urges is a defining manifestation of narcolepsy type 1.
Show evidence (2 references)
PMID:38565187 SUPPORT Human Clinical
"Narcolepsy is a primary disorder of the central nervous system resulting from genetic, environmental, and immunological interactions defined as excessive daytime sleepiness plus cataplexy, hallucinations, sleep paralysis, and sleep fragmentation."
This review defines narcolepsy by excessive daytime sleepiness with cataplexy and other REM-intrusion symptoms.
PMID:39242684 SUPPORT Model Organism
"Narcolepsy type 1 (NT1) is associated with severe loss of orexin neurons and characterized by symptoms including excessive daytime sleepiness and cataplexy."
The preclinical orexin agonist study summarizes the orexin-neuron-loss symptom pair targeted by therapy.
Cataplexy OBLIGATE Motor HP:0002524
Sudden transient loss of muscle tone is required for this narcolepsy subtype.
Show evidence (2 references)
PMID:38565187 SUPPORT Human Clinical
"Narcolepsy is a primary disorder of the central nervous system resulting from genetic, environmental, and immunological interactions defined as excessive daytime sleepiness plus cataplexy, hallucinations, sleep paralysis, and sleep fragmentation."
Cataplexy is explicitly part of the syndrome definition in this review.
PMID:39242684 SUPPORT Model Organism
"Narcolepsy type 1 (NT1) is associated with severe loss of orexin neurons and characterized by symptoms including excessive daytime sleepiness and cataplexy."
This paper links cataplexy to the NT1 orexin-loss phenotype.
Sleep Paralysis FREQUENT Sleep HP:0025233
Transient inability to move during transitions into or out of sleep can occur.
Show evidence (1 reference)
PMID:38565187 SUPPORT Human Clinical
"Narcolepsy is a primary disorder of the central nervous system resulting from genetic, environmental, and immunological interactions defined as excessive daytime sleepiness plus cataplexy, hallucinations, sleep paralysis, and sleep fragmentation."
This review lists sleep paralysis among defining narcolepsy features.
Hypnagogic Hallucinations FREQUENT Psychiatric HP:0002519
Vivid hallucinations around sleep onset can accompany rapid eye movement sleep intrusion.
Show evidence (1 reference)
PMID:38565187 SUPPORT Human Clinical
"Narcolepsy is a primary disorder of the central nervous system resulting from genetic, environmental, and immunological interactions defined as excessive daytime sleepiness plus cataplexy, hallucinations, sleep paralysis, and sleep fragmentation."
This review includes hallucinations in the clinical definition of narcolepsy.
Disrupted Nighttime Sleep FREQUENT Sleep HP:0002360
Fragmented nighttime sleep can coexist with daytime sleepiness.
Show evidence (1 reference)
PMID:38565187 SUPPORT Human Clinical
"Narcolepsy is a primary disorder of the central nervous system resulting from genetic, environmental, and immunological interactions defined as excessive daytime sleepiness plus cataplexy, hallucinations, sleep paralysis, and sleep fragmentation."
Sleep fragmentation is part of the clinical symptom complex summarized in this review.
🧬

Genetic Associations

2
HLA-DQB1*06:02 (Risk Factor)
Show evidence (2 references)
PMID:39595997 SUPPORT Human Clinical
"The strong association between narcolepsy and the HLA-DQB1*06:02 allele strongly indicates an autoimmune etiology for this condition."
This review identifies HLA-DQB1*06:02 as a major autoimmune-risk allele.
PMID:38898624 SUPPORT Human Clinical
"Lower orexin/hypocretin levels were reported in the NT2 subgroup (n = 5) that was associated with the extended HLA-DQB1*06:02:01 haplotype (p = .001)."
High-resolution HLA sequencing links the HLA-DQB1*06:02:01 haplotype with lower orexin/hypocretin levels in a narcolepsy subgroup.
Immune-Related GWAS Loci (Risk Factor)
Show evidence (1 reference)
PMID:37188663 SUPPORT Human Clinical
"We fine-mapped GWAS signals within HLA (DQ0602, DQB1*03:01 and DPB1*04:02) and discovered seven novel associations (CD207, NAB1, IKZF4-ERBB3, CTSC, DENND1B, SIRPG, PRF1)."
The GWAS supports polygenic immune risk architecture in NT1.
💊

Treatments

6
Sodium Oxybate
Action: Pharmacotherapy NCIT:C15986
Oxybate therapy reduces cataplexy attacks and improves daytime sleepiness in narcolepsy-cataplexy syndrome.
Show evidence (1 reference)
PMID:22893778 SUPPORT Human Clinical
"Narcolepsy patients on SXB have significant reductions in cataplexy and daytime sleepiness. SXB is well tolerated in patients with narcolepsy, and most adverse events were mild to moderate in severity."
Systematic review and meta-analysis supports sodium oxybate for both cataplexy and sleepiness.
Low-Sodium Oxybate
Action: Pharmacotherapy NCIT:C15986
Low-sodium oxybate provides the same oxybate active moiety with less sodium burden for cataplexy or excessive daytime sleepiness.
Show evidence (1 reference)
PMID:37621721 SUPPORT Human Clinical
"LXB is approved in the US for treatment of cataplexy or excessive daytime sleepiness (EDS) in patients 7 years of age or older with narcolepsy, and idiopathic hypersomnia in adults."
This review supports low-sodium oxybate as an approved treatment for cataplexy or EDS in narcolepsy.
Modafinil
Action: Pharmacotherapy NCIT:C15986
Agent: modafinil
Wake-promoting pharmacotherapy for excessive daytime sleepiness; it does not treat cataplexy.
Show evidence (1 reference)
PMID:20671626 SUPPORT Human Clinical
"In narcoleptic patients, modafinil in comparison with placebo is effective in the treatment of excessive daytime sleepiness, but not cataplexy."
Meta-analysis supports modafinil for EDS while distinguishing lack of cataplexy benefit.
Pitolisant
Action: Pharmacotherapy NCIT:C15986
Agent: pitolisant
Histamine H3 receptor inverse agonist/antagonist used to reduce excessive daytime sleepiness and cataplexy.
Show evidence (1 reference)
PMID:34935103 SUPPORT Human Clinical
"The results of this analysis demonstrate the robust efficacy of pitolisant for the reduction in both excessive daytime sleepiness and cataplexy."
Randomized-trial analysis supports pitolisant efficacy for both EDS and cataplexy.
Solriamfetol
Action: Pharmacotherapy NCIT:C15986
Agent: Solriamfetol
Dopamine and norepinephrine reuptake inhibitor used for impaired wakefulness and excessive sleepiness.
Show evidence (1 reference)
PMID:30694576 SUPPORT Human Clinical
"Solriamfetol has the potential to be an important therapeutic option for the treatment of impaired wakefulness and excessive sleepiness in patients with narcolepsy."
Phase 3 trial evidence supports solriamfetol for impaired wakefulness and excessive sleepiness in narcolepsy.
Orexin Receptor 2 Agonist Therapy
Action: Pharmacotherapy NCIT:C15986
OX2R agonists such as TAK-861 are emerging pathway-replacement therapies intended to compensate for orexin signaling loss; current cited evidence is preclinical for wakefulness and cataplexy-like episodes.
Show evidence (1 reference)
PMID:39242684 PARTIAL Model Organism
"TAK-861 substantially ameliorates wakefulness fragmentation and cataplexy-like episodes in orexin/ataxin-3 and orexin-tTA;TetO DTA mice (NT1 mouse models)."
The evidence supports the therapeutic mechanism in NT1 mouse models but does not by itself establish clinical efficacy.
🌍

Environmental Factors

2
Influenza A(H1N1)pdm09 Infection
Pandemic H1N1 infection is reported as an environmental risk factor in genetically susceptible individuals.
Show evidence (1 reference)
PMID:37188663 SUPPORT Human Clinical
"Risk factors include pandemic 2009 H1N1 influenza A infection and immunization with Pandemrix®."
The GWAS report names pandemic H1N1 infection as an NT1 risk factor.
Pandemrix Vaccination
Pandemrix vaccination is an immune trigger associated with some NT1 cases.
Show evidence (1 reference)
PMID:37188663 SUPPORT Human Clinical
"Significant signals at TRA and DQB1*06:02 loci were found in 245 vaccination-related cases, who also shared polygenic risk."
Vaccination-related cases shared the same immune-risk architecture, supporting a gene-environment trigger model.
🔬

Biochemical Markers

1
Cerebrospinal Fluid Hypocretin-1 Deficiency (Decreased)
Context: Low or undetectable CSF hypocretin-1 supports the diagnosis of narcolepsy type 1.
Show evidence (1 reference)
PMID:38898624 SUPPORT Human Clinical
"Narcolepsy is a sleep disorder caused by an apparent degeneration of orexin/hypocretin neurons in the lateral hypothalamic area and a subsequent decrease in orexin/hypocretin levels in the cerebrospinal fluid."
This directly supports decreased CSF orexin/hypocretin in narcolepsy.
{ }

Source YAML

click to show
name: Narcolepsy-Cataplexy Syndrome
creation_date: "2026-05-11T16:32:36Z"
updated_date: "2026-05-11T17:22:00Z"
category: Neurological
parents:
- Narcolepsy
- Sleep Disorder
- Neurological Disease
disease_term:
  preferred_term: narcolepsy-cataplexy syndrome
  term:
    id: MONDO:0016158
    label: narcolepsy-cataplexy syndrome
pathophysiology:
- name: Orexin Neuron Loss
  description: >
    Selective loss or dysfunction of hypocretin/orexin-secreting neurons in the
    lateral hypothalamus causes hypocretin deficiency and destabilizes sleep-wake
    and rapid eye movement sleep boundaries.
  downstream:
  - target: Cerebrospinal Fluid Hypocretin-1 Deficiency
    description: Orexin neuron degeneration produces decreased CSF orexin/hypocretin levels.
    evidence:
    - reference: PMID:38898624
      supports: SUPPORT
      evidence_source: HUMAN_CLINICAL
      snippet: "Narcolepsy is a sleep disorder caused by an apparent degeneration of orexin/hypocretin neurons in the lateral hypothalamic area and a subsequent decrease in orexin/hypocretin levels in the cerebrospinal fluid."
      explanation: This directly links orexin neuron degeneration to decreased CSF orexin/hypocretin.
  - target: Excessive Daytime Sleepiness
    description: Loss of orexin signaling destabilizes wakefulness and causes excessive daytime sleepiness.
    evidence:
    - reference: PMID:39242684
      supports: SUPPORT
      evidence_source: MODEL_ORGANISM
      snippet: "Narcolepsy type 1 (NT1) is associated with severe loss of orexin neurons and characterized by symptoms including excessive daytime sleepiness and cataplexy."
      explanation: This paper connects orexin neuron loss with EDS and cataplexy in NT1.
  - target: Cataplexy
    description: Loss of orexin signaling contributes to cataplexy in narcolepsy type 1.
    evidence:
    - reference: PMID:39242684
      supports: SUPPORT
      evidence_source: MODEL_ORGANISM
      snippet: "Narcolepsy type 1 (NT1) is associated with severe loss of orexin neurons and characterized by symptoms including excessive daytime sleepiness and cataplexy."
      explanation: This paper connects orexin neuron loss with EDS and cataplexy in NT1.
  cell_types:
  - preferred_term: hypocretin-secreting neuron
    term:
      id: CL:0011109
      label: hypocretin-secreting neuron
  biological_processes:
  - preferred_term: circadian sleep/wake cycle
    term:
      id: GO:0042745
      label: circadian sleep/wake cycle
  evidence:
  - reference: PMID:38898624
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: "Narcolepsy is a sleep disorder caused by an apparent degeneration of orexin/hypocretin neurons in the lateral hypothalamic area and a subsequent decrease in orexin/hypocretin levels in the cerebrospinal fluid."
    explanation: This human HLA and CSF study states the core orexin neuron degeneration and CSF hypocretin deficiency model.
  - reference: PMID:39595997
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: "The etiology of NT1 is linked to the destruction of hypothalamic neurons responsible for the synthesis of the wake-promoting neuropeptide known as hypothalamic orexin."
    explanation: This review links narcolepsy type 1 to destruction of orexin-producing hypothalamic neurons.
- name: Immune-Mediated Orexin Neuron Injury
  description: >
    HLA-DQB1*06:02-associated immune susceptibility, T-cell receptor loci, and
    infectious or vaccine triggers support an antigen-specific immune mechanism
    that injures hypocretin neurons.
  downstream:
  - target: CD8 T-Cell-Mediated Orexin Neuron Killing
    description: Immune priming and T-cell receptor associations converge on cytotoxic T-cell targeting of HCRT neurons.
    evidence:
    - reference: PMID:39595997
      supports: SUPPORT
      evidence_source: HUMAN_CLINICAL
      snippet: "Studies have identified specific T cell subsets, including CD4+ and CD8+ T cells, that target HCRT neurons, contributing to their destruction."
      explanation: This review directly supports T-cell targeting of HCRT neurons after immune priming.
  cell_types:
  - preferred_term: T cell
    term:
      id: CL:0000084
      label: T cell
  - preferred_term: CD4-positive, alpha-beta T cell
    term:
      id: CL:0000624
      label: CD4-positive, alpha-beta T cell
  - preferred_term: CD8-positive, alpha-beta T cell
    term:
      id: CL:0000625
      label: CD8-positive, alpha-beta T cell
  biological_processes:
  - preferred_term: adaptive immune response
    term:
      id: GO:0002250
      label: adaptive immune response
    modifier: INCREASED
  - preferred_term: regulation of leukocyte mediated cytotoxicity
    term:
      id: GO:0001910
      label: regulation of leukocyte mediated cytotoxicity
    modifier: INCREASED
  evidence:
  - reference: PMID:39595997
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: "The strong association between narcolepsy and the HLA-DQB1*06:02 allele strongly indicates an autoimmune etiology for this condition. Increasing evidence suggests that T cells play a critical role in this autoimmune-mediated HCRT neuronal loss."
    explanation: This review connects HLA-DQB1*06:02 and T cells to autoimmune hypocretin neuronal loss in NT1.
  - reference: PMID:37188663
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: "Narcolepsy type 1 (NT1) is caused by a loss of hypocretin/orexin transmission. Risk factors include pandemic 2009 H1N1 influenza A infection and immunization with Pandemrix®."
    explanation: The GWAS frames NT1 as orexin transmission loss with infectious and vaccination-related environmental triggers.
  - reference: PMID:37188663
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: "T cell receptor associations in NT1 modulated TRAJ*24, TRAJ*28 and TRBV*4-2 chain-usage. Partitioned heritability and immune cell enrichment analyses found genetic signals to be driven by dendritic and helper T cells."
    explanation: Genetic fine-mapping supports T-cell receptor and helper T-cell involvement in the autoimmune mechanism.
- name: CD8 T-Cell-Mediated Orexin Neuron Killing
  description: >
    Autoreactive CD8-positive T cells and cytotoxicity-related immune loci support
    a final effector step in which HCRT neurons are targeted and destroyed.
  downstream:
  - target: Orexin Neuron Loss
    description: Cytotoxic T-cell targeting of HCRT neurons leads to selective orexin neuron loss.
    evidence:
    - reference: PMID:39595997
      supports: SUPPORT
      evidence_source: HUMAN_CLINICAL
      snippet: "Studies have identified specific T cell subsets, including CD4+ and CD8+ T cells, that target HCRT neurons, contributing to their destruction."
      explanation: This review directly states that T-cell subsets target HCRT neurons and contribute to their destruction.
  cell_types:
  - preferred_term: CD8-positive, alpha-beta T cell
    term:
      id: CL:0000625
      label: CD8-positive, alpha-beta T cell
  biological_processes:
  - preferred_term: regulation of leukocyte mediated cytotoxicity
    term:
      id: GO:0001910
      label: regulation of leukocyte mediated cytotoxicity
    modifier: INCREASED
  evidence:
  - reference: PMID:39595997
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: "Studies have identified specific T cell subsets, including CD4+ and CD8+ T cells, that target HCRT neurons, contributing to their destruction."
    explanation: This review supports CD8-positive T cells as direct cellular effectors targeting HCRT neurons.
  - reference: PMID:37188663
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: "We fine-mapped GWAS signals within HLA (DQ0602, DQB1*03:01 and DPB1*04:02) and discovered seven novel associations (CD207, NAB1, IKZF4-ERBB3, CTSC, DENND1B, SIRPG, PRF1)."
    explanation: The GWAS identifies PRF1 and other immune loci consistent with cytotoxic immune effector biology in NT1.
phenotypes:
- name: Excessive Daytime Sleepiness
  category: Sleep
  frequency: OBLIGATE
  diagnostic: true
  notes: Excessive daytime sleepiness with uncontrollable sleep urges is a defining manifestation of narcolepsy type 1.
  evidence:
  - reference: PMID:38565187
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: "Narcolepsy is a primary disorder of the central nervous system resulting from genetic, environmental, and immunological interactions defined as excessive daytime sleepiness plus cataplexy, hallucinations, sleep paralysis, and sleep fragmentation."
    explanation: This review defines narcolepsy by excessive daytime sleepiness with cataplexy and other REM-intrusion symptoms.
  - reference: PMID:39242684
    supports: SUPPORT
    evidence_source: MODEL_ORGANISM
    snippet: "Narcolepsy type 1 (NT1) is associated with severe loss of orexin neurons and characterized by symptoms including excessive daytime sleepiness and cataplexy."
    explanation: The preclinical orexin agonist study summarizes the orexin-neuron-loss symptom pair targeted by therapy.
  phenotype_term:
    preferred_term: Excessive daytime somnolence
    term:
      id: HP:0001262
      label: Excessive daytime somnolence
- name: Cataplexy
  category: Motor
  frequency: OBLIGATE
  diagnostic: true
  notes: Sudden transient loss of muscle tone is required for this narcolepsy subtype.
  evidence:
  - reference: PMID:38565187
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: "Narcolepsy is a primary disorder of the central nervous system resulting from genetic, environmental, and immunological interactions defined as excessive daytime sleepiness plus cataplexy, hallucinations, sleep paralysis, and sleep fragmentation."
    explanation: Cataplexy is explicitly part of the syndrome definition in this review.
  - reference: PMID:39242684
    supports: SUPPORT
    evidence_source: MODEL_ORGANISM
    snippet: "Narcolepsy type 1 (NT1) is associated with severe loss of orexin neurons and characterized by symptoms including excessive daytime sleepiness and cataplexy."
    explanation: This paper links cataplexy to the NT1 orexin-loss phenotype.
  phenotype_term:
    preferred_term: Cataplexy
    term:
      id: HP:0002524
      label: Cataplexy
- name: Sleep Paralysis
  category: Sleep
  frequency: FREQUENT
  notes: Transient inability to move during transitions into or out of sleep can occur.
  evidence:
  - reference: PMID:38565187
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: "Narcolepsy is a primary disorder of the central nervous system resulting from genetic, environmental, and immunological interactions defined as excessive daytime sleepiness plus cataplexy, hallucinations, sleep paralysis, and sleep fragmentation."
    explanation: This review lists sleep paralysis among defining narcolepsy features.
  phenotype_term:
    preferred_term: Sleep paralysis
    term:
      id: HP:0025233
      label: Sleep paralysis
- name: Hypnagogic Hallucinations
  category: Psychiatric
  frequency: FREQUENT
  notes: Vivid hallucinations around sleep onset can accompany rapid eye movement sleep intrusion.
  evidence:
  - reference: PMID:38565187
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: "Narcolepsy is a primary disorder of the central nervous system resulting from genetic, environmental, and immunological interactions defined as excessive daytime sleepiness plus cataplexy, hallucinations, sleep paralysis, and sleep fragmentation."
    explanation: This review includes hallucinations in the clinical definition of narcolepsy.
  phenotype_term:
    preferred_term: Hypnagogic hallucination
    term:
      id: HP:0002519
      label: Hypnagogic hallucination
- name: Disrupted Nighttime Sleep
  category: Sleep
  frequency: FREQUENT
  notes: Fragmented nighttime sleep can coexist with daytime sleepiness.
  evidence:
  - reference: PMID:38565187
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: "Narcolepsy is a primary disorder of the central nervous system resulting from genetic, environmental, and immunological interactions defined as excessive daytime sleepiness plus cataplexy, hallucinations, sleep paralysis, and sleep fragmentation."
    explanation: Sleep fragmentation is part of the clinical symptom complex summarized in this review.
  phenotype_term:
    preferred_term: Sleep disturbance
    term:
      id: HP:0002360
      label: Sleep disturbance
biochemical:
- name: Cerebrospinal Fluid Hypocretin-1 Deficiency
  presence: Decreased
  context: Low or undetectable CSF hypocretin-1 supports the diagnosis of narcolepsy type 1.
  evidence:
  - reference: PMID:38898624
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: "Narcolepsy is a sleep disorder caused by an apparent degeneration of orexin/hypocretin neurons in the lateral hypothalamic area and a subsequent decrease in orexin/hypocretin levels in the cerebrospinal fluid."
    explanation: This directly supports decreased CSF orexin/hypocretin in narcolepsy.
genetic:
- name: HLA-DQB1*06:02
  association: Risk Factor
  notes: Strong genetic risk association in NT1; not sufficient by itself for diagnosis.
  evidence:
  - reference: PMID:39595997
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: "The strong association between narcolepsy and the HLA-DQB1*06:02 allele strongly indicates an autoimmune etiology for this condition."
    explanation: This review identifies HLA-DQB1*06:02 as a major autoimmune-risk allele.
  - reference: PMID:38898624
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: "Lower orexin/hypocretin levels were reported in the NT2 subgroup (n = 5) that was associated with the extended HLA-DQB1*06:02:01 haplotype (p = .001)."
    explanation: High-resolution HLA sequencing links the HLA-DQB1*06:02:01 haplotype with lower orexin/hypocretin levels in a narcolepsy subgroup.
- name: Immune-Related GWAS Loci
  association: Risk Factor
  notes: >
    Multi-ethnic GWAS implicated HLA, T-cell receptor, dendritic/helper T-cell,
    and cytotoxicity-related loci rather than a single Mendelian causal gene.
  evidence:
  - reference: PMID:37188663
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: "We fine-mapped GWAS signals within HLA (DQ0602, DQB1*03:01 and DPB1*04:02) and discovered seven novel associations (CD207, NAB1, IKZF4-ERBB3, CTSC, DENND1B, SIRPG, PRF1)."
    explanation: The GWAS supports polygenic immune risk architecture in NT1.
environmental:
- name: Influenza A(H1N1)pdm09 Infection
  notes: Pandemic H1N1 infection is reported as an environmental risk factor in genetically susceptible individuals.
  evidence:
  - reference: PMID:37188663
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: "Risk factors include pandemic 2009 H1N1 influenza A infection and immunization with Pandemrix®."
    explanation: The GWAS report names pandemic H1N1 infection as an NT1 risk factor.
- name: Pandemrix Vaccination
  notes: Pandemrix vaccination is an immune trigger associated with some NT1 cases.
  evidence:
  - reference: PMID:37188663
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: "Significant signals at TRA and DQB1*06:02 loci were found in 245 vaccination-related cases, who also shared polygenic risk."
    explanation: Vaccination-related cases shared the same immune-risk architecture, supporting a gene-environment trigger model.
treatments:
- name: Sodium Oxybate
  description: Oxybate therapy reduces cataplexy attacks and improves daytime sleepiness in narcolepsy-cataplexy syndrome.
  evidence:
  - reference: PMID:22893778
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: "Narcolepsy patients on SXB have significant reductions in cataplexy and daytime sleepiness. SXB is well tolerated in patients with narcolepsy, and most adverse events were mild to moderate in severity."
    explanation: Systematic review and meta-analysis supports sodium oxybate for both cataplexy and sleepiness.
  treatment_term:
    preferred_term: Pharmacotherapy
    term:
      id: NCIT:C15986
      label: Pharmacotherapy
- name: Low-Sodium Oxybate
  description: Low-sodium oxybate provides the same oxybate active moiety with less sodium burden for cataplexy or excessive daytime sleepiness.
  evidence:
  - reference: PMID:37621721
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: "LXB is approved in the US for treatment of cataplexy or excessive daytime sleepiness (EDS) in patients 7 years of age or older with narcolepsy, and idiopathic hypersomnia in adults."
    explanation: This review supports low-sodium oxybate as an approved treatment for cataplexy or EDS in narcolepsy.
  treatment_term:
    preferred_term: Pharmacotherapy
    term:
      id: NCIT:C15986
      label: Pharmacotherapy
- name: Modafinil
  description: Wake-promoting pharmacotherapy for excessive daytime sleepiness; it does not treat cataplexy.
  evidence:
  - reference: PMID:20671626
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: "In narcoleptic patients, modafinil in comparison with placebo is effective in the treatment of excessive daytime sleepiness, but not cataplexy."
    explanation: Meta-analysis supports modafinil for EDS while distinguishing lack of cataplexy benefit.
  treatment_term:
    preferred_term: Pharmacotherapy
    term:
      id: NCIT:C15986
      label: Pharmacotherapy
    therapeutic_agent:
    - preferred_term: modafinil
      term:
        id: CHEBI:31859
        label: modafinil
- name: Pitolisant
  description: Histamine H3 receptor inverse agonist/antagonist used to reduce excessive daytime sleepiness and cataplexy.
  evidence:
  - reference: PMID:34935103
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: "The results of this analysis demonstrate the robust efficacy of pitolisant for the reduction in both excessive daytime sleepiness and cataplexy."
    explanation: Randomized-trial analysis supports pitolisant efficacy for both EDS and cataplexy.
  treatment_term:
    preferred_term: Pharmacotherapy
    term:
      id: NCIT:C15986
      label: Pharmacotherapy
    therapeutic_agent:
    - preferred_term: pitolisant
      term:
        id: CHEBI:134709
        label: pitolisant
- name: Solriamfetol
  description: Dopamine and norepinephrine reuptake inhibitor used for impaired wakefulness and excessive sleepiness.
  evidence:
  - reference: PMID:30694576
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: "Solriamfetol has the potential to be an important therapeutic option for the treatment of impaired wakefulness and excessive sleepiness in patients with narcolepsy."
    explanation: Phase 3 trial evidence supports solriamfetol for impaired wakefulness and excessive sleepiness in narcolepsy.
  treatment_term:
    preferred_term: Pharmacotherapy
    term:
      id: NCIT:C15986
      label: Pharmacotherapy
    therapeutic_agent:
    - preferred_term: Solriamfetol
      term:
        id: NCIT:C152389
        label: Solriamfetol
- name: Orexin Receptor 2 Agonist Therapy
  description: >
    OX2R agonists such as TAK-861 are emerging pathway-replacement therapies
    intended to compensate for orexin signaling loss; current cited evidence is
    preclinical for wakefulness and cataplexy-like episodes.
  evidence:
  - reference: PMID:39242684
    supports: PARTIAL
    evidence_source: MODEL_ORGANISM
    snippet: "TAK-861 substantially ameliorates wakefulness fragmentation and cataplexy-like episodes in orexin/ataxin-3 and orexin-tTA;TetO DTA mice (NT1 mouse models)."
    explanation: The evidence supports the therapeutic mechanism in NT1 mouse models but does not by itself establish clinical efficacy.
  treatment_term:
    preferred_term: Pharmacotherapy
    term:
      id: NCIT:C15986
      label: Pharmacotherapy
classifications:
  harrisons_chapter:
  - classification_value: NEUROLOGIC
datasets:
references:
- reference: PMID:38565187
  title: "Narcolepsy: an interface among neurology, immunology, sleep, and genetics."
  found_in:
  - Narcolepsy-Cataplexy_Syndrome-deep-research-falcon.md
  findings:
  - statement: Narcolepsy type 1 clinical definition includes excessive daytime sleepiness, cataplexy, hallucinations, sleep paralysis, and sleep fragmentation.
    supporting_text: Narcolepsy is a primary disorder of the central nervous system resulting from genetic, environmental, and immunological interactions defined as excessive daytime sleepiness plus cataplexy, hallucinations, sleep paralysis, and sleep fragmentation.
- reference: PMID:39595997
  title: "The Role of T Cells in the Pathogenesis of Narcolepsy Type 1: A Narrative Review."
  found_in:
  - Narcolepsy-Cataplexy_Syndrome-deep-research-falcon.md
  findings:
  - statement: NT1 involves orexin neuron destruction with HLA-DQB1*06:02 and T-cell autoimmune evidence.
    supporting_text: The strong association between narcolepsy and the HLA-DQB1*06:02 allele strongly indicates an autoimmune etiology for this condition.
- reference: PMID:37188663
  title: Narcolepsy risk loci outline role of T cell autoimmunity and infectious triggers in narcolepsy.
  found_in:
  - Narcolepsy-Cataplexy_Syndrome-deep-research-falcon.md
  findings:
  - statement: GWAS evidence supports immune loci and infectious/vaccine triggers in NT1.
    supporting_text: Risk factors include pandemic 2009 H1N1 influenza A infection and immunization with Pandemrix®.
- reference: PMID:38898624
  title: High-resolution HLA sequencing and hypocretin receptor 2 autoantibodies in narcolepsy type 1 and type 2.
  found_in:
  - Narcolepsy-Cataplexy_Syndrome-deep-research-falcon.md
  findings:
  - statement: NT1 is associated with orexin neuron degeneration, CSF hypocretin decrease, and HLA haplotypes.
    supporting_text: Narcolepsy is a sleep disorder caused by an apparent degeneration of orexin/hypocretin neurons in the lateral hypothalamic area and a subsequent decrease in orexin/hypocretin levels in the cerebrospinal fluid.
- reference: PMID:39242684
  title: "TAK-861, a potent, orally available orexin receptor 2-selective agonist, produces wakefulness in monkeys and improves narcolepsy-like phenotypes in mouse models."
  found_in:
  - Narcolepsy-Cataplexy_Syndrome-deep-research-falcon.md
  findings:
  - statement: TAK-861 improves wakefulness fragmentation and cataplexy-like episodes in NT1 mouse models.
    supporting_text: TAK-861 substantially ameliorates wakefulness fragmentation and cataplexy-like episodes in orexin/ataxin-3 and orexin-tTA;TetO DTA mice (NT1 mouse models).
- reference: PMID:37621721
  title: Long-Term Treatment of Narcolepsy and Idiopathic Hypersomnia with Low-Sodium Oxybate.
  found_in:
  - Narcolepsy-Cataplexy_Syndrome-deep-research-falcon.md
  findings:
  - statement: Low-sodium oxybate is approved for cataplexy or excessive daytime sleepiness in narcolepsy.
    supporting_text: LXB is approved in the US for treatment of cataplexy or excessive daytime sleepiness (EDS) in patients 7 years of age or older with narcolepsy, and idiopathic hypersomnia in adults.
- reference: PMID:22893778
  title: "Sodium oxybate for narcolepsy with cataplexy: systematic review and meta-analysis."
  found_in:
  - Narcolepsy-Cataplexy_Syndrome-deep-research-falcon.md
  findings:
  - statement: Sodium oxybate reduces cataplexy and daytime sleepiness in narcolepsy.
    supporting_text: Narcolepsy patients on SXB have significant reductions in cataplexy and daytime sleepiness.
- reference: PMID:20671626
  title: "Modafinil for narcolepsy: systematic review and meta-analysis."
  found_in:
  - Narcolepsy-Cataplexy_Syndrome-deep-research-falcon.md
  findings:
  - statement: Modafinil treats excessive daytime sleepiness but not cataplexy.
    supporting_text: In narcoleptic patients, modafinil in comparison with placebo is effective in the treatment of excessive daytime sleepiness, but not cataplexy.
- reference: PMID:34935103
  title: "Clinical Impact of Pitolisant on Excessive Daytime Sleepiness and Cataplexy in Adults With Narcolepsy: An Analysis of Randomized Placebo-Controlled Trials."
  found_in:
  - Narcolepsy-Cataplexy_Syndrome-deep-research-falcon.md
  findings:
  - statement: Pitolisant reduces excessive daytime sleepiness and cataplexy.
    supporting_text: The results of this analysis demonstrate the robust efficacy of pitolisant for the reduction in both excessive daytime sleepiness and cataplexy.
- reference: PMID:30694576
  title: A randomized study of solriamfetol for excessive sleepiness in narcolepsy.
  found_in:
  - Narcolepsy-Cataplexy_Syndrome-deep-research-falcon.md
  findings:
  - statement: Solriamfetol treats impaired wakefulness and excessive sleepiness in narcolepsy.
    supporting_text: Solriamfetol has the potential to be an important therapeutic option for the treatment of impaired wakefulness and excessive sleepiness in patients with narcolepsy.
📚

References & Deep Research

References

10
Narcolepsy: an interface among neurology, immunology, sleep, and genetics.
1 finding
Narcolepsy type 1 clinical definition includes excessive daytime sleepiness, cataplexy, hallucinations, sleep paralysis, and sleep fragmentation.
"Narcolepsy is a primary disorder of the central nervous system resulting from genetic, environmental, and immunological interactions defined as excessive daytime sleepiness plus cataplexy, hallucinations, sleep paralysis, and sleep fragmentation."
The Role of T Cells in the Pathogenesis of Narcolepsy Type 1: A Narrative Review.
1 finding
NT1 involves orexin neuron destruction with HLA-DQB1*06:02 and T-cell autoimmune evidence.
"The strong association between narcolepsy and the HLA-DQB1*06:02 allele strongly indicates an autoimmune etiology for this condition."
Narcolepsy risk loci outline role of T cell autoimmunity and infectious triggers in narcolepsy.
1 finding
GWAS evidence supports immune loci and infectious/vaccine triggers in NT1.
"Risk factors include pandemic 2009 H1N1 influenza A infection and immunization with Pandemrix®."
High-resolution HLA sequencing and hypocretin receptor 2 autoantibodies in narcolepsy type 1 and type 2.
1 finding
NT1 is associated with orexin neuron degeneration, CSF hypocretin decrease, and HLA haplotypes.
"Narcolepsy is a sleep disorder caused by an apparent degeneration of orexin/hypocretin neurons in the lateral hypothalamic area and a subsequent decrease in orexin/hypocretin levels in the cerebrospinal fluid."
TAK-861, a potent, orally available orexin receptor 2-selective agonist, produces wakefulness in monkeys and improves narcolepsy-like phenotypes in mouse models.
1 finding
TAK-861 improves wakefulness fragmentation and cataplexy-like episodes in NT1 mouse models.
"TAK-861 substantially ameliorates wakefulness fragmentation and cataplexy-like episodes in orexin/ataxin-3 and orexin-tTA;TetO DTA mice (NT1 mouse models)."
Long-Term Treatment of Narcolepsy and Idiopathic Hypersomnia with Low-Sodium Oxybate.
1 finding
Low-sodium oxybate is approved for cataplexy or excessive daytime sleepiness in narcolepsy.
"LXB is approved in the US for treatment of cataplexy or excessive daytime sleepiness (EDS) in patients 7 years of age or older with narcolepsy, and idiopathic hypersomnia in adults."
Sodium oxybate for narcolepsy with cataplexy: systematic review and meta-analysis.
1 finding
Sodium oxybate reduces cataplexy and daytime sleepiness in narcolepsy.
"Narcolepsy patients on SXB have significant reductions in cataplexy and daytime sleepiness."
Modafinil for narcolepsy: systematic review and meta-analysis.
1 finding
Modafinil treats excessive daytime sleepiness but not cataplexy.
"In narcoleptic patients, modafinil in comparison with placebo is effective in the treatment of excessive daytime sleepiness, but not cataplexy."
Clinical Impact of Pitolisant on Excessive Daytime Sleepiness and Cataplexy in Adults With Narcolepsy: An Analysis of Randomized Placebo-Controlled Trials.
1 finding
Pitolisant reduces excessive daytime sleepiness and cataplexy.
"The results of this analysis demonstrate the robust efficacy of pitolisant for the reduction in both excessive daytime sleepiness and cataplexy."
A randomized study of solriamfetol for excessive sleepiness in narcolepsy.
1 finding
Solriamfetol treats impaired wakefulness and excessive sleepiness in narcolepsy.
"Solriamfetol has the potential to be an important therapeutic option for the treatment of impaired wakefulness and excessive sleepiness in patients with narcolepsy."

Deep Research

1
Falcon
Disease Characteristics Research Template
Edison Scientific Literature 31 citations 2026-05-11T12:56:00.410399

Question: You are an expert researcher providing comprehensive, well-cited information.

Provide detailed information focusing on: 1. Key concepts and definitions with current understanding 2. Recent developments and latest research (prioritize 2023-2024 sources) 3. Current applications and real-world implementations 4. Expert opinions and analysis from authoritative sources 5. Relevant statistics and data from recent studies

Format as a comprehensive research report with proper citations. Include URLs and publication dates where available. Always prioritize recent, authoritative sources and provide specific citations for all major claims.

Disease Characteristics Research Template

Target Disease

  • Disease Name: Narcolepsy-Cataplexy Syndrome
  • MONDO ID: (if available)
  • Category: Neurological

Research Objectives

Please provide a comprehensive research report on Narcolepsy-Cataplexy Syndrome covering all of the disease characteristics listed below. This report will be used to populate a disease knowledge base entry. Be thorough and cite primary literature (PMID preferred) for all claims.

For each section, suggested databases/resources are listed. These are the first places you should search for information on each topic.


1. Disease Information

Search first: OMIM, Orphanet, ICD-10/ICD-11, MeSH, PubMed

  • What is the disease? Provide a concise overview.
  • What are the key identifiers? (OMIM, Orphanet, ICD-10/ICD-11, MeSH, Mondo)
  • What are the common synonyms and alternative names?
  • Is the information derived from individual patients (e.g., EHR) or aggregated disease-level resources?

2. Etiology

  • Disease Causal Factors: What are the primary causes? (genetic, environmental, infectious, mechanistic)
  • Risk Factors:

    Search first: PubMed, Cochrane Library, UpToDate, clinical guidelines, ClinVar, ClinGen, GWAS Catalog, PheGenI, CTD, CDC, WHO, epidemiological databases

  • Genetic risk factors (causal variants, susceptibility loci, modifier genes)
  • Environmental risk factors (toxins, lifestyle, occupational exposures, age, sex, family history)
  • Protective Factors:

    Search first: PubMed, Cochrane Library, clinical trial databases, GWAS Catalog, gnomAD, WHO, CDC, nutrition databases

  • Genetic protective factors (protective variants, modifier alleles)
  • Environmental protective factors (diet, lifestyle, exposures that reduce risk)
  • Gene-Environment Interactions: How do genetic and environmental factors interact to influence disease?

    Search first: CTD, PubMed, PheGenI, GxE databases

3. Phenotypes

Search first: HPO (Human Phenotype Ontology), OMIM, Orphanet, PubMed, clinicaltrials.gov, MedDRA, SNOMED CT, DECIPHER, LOINC

For each phenotype, provide: - Phenotype type: symptoms, clinical signs, physical manifestations, behavioral changes, or laboratory abnormalities

For symptoms/signs: HPO, OMIM, Orphanet, PubMed For behavioral changes: HPO, DSM, RDoC (Research Domain Criteria), PubMed For laboratory abnormalities: LOINC, SNOMED CT, LabTests Online, PubMed - Phenotype characteristics: Search first: OMIM, Orphanet, HPO, PubMed - Age of symptom onset (neonatal, childhood, adult-onset, late-onset) - Symptom severity (mild, moderate, severe, variable) - Symptom progression (stable, progressive, episodic, fluctuating) - Frequency among affected individuals (percentage or qualitative) - Quality of life impact: Effects on daily functioning and well-being (per-phenotype when possible) Search first: EQ-5D database, SF-36, WHO QOL databases, PubMed - Suggest HPO (Human Phenotype Ontology) terms for each phenotype

4. Genetic/Molecular Information

  • Causal Genes: Gene mutations or chromosomal abnormalities responsible for disease (gene symbols, OMIM IDs)

    Search first: OMIM, ClinVar, HGMD, Ensembl, NCBI Gene

  • Pathogenic Variants:
  • Affected genes (gene symbols, HGNC IDs) > Search first: OMIM, NCBI Gene, Ensembl, HGNC, UniProt, GeneCards
  • Variant classification (pathogenic, likely pathogenic, VUS per ACMG/AMP guidelines) > Search first: ClinVar, ClinGen, ACMG/AMP guidelines, VarSome
  • Variant type/class (missense, frameshift, nonsense, splice-site, structural)
  • Allele frequency in population databases > Search first: gnomAD, 1000 Genomes, ExAC, TOPMed, dbSNP
  • Somatic vs germline origin > Search first: COSMIC (somatic), ClinVar, ICGC, TCGA
  • Functional consequences (loss of function, gain of function, dominant negative)
  • Modifier Genes: Genes that modify disease severity or expression
  • Epigenetic Information: DNA methylation, histone modifications, chromatin changes affecting disease

    Search first: ENCODE, Roadmap Epigenomics, MethBase, DiseaseMeth

  • Chromosomal Abnormalities: Large-scale genetic changes (aneuploidy, translocations, inversions)

    Search first: DECIPHER, ClinVar, ECARUCA, UCSC Genome Browser

5. Environmental Information

  • Environmental Factors: Non-genetic contributing factors (toxins, radiation, pollution, occupational exposure)

    Search first: CTD (Comparative Toxicogenomics Database), TOXNET, PubMed, EPA databases

  • Lifestyle Factors: Behavioral factors (smoking, diet, exercise, alcohol consumption)

    Search first: CDC databases, WHO, PubMed, NHANES

  • Infectious Agents: If applicable, pathogens causing or triggering disease (bacteria, viruses, fungi, parasites)

    Search first: NCBI Taxonomy, ViPR, BV-BRC, MicrobeDB, GIDEON

6. Mechanism / Pathophysiology

  • Molecular Pathways: Specific signaling cascades or biochemical pathways involved (Wnt, MAPK, mTOR, PI3K-AKT, etc.)

    Search first: KEGG, Reactome, WikiPathways, PathBank, BioCyc

  • Cellular Processes: Cell-level mechanisms (apoptosis, autophagy, cell cycle dysregulation, inflammation, etc.)

    Search first: Gene Ontology (GO), Reactome, KEGG, PubMed

  • Protein Dysfunction: How protein structure or function is altered (misfolding, aggregation, loss of function, gain of function)

    Search first: UniProt, PDB (Protein Data Bank), InterPro, Pfam, AlphaFold

  • Metabolic Changes: Alterations in metabolic processes (energy metabolism, lipid metabolism, amino acid metabolism)

    Search first: KEGG, BioCyc, HMDB (Human Metabolome Database), BRENDA

  • Immune System Involvement: Role of immune response (autoimmunity, immunodeficiency, chronic inflammation)

    Search first: ImmPort, Immunome Database, IEDB, Gene Ontology

  • Tissue Damage Mechanisms: How tissues/ are injured (oxidative stress, ischemia, fibrosis, necrosis)

    Search first: PubMed, Gene Ontology, Reactome

  • Biochemical Abnormalities: Specific molecular defects (enzyme deficiencies, receptor dysfunction, ion channel defects)

    Search first: BRENDA, UniProt, KEGG, OMIM, PubMed

  • Epigenetic Changes: DNA methylation, histone modifications affecting gene expression in disease

    Search first: ENCODE, Roadmap Epigenomics, MethBase, DiseaseMeth

  • Molecular Profiling (if available):
  • Transcriptomics/gene expression changes > Search first: GEO (Gene Expression Omnibus), ArrayExpress, GTEx, Human Cell Atlas, SRA
  • Proteomics findings > Search first: PRIDE, ProteomeXchange, Human Protein Atlas, STRING, BioGRID
  • Metabolomics signatures > Search first: MetaboLights, Metabolomics Workbench, HMDB, METLIN
  • Lipidomics alterations > Search first: LIPID MAPS, SwissLipids, LipidHome, Metabolomics Workbench
  • Genomic structural features > Search first: UCSC Genome Browser, Ensembl, NCBI, dbVar, DGV
  • Advanced Technologies (if applicable):
  • Single-cell analysis findings (cell-type specific mechanisms, cellular heterogeneity) > Search first: Human Cell Atlas, Single Cell Portal, GEO, CELLxGENE
  • Spatial transcriptomics findings > Search first: GEO, Spatial Research, Vizgen, 10x Genomics data
  • Multi-omics integration results > Search first: TCGA, ICGC, cBioPortal, LinkedOmics, PubMed
  • Functional genomics screens (CRISPR, RNAi) > Search first: DepMap, GenomeRNAi, PubMed, BioGRID ORCS

For each mechanism, describe: - The causal chain from initial trigger to clinical manifestation - Which mechanisms are upstream vs downstream - What cell types and biological processes are involved - Suggest GO terms for biological processes and CL terms for cell types

7. Anatomical Structures Affected

  • Organ Level:
  • Primary organs directly affected
  • Secondary organ involvement (complications, secondary effects)
  • Body systems involved (cardiovascular, nervous, digestive, respiratory, endocrine, etc.)

    Search first: Uberon, FMA (Foundational Model of Anatomy), OMIM, HPO, ICD-11, MeSH, SNOMED CT

  • Tissue and Cell Level:
  • Specific tissue types affected (epithelial, connective, muscle, nervous)
  • Specific cell populations targeted (with Cell Ontology terms)

    Search first: Uberon, Human Protein Atlas, Cell Ontology, Human Cell Atlas, CellMarker, PanglaoDB

  • Subcellular Level:
  • Cellular compartments involved (mitochondria, nucleus, ER, lysosomes) (with GO Cellular Component terms)

    Search first: Gene Ontology (Cellular Component), UniProt, Human Protein Atlas

  • Localization:
  • Specific anatomical sites (with UBERON terms) > Search first: FMA, Uberon, NeuroNames (for brain), SNOMED CT
  • Lateralization (unilateral, bilateral, asymmetric) > Search first: HPO, clinical literature, imaging databases

8. Temporal Development

  • Onset:
  • Typical age of onset (congenital, pediatric, adult, geriatric)
  • Onset pattern (acute, subacute, chronic, insidious)

    Search first: OMIM, Orphanet, HPO, PubMed

  • Progression:
  • Disease stages (early, intermediate, advanced, end-stage) > Search first: Cancer Staging Manual (AJCC), WHO classifications, PubMed
  • Progression rate (rapid, slow, variable)
  • Disease course pattern (episodic, relapsing-remitting, progressive, stable)
  • Disease duration (self-limited, chronic lifelong)

    Search first: Disease registries, longitudinal cohort databases, natural history studies, PubMed, Orphanet, OMIM

  • Patterns:
  • Remission patterns (spontaneous, treatment-induced) > Search first: Clinical trial databases, disease registries, PubMed
  • Critical periods (time windows of vulnerability or opportunity for intervention) > Search first: PubMed, developmental biology databases, clinical guidelines

9. Inheritance and Population

  • Epidemiology:
  • Prevalence (cases per 100,000 at given time)
  • Incidence (new cases per 100,000 per year)

    Search first: Orphanet, CDC, WHO, GBD (Global Burden of Disease), national registries, SEER, disease registries

  • For Genetic Etiology:
  • Inheritance pattern (AD, AR, X-linked, mitochondrial, multifactorial, polygenic) > Search first: OMIM, Orphanet, ClinVar, GTR (Genetic Testing Registry)
  • Penetrance (complete, incomplete, age-dependent) > Search first: ClinVar, OMIM, PubMed, ClinGen
  • Expressivity (variable, consistent) > Search first: OMIM, ClinVar, PubMed
  • Genetic anticipation (increasing severity in successive generations) > Search first: OMIM, PubMed (especially for repeat expansion disorders)
  • Germline mosaicism > Search first: ClinVar, OMIM, genetic counseling literature, PubMed
  • Founder effects (population-specific mutations) > Search first: gnomAD, population genetics databases, PubMed
  • Consanguinity role > Search first: OMIM, population studies, genetic counseling resources
  • Carrier frequency > Search first: gnomAD, carrier screening databases, GeneReviews, GTR
  • Population Demographics:
  • Affected populations (ethnic or demographic groups with higher prevalence) > Search first: gnomAD, 1000 Genomes, PAGE Study, PubMed, population registries
  • Geographic distribution (endemic areas, regional variation) > Search first: WHO, CDC, GBD, Orphanet, geographic epidemiology databases
  • Geographic distribution of specific variants
  • Sex ratio (male:female) > Search first: Disease registries, OMIM, PubMed, epidemiological databases
  • Age distribution of affected individuals > Search first: CDC, disease registries, SEER, Orphanet

10. Diagnostics

  • Clinical Tests:
  • Laboratory tests (blood, urine, tissue chemistry, specific enzyme assays) > Search first: LOINC, LabTests Online, PubMed
  • Biomarkers (proteins, metabolites, genetic markers, circulating biomarkers) > Search first: FDA Biomarker List, BEST (Biomarkers, EndpointS, and other Tools), PubMed
  • Imaging studies (X-ray, CT, MRI, PET, ultrasound) > Search first: RadLex, DICOM, Radiopaedia, imaging databases
  • Functional tests (pulmonary function, cardiac stress tests) > Search first: LOINC, clinical guidelines, PubMed
  • Electrophysiology (EEG, EMG, ECG, nerve conduction studies) > Search first: LOINC, clinical neurophysiology databases, PubMed
  • Biopsy findings (histopathology, immunohistochemistry) > Search first: SNOMED CT, College of American Pathologists resources, PubMed
  • Pathology findings (microscopic examination) > Search first: SNOMED CT, Digital Pathology databases, PubMed
  • Genetic Testing:

    Search first: GTR (Genetic Testing Registry), GeneReviews, ClinGen

  • Overview of recommended genetic testing approach
  • Whole genome sequencing (WGS) utility > Search first: GTR, ClinVar, GEL (Genomics England), gnomAD
  • Whole exome sequencing (WES) utility > Search first: GTR, ClinVar, OMIM, GeneMatcher
  • Gene panels (which panels, which genes) > Search first: GTR, ClinVar, laboratory-specific databases
  • Single gene testing > Search first: GTR, ClinVar, OMIM, GeneReviews
  • Chromosomal microarray (CMA) > Search first: DECIPHER, ClinVar, dbVar, ECARUCA
  • Karyotyping > Search first: Chromosome Abnormality Database, ClinVar, cytogenetics resources
  • FISH > Search first: ClinVar, cytogenetics databases, PubMed
  • Mitochondrial DNA testing > Search first: MITOMAP, MSeqDR, ClinVar, GTR
  • Repeat expansion testing > Search first: GTR, ClinVar, repeat expansion databases, PubMed
  • Omics-Based Diagnostics (if applicable):
  • RNA sequencing / transcriptomics > Search first: GEO, ArrayExpress, GTEx, RNA-seq databases
  • Proteomics > Search first: PRIDE, ProteomeXchange, FDA Biomarker database
  • Metabolomics > Search first: MetaboLights, Metabolomics Workbench, HMDB
  • Epigenomics > Search first: GEO, ENCODE, Roadmap Epigenomics, MethBase
  • Liquid biopsy > Search first: COSMIC, ClinVar, liquid biopsy databases, PubMed
  • Clinical Criteria:
  • Standardized diagnostic criteria (DSM, ICD, society guidelines) > Search first: DSM-5, ICD-11, clinical society guidelines, UpToDate
  • Differential diagnosis (other conditions to rule out, with distinguishing features) > Search first: DynaMed, UpToDate, clinical decision support systems
  • Screening:
  • Screening methods for asymptomatic individuals (newborn screening, carrier screening, cascade screening) > Search first: ACMG recommendations, CDC newborn screening, GTR

11. Outcome/Prognosis

  • Survival and Mortality:
  • Survival rate (5-year, 10-year, overall) > Search first: SEER, cancer registries, disease-specific registries, PubMed
  • Life expectancy (with and without treatment if applicable) > Search first: Orphanet, disease registries, actuarial databases, PubMed
  • Mortality rate > Search first: CDC, WHO, GBD, national mortality databases
  • Disease-specific mortality (deaths directly attributable to disease) > Search first: Disease registries, CDC Wonder, GBD, PubMed
  • Morbidity and Function:
  • Morbidity (disease-related disability and health impacts) > Search first: GBD, WHO, disability databases, PubMed
  • Disability outcomes (long-term functional impairments) > Search first: ICF (International Classification of Functioning), disability registries
  • Quality of life measures (EQ-5D, SF-36, PROMIS, disease-specific tools) > Search first: EQ-5D database, SF-36, PROMIS, PubMed
  • Disease Course:
  • Complications (secondary problems: infections, organ failure, etc.) > Search first: ICD codes, disease registries, clinical databases, PubMed
  • Recovery potential (likelihood and extent of recovery, with vs without treatment) > Search first: Natural history studies, rehabilitation databases, PubMed
  • Prediction:
  • Prognostic factors (age, disease severity, biomarkers, treatment response) > Search first: Prognostic models databases, clinical calculators, PubMed
  • Prognostic biomarkers (molecular markers predicting disease course) > Search first: FDA Biomarker database, PubMed, cancer prognostic databases

12. Treatment

  • Pharmacotherapy:
  • Pharmacological treatments (drug names, drug classes, mechanisms of action) > Search first: DrugBank, RxNorm, ATC classification, DailyMed, FDA databases
  • Pharmacogenomics (how genetic variants affect drug metabolism, efficacy, toxicity) > Search first: PharmGKB, CPIC (Clinical Pharmacogenetics), FDA Table of PGx Biomarkers
  • Advanced Therapeutics:
  • Gene therapy (viral vectors, CRISPR, gene replacement, gene editing) > Search first: ClinicalTrials.gov, FDA gene therapy database, ASGCT resources
  • Cell therapy (stem cell transplant, CAR-T, cellular therapeutics) > Search first: ClinicalTrials.gov, FDA cell therapy database, FACT standards
  • RNA-based therapies (ASOs, siRNA, mRNA therapies) > Search first: ClinicalTrials.gov, FDA approvals, PubMed
  • Targeted therapies (treatments directed at specific molecular targets) > Search first: My Cancer Genome, OncoKB, ClinicalTrials.gov, FDA approvals
  • Immunotherapies (checkpoint inhibitors, monoclonal antibodies) > Search first: Cancer Immunotherapy Database, FDA approvals, ClinicalTrials.gov
  • Surgical and Interventional:
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For each treatment, suggest MAXO (Medical Action Ontology) terms where applicable.

13. Prevention

  • Prevention Levels:
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  • Secondary prevention (early detection and treatment: screening programs, early intervention) > Search first: USPSTF, CDC screening guidelines, WHO
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  • Counseling: Genetic counseling (risk assessment, family planning guidance)

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  • Environmental interventions (reducing environmental risk factors) > Search first: EPA databases, WHO environmental health, PubMed
  • Prophylaxis: Preventive medications or procedures

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14. Other Species / Natural Disease

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  • Resources:
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Citation Requirements

  • Cite primary literature (PMID preferred) for all mechanistic and clinical claims
  • Prioritize recent reviews and landmark papers
  • Include direct quotes from abstracts where possible to support key statements
  • Distinguish evidence source types: human clinical, model organism, in vitro, computational

Output Format

Structure your response as a comprehensive narrative organized by the sections above. For each section, provide: - Factual content with specific details (numbers, percentages, gene names, variant nomenclature) - Ontology term suggestions (HPO, GO, CL, UBERON, CHEBI, MAXO, MONDO) where applicable - Evidence citations with PMIDs - Direct quotes from abstracts to support key claims - Clear indication when information is not available or not applicable for this disease

This report will be used to populate a disease knowledge base entry with: - Pathophysiology descriptions with causal chains - Gene/protein annotations (HGNC, GO terms) - Phenotype associations (HP terms) with frequencies - Cell type involvement (CL terms) - Anatomical locations (UBERON terms) - Chemical entities (CHEBI terms) - Treatment annotations (MAXO terms) - Evidence items with PMIDs and exact abstract quotes - Epidemiology, prognosis, diagnostic, and prevention information - Animal model descriptions with phenotype recapitulation details

Narcolepsy–Cataplexy Syndrome (Narcolepsy Type 1, NT1): Comprehensive Disease Characteristics Report (2023–2024 emphasis)

Scope and evidence note

This report focuses on narcolepsy-cataplexy syndrome, which aligns clinically with narcolepsy type 1 (NT1) (historically “narcolepsy with cataplexy”). Evidence was extracted from recent peer‑reviewed reviews, a 2023 multi‑ethnic GWAS, a 2024 high‑resolution HLA study, a 2024 preclinical orexin receptor agonist paper, and ClinicalTrials.gov records (registry years 2023–2026). Several requested identifiers (MONDO, MeSH, ICD‑10/ICD‑11, OMIM) and many PMIDs were not present in retrieved sources; these gaps are explicitly marked.

1. Disease information

1.1 Definition and overview

NT1 is a rare chronic central disorder of hypersomnolence characterized by excessive daytime sleepiness (EDS) and cataplexy and is strongly linked to hypocretin/orexin deficiency from loss of orexin-producing hypothalamic neurons. (baldini2024pediatricnarcolepsytype pages 1-2, coelho2024narcolepsyaninterface pages 2-3)

1.2 Names and synonyms

Key naming harmonization in recent sources: - Narcolepsy type 1 (NT1) (baldini2024pediatricnarcolepsytype pages 1-2) - Narcolepsy with cataplexy (older term mapped to NT1) (matota2023exploringtheliterature pages 1-2) - Narcolepsy-cataplexy syndrome (explicit terminology used in a 2024 narrative review) (coelho2024narcolepsyaninterface pages 2-3)

1.3 Key identifiers (ontology/coding)

  • Orphanet: ORPHA:619284 is cited in a 2023 review as a narcolepsy group identifier. (matota2023exploringtheliterature pages 1-2)
  • Not found in retrieved evidence: MONDO ID, MeSH descriptor ID, ICD‑10/ICD‑11 codes, OMIM IDs.

1.4 Evidence source type

The information summarized here is primarily derived from aggregated disease-level resources (reviews, GWAS, registry trials), not individual EHR-only cohorts; however, the GWAS includes large population biobank components and multi-center case collections. (ollila2023narcolepsyriskloci pages 1-2, ollila2023narcolepsyriskloci pages 6-7)

Item Value Source (with DOI/URL) Publication date Evidence citation id
Disease name / synonym Narcolepsy type 1 (NT1) Baldini et al., Clinical and Translational Neuroscience; DOI: 10.3390/ctn8030025; https://doi.org/10.3390/ctn8030025 2024-06 (baldini2024pediatricnarcolepsytype pages 1-2)
Disease name / synonym Narcolepsy with cataplexy (former terminology for NT1) Mațotă et al., NeuroSci; DOI: 10.3390/neurosci4040022; https://doi.org/10.3390/neurosci4040022 2023-10 (matota2023exploringtheliterature pages 1-2)
Disease name / synonym Narcolepsy-cataplexy syndrome Coelho, Arquivos de Neuro-Psiquiatria; DOI: 10.1055/s-0044-1779299; https://doi.org/10.1055/s-0044-1779299 2024-04 (coelho2024narcolepsyaninterface pages 2-3)
Classification Rare chronic central disorder of hypersomnolence Baldini et al., Clinical and Translational Neuroscience; DOI: 10.3390/ctn8030025; https://doi.org/10.3390/ctn8030025 2024-06 (baldini2024pediatricnarcolepsytype pages 1-2)
Key identifier Orphanet: ORPHA:619284 Mațotă et al., NeuroSci; DOI: 10.3390/neurosci4040022; https://doi.org/10.3390/neurosci4040022 2023-10 (matota2023exploringtheliterature pages 1-2)
ICSD-3-TR diagnostic element Excessive daytime sleepiness / irrepressible need to sleep or daytime lapses for at least 3 months Baldini et al., Clinical and Translational Neuroscience; DOI: 10.3390/ctn8030025; https://doi.org/10.3390/ctn8030025 2024-06 (baldini2024pediatricnarcolepsytype pages 1-2)
ICSD-3-TR diagnostic element Cataplexy as a core diagnostic feature for NT1 Coelho, Arquivos de Neuro-Psiquiatria; DOI: 10.1055/s-0044-1779299; https://doi.org/10.1055/s-0044-1779299 2024-04 (coelho2024narcolepsyaninterface pages 2-3)
ICSD-3-TR diagnostic element Low CSF hypocretin-1 / orexin-A: ≤110 pg/mL or less than one-third of normal mean values Baldini et al., Clinical and Translational Neuroscience; DOI: 10.3390/ctn8030025; https://doi.org/10.3390/ctn8030025 2024-06 (baldini2024pediatricnarcolepsytype pages 1-2)
ICSD-3-TR diagnostic element MSLT mean sleep latency ≤8 minutes Baldini et al., Clinical and Translational Neuroscience; DOI: 10.3390/ctn8030025; https://doi.org/10.3390/ctn8030025 2024-06 (baldini2024pediatricnarcolepsytype pages 1-2)
ICSD-3-TR diagnostic element MSLT shows ≥2 sleep-onset REM periods (SOREMPs) Baldini et al., Clinical and Translational Neuroscience; DOI: 10.3390/ctn8030025; https://doi.org/10.3390/ctn8030025 2024-06 (baldini2024pediatricnarcolepsytype pages 1-2)
ICSD-3-TR diagnostic element Overnight polysomnography (PSG) should precede MSLT Coelho, Arquivos de Neuro-Psiquiatria; DOI: 10.1055/s-0044-1779299; https://doi.org/10.1055/s-0044-1779299 2024-04 (coelho2024narcolepsyaninterface pages 2-3)

Table: This table summarizes the core disease names, classification, available identifier, and ICSD-3-TR diagnostic elements for narcolepsy-cataplexy syndrome / narcolepsy type 1. It is useful as a compact reference for nomenclature harmonization and diagnosis-oriented knowledge-base entry building.

2. Etiology

2.1 Primary causal factors (current understanding)

Current consensus model: NT1 arises from selective loss of hypocretin/orexin (HCRT) neurons in the lateral hypothalamus in genetically predisposed individuals, most consistent with an immune-mediated (autoimmune) mechanism, where T cells are strongly implicated. (coelho2024narcolepsyaninterface pages 2-3, xu2024theroleof pages 5-7, xu2024theroleof pages 1-2)

Direct abstract-level support (quote): A 2024 T-cell–focused narrative review states, “The strong association between narcolepsy and the HLA-DQB1*06:02 allele strongly indicates an autoimmune etiology…” and that “Increasing evidence suggests that T cells play a critical role…” (xu2024theroleof pages 1-2)

2.2 Genetic risk factors

HLA (major effect)

  • NT1 shows strong association with HLA-DQB1*06:02 in multiple sources. (baldini2024pediatricnarcolepsytype pages 1-2, coelho2024narcolepsyaninterface pages 2-3)
  • High-resolution HLA sequencing (2024) quantified the association for DQB1*06:02:01 with OR 7.27 (95% CI 4.11–12.85; p=6.11×10^-15) and related class II alleles (DRB501:01:01, DRB115:01:01, DQA1*01:02:01). (hamdan2024high‐resolutionhlasequencing pages 3-4)
  • The same 2024 study found the extended haplotype DRB501:01:01–DRB115:01:01–DQA101:02:01–DQB106:02:01 enriched in NT1 (55.8% vs 15.3% in population controls; OR 7.01; p=1.98×10^-14). (hamdan2024high‐resolutionhlasequencing pages 4-5)

Non-HLA loci (2023 multi-ethnic GWAS)

A 2023 Nature Communications GWAS/meta-analysis (multi-ethnic) reports: - Sample size: 6,073 NT1 cases and 84,856 controls; plus a Pandemrix® vaccination-related subcohort of 245 cases and 18,862 controls. (ollila2023narcolepsyriskloci pages 6-7, ollilaUnknownyearmbati.ogeshwarsm… pages 7-8) - Fine-mapped HLA signals including DQ0602 (DQB1*06:02) and additional signals (e.g., DQB103:01, DPB104:02). (ollila2023narcolepsyriskloci pages 1-2) - Confirmed known immune loci (e.g., TRA, TRB, CTSH, IFNAR1, ZNF365, TNFSF4) and identified seven novel loci (CD207, NAB1, IKZF4-ERBB3, CTSC, DENND1B, SIRPG, PRF1). (ollila2023narcolepsyriskloci pages 1-2, ollila2023narcolepsyriskloci pages 5-6) - T-cell receptor usage effects implicating TRAJ24, TRAJ28 and TRBV4-2, consistent with antigen-specific, restricted TCR involvement. (ollila2023narcolepsyriskloci pages 1-2, ollila2023narcolepsyriskloci pages 5-6)

2.3 Environmental/infectious risk factors (triggers)

  • A 2024 review summarizes increased NT1 prevalence/incidence after influenza A(H1N1)pdm09 and after Pandemrix® vaccination, consistent with gene–environment interaction. (xu2024theroleof pages 1-2)
  • The same review reports a large effect size for the post‑pandemic/vaccine association: 2–14× increases in NT1 incidence temporally associated with H1N1/Pandemrix in specific settings. (xu2024theroleof pages 1-2)
  • Pediatric NT1 review notes incidence “peaks” after H1N1 and a link to elevated anti-streptolysin O titers, supporting a possible role of streptococcal infection as a trigger in some patients. (baldini2024pediatricnarcolepsytype pages 1-2)

2.4 Protective factors

A specific set of “protective factors” (genetic or environmental) was not systematically enumerated in the retrieved clinical reviews; however, the 2023 GWAS includes alleles described as protective within HLA fine-mapping (e.g., protective HLA effects) in excerpts. (ollila2023narcolepsyriskloci pages 3-4)

2.5 Gene–environment interaction (current understanding)

The 2023 GWAS explicitly frames NT1 as shaped by genetic risk variants interacting with influenza infection/vaccination contexts, and vaccination-triggered cases share similar genetic architecture (notably HLA and TRA signals), implying that environmental triggers act on a common susceptibility background. (ollila2023narcolepsyriskloci pages 1-2, ollila2023narcolepsyriskloci pages 5-6)

3. Phenotypes

3.1 Core phenotype spectrum

Commonly described NT1 symptom cluster includes: - EDS (irrepressible need to sleep/lapses) (baldini2024pediatricnarcolepsytype pages 1-2) - Cataplexy (emotion-triggered sudden muscle tone loss with preserved consciousness) (severin2023exploringtheliterature pages 8-9) - Disrupted nocturnal sleep / sleep fragmentation (baldini2024pediatricnarcolepsytype pages 1-2, severin2023exploringtheliterature pages 8-9) - Sleep paralysis (baldini2024pediatricnarcolepsytype pages 1-2) - Hypnagogic/hypnopompic hallucinations (baldini2024pediatricnarcolepsytype pages 1-2) - Pediatric comorbidities such as obesity and precocious puberty, plus psychological/psychiatric and cognitive issues. (baldini2024pediatricnarcolepsytype pages 1-2)

3.2 Age of onset and course

  • NT1 often begins in childhood/adolescence; one review reports >50% of cases begin before age 18 and onset is common between 10–30 years. (severin2023exploringtheliterature pages 8-9)
  • The course is generally chronic; functional and psychosocial burden is emphasized in pediatric and general reviews. (baldini2024pediatricnarcolepsytype pages 1-2, matota2023exploringtheliterature pages 1-2)

3.3 HPO mapping suggestions

Phenotype HPO term suggestion(s) Key description/statistics QoL/functional impact Source URL/DOI + date Evidence citation id
Excessive daytime sleepiness HP:0001262 Excessive daytime somnolence; HP:0012449 Abnormality of sleep-wake cycle Core NT1 feature; ICSD-3/ICSD-3-TR-based descriptions require irrepressible need to sleep/daytime lapses for ≥3 months. Typical onset is in childhood/adolescence or young adulthood; >50% of cases begin before age 18 in one review, and common onset is between 10–30 years. Severity is often chronic and disabling rather than self-limited. Major impairment in school/work performance, attention, driving safety, and social functioning; described as substantially reducing quality of life in children and adults. Baldini 2024, https://doi.org/10.3390/ctn8030025, 2024-06; Mațotă 2023, https://doi.org/10.3390/neurosci4040022, 2023-10; Severin 2023, https://doi.org/10.20944/preprints202309.0819.v1, 2023-09 (baldini2024pediatricnarcolepsytype pages 1-2, severin2023exploringtheliterature pages 8-9, matota2023exploringtheliterature pages 1-2)
Cataplexy HP:0002524 Cataplexy Hallmark phenotype of NT1; defined as sudden loss of muscle tone with preserved consciousness, usually lasting <2 minutes and often triggered by strong emotions, especially pleasant emotions. May be partial or generalized; episodic course. Causes falls, injury risk, embarrassment, activity avoidance, and marked social/occupational restriction; strongly contributes to disease burden. Baldini 2024, https://doi.org/10.3390/ctn8030025, 2024-06; Severin 2023, https://doi.org/10.20944/preprints202309.0819.v1, 2023-09 (baldini2024pediatricnarcolepsytype pages 1-2, severin2023exploringtheliterature pages 8-9)
Sleep paralysis HP:0031466 Sleep paralysis Common associated REM-related symptom in NT1; often begins around the same disease period as EDS/cataplexy and tends to recur episodically. Pediatric review lists it among core symptoms; adult review includes it in the classic symptom complex. Frequency not quantified in retrieved excerpts. Distressing episodes can provoke anxiety, fear of sleep, and impaired sleep confidence. Baldini 2024, https://doi.org/10.3390/ctn8030025, 2024-06; Mațotă 2023, https://doi.org/10.3390/neurosci4040022, 2023-10 (baldini2024pediatricnarcolepsytype pages 1-2, matota2023exploringtheliterature pages 1-2)
Hypnagogic/hypnopompic hallucinations HP:0002473 Hallucinations; HP:0031464 Hypnagogic hallucinations; HP:0031465 Hypnopompic hallucinations Frequently reported REM-intrusion symptoms in NT1; pediatric NT1 review lists both hypnagogic and hypnopompic hallucinations. Often episodic/fluctuating rather than progressive. Specific prevalence not given in retrieved excerpts. Can be frightening and disruptive, worsening sleep-related anxiety and daily well-being. Baldini 2024, https://doi.org/10.3390/ctn8030025, 2024-06; Mațotă 2023, https://doi.org/10.3390/neurosci4040022, 2023-10 (baldini2024pediatricnarcolepsytype pages 1-2, matota2023exploringtheliterature pages 1-2)
Disrupted nocturnal sleep / sleep fragmentation HP:0002360 Sleep disturbance; HP:0031354 Fragmented sleep Despite hypersomnolence, NT1 commonly includes disturbed nighttime sleep/sleep fragmentation. Reviews describe disrupted night sleep as a core associated feature in pediatric and adult NT1; course is chronic/fluctuating. Leads to nonrestorative sleep, worsened daytime functioning, fatigue, and may exacerbate EDS/cognitive symptoms. Baldini 2024, https://doi.org/10.3390/ctn8030025, 2024-06; Severin 2023, https://doi.org/10.20944/preprints202309.0819.v1, 2023-09 (baldini2024pediatricnarcolepsytype pages 1-2, severin2023exploringtheliterature pages 8-9)
Weight gain / obesity HP:0001513 Obesity; HP:0001824 Weight gain Frequently reported comorbidity, especially in pediatric NT1; review notes obesity as a common associated condition and adult review notes weight gain among associated features. Likely early in disease course in many children, though precise frequency is not stated in retrieved excerpts. Contributes additional psychosocial burden and cardiometabolic risk, worsening overall quality of life. Baldini 2024, https://doi.org/10.3390/ctn8030025, 2024-06; Severin 2023, https://doi.org/10.20944/preprints202309.0819.v1, 2023-09 (baldini2024pediatricnarcolepsytype pages 1-2, severin2023exploringtheliterature pages 8-9)
Precocious puberty (pediatric) HP:0000826 Precocious puberty Pediatric NT1 review identifies precocious puberty as a recognized comorbidity in children/adolescents. Pediatric onset is common, making this especially relevant for early-onset NT1. Frequency not provided in retrieved excerpts. May affect psychosocial development and compound pediatric disease burden, requiring multidisciplinary follow-up. Baldini 2024, https://doi.org/10.3390/ctn8030025, 2024-06 (baldini2024pediatricnarcolepsytype pages 1-2)
Cognitive / psychiatric comorbidity HP:0100543 Cognitive impairment; HP:0000708 Behavioral abnormality; HP:0000739 Anxiety; HP:0000716 Depression Pediatric NT1 review notes cognitive aspects, psychological distress, and psychiatric disorders as common comorbidities; broader review emphasizes significant effects on daily functioning and social life. Course is chronic and may fluctuate with sleepiness severity. Important contributor to impaired academic achievement, work productivity, emotional well-being, and social functioning. Baldini 2024, https://doi.org/10.3390/ctn8030025, 2024-06; Mațotă 2023, https://doi.org/10.3390/neurosci4040022, 2023-10 (baldini2024pediatricnarcolepsytype pages 1-2, matota2023exploringtheliterature pages 1-2)

Table: This table maps major narcolepsy type 1 phenotypes to suggested HPO terms and summarizes key clinical characteristics, onset patterns, and quality-of-life impacts from recent reviews. It is useful for structured disease knowledge-base curation and phenotype annotation.

4. Genetic / molecular information

4.1 “Causal genes” vs susceptibility loci

For most patients, NT1 is not presented as a single-gene Mendelian disorder in the retrieved evidence; instead, it is a complex disorder with strong HLA susceptibility and additional immune-related loci (GWAS). (ollila2023narcolepsyriskloci pages 1-2, ollila2023narcolepsyriskloci pages 6-7)

4.2 Key susceptibility loci and immune effector biology

  • HLA-DQB1*06:02 (class II antigen presentation; strongest association). (hamdan2024high‐resolutionhlasequencing pages 3-4)
  • TCR loci (TRA/TRB): variants affecting chain usage (TRAJ24/28, TRBV4-2), supporting restricted antigen specificity. (ollila2023narcolepsyriskloci pages 5-6)
  • Cytotoxic pathway genes highlighted in GWAS: PRF1 (perforin) and CTSC (cathepsin C), consistent with CD8+ T-cell cytotoxic mechanisms. (ollila2023narcolepsyriskloci pages 1-2, ollilaUnknownyearmbati.ogeshwarsm… pages 6-7)

4.3 Epigenetics and chromosomal abnormalities

No epigenetic signatures or chromosomal abnormalities were extractable from retrieved sources.

5. Environmental information

The most consistently discussed environmental factors are infectious/vaccine triggers: - Influenza A(H1N1)pdm09 infection and Pandemrix® vaccination. (xu2024theroleof pages 1-2) - Streptococcal exposure suggested by anti-streptolysin O findings in pediatric contexts. (baldini2024pediatricnarcolepsytype pages 1-2) Other toxins/radiation/pollution exposures were not described in the retrieved evidence.

6. Mechanism / pathophysiology

6.1 Causal chain (trigger → mechanism → clinical manifestations)

A convergent mechanistic chain described across recent reviews and GWAS-derived interpretations is: 1) Genetic predisposition (especially HLA-DQB106:02 and related immune loci). (hamdan2024high‐resolutionhlasequencing pages 3-4, ollila2023narcolepsyriskloci pages 1-2) 2) Environmental trigger (e.g., influenza infection or specific vaccinations) initiating or amplifying immune priming. (xu2024theroleof pages 1-2) 3) Antigen presentation to CD4+ T cells (HLA class II) and development of autoreactive T-cell repertoires (TRA/TRB associations). (xu2024theroleof pages 5-7, ollila2023narcolepsyriskloci pages 5-6) 4) CNS infiltration/activation: microglial activation and inflammatory cytokines/chemokines, with IFN-γ–driven upregulation of MHC I on neurons facilitating recognition. (xu2024theroleof pages 5-7) 5) Selective destruction of hypocretin/orexin neurons by CD8+ cytotoxic T cells, leading to CSF hypocretin deficiency. (xu2024theroleof pages 5-7, xu2024theroleof pages 3-5) 6) Downstream physiology: orexin deficiency destabilizes wakefulness and REM boundaries, producing EDS, cataplexy*, and REM intrusion phenomena. (thomaz2024treatmentofnarcolepsy pages 1-2, coelho2024narcolepsyaninterface pages 2-3)

6.2 Immune system involvement (expert synthesis)

A 2024 narrative review emphasizes that neurons express HLA class I (enabling CD8 recognition), while microglia can express HLA class II, supporting a two-arm immune model: CD4-driven priming/help and CD8-mediated cytotoxicity. (xu2024theroleof pages 5-7)

Key abstract quotes (supporting specificity): - “T cells in patients with narcolepsy target self-antigens of hypocretin neurons…” and affected children show “increased T-cell responses to orexins.” (xu2024theroleof pages 11-12)

6.3 Biomarkers

  • CSF hypocretin‑1/orexin‑A: ≤110 pg/mL or <1/3 of normal is cited as a diagnostic biomarker threshold in ICSD-3-TR‑based descriptions. (baldini2024pediatricnarcolepsytype pages 1-2)
  • Autoantibodies:
  • Anti‑hypocretin receptor 2 (anti‑HCRTR2) autoantibodies were not different between groups and overall low in a 2024 study (p=0.8524), arguing against HCRTR2 as a common autoimmune target. (hamdan2024high‐resolutionhlasequencing pages 6-6)

6.4 Suggested ontology terms (mechanism)

  • GO (Biological Process) suggestions consistent with described mechanisms:
  • antigen processing and presentation
  • T cell activation / regulation
  • cytotoxicity-mediated killing (perforin/granzyme pathway)
  • cytokine-mediated signaling and neuroinflammation (These GO mappings are interpretive alignments to described mechanisms, not explicitly enumerated in the retrieved papers.)

  • CL (Cell Ontology) suggestions:

  • CD4+ T cell, CD8+ T cell, regulatory T cell
  • dendritic cell
  • microglial cell
  • orexin/hypocretin-producing neuron (hypothalamic) (These CL mappings align to cell types explicitly discussed across recent reviews.) (xu2024theroleof pages 5-7, xu2024theroleof pages 1-2)

7. Anatomical structures affected

  • Primary site: lateral hypothalamus with loss of hypocretin/orexin neurons. (coelho2024narcolepsyaninterface pages 2-3, thomaz2024treatmentofnarcolepsy pages 1-2)
  • Systems involved: central nervous system sleep–wake regulation networks (monoaminergic/cholinergic arousal systems are referenced as orexin targets). (thomaz2024treatmentofnarcolepsy pages 1-2)

Suggested UBERON alignment: - hypothalamus (UBERON term not explicitly provided in retrieved sources).

8. Temporal development

  • Onset often in childhood/adolescence; chronic and persistent course is repeatedly emphasized. (baldini2024pediatricnarcolepsytype pages 1-2, severin2023exploringtheliterature pages 8-9)
  • Diagnostic delay: a 2024 review notes “a delay of over ten years for the diagnosis of narcolepsy around the world.” (coelho2024narcolepsyaninterface pages 2-3)

9. Inheritance and population

9.1 Epidemiology (recently cited numbers)

  • Pediatric state-of-the-art review (2024) reports:
  • Global mean prevalence ~30/100,000 with a wide range (Israel 0.23/100,000 to Japan 160/100,000). (baldini2024pediatricnarcolepsytype pages 1-2)
  • European incidence for narcolepsy with cataplexy ~0.74/100,000 person-years. (baldini2024pediatricnarcolepsytype pages 1-2)
  • A 2023 review reports prevalence ~0.02–0.05% overall and gives example ranges for NT1 prevalence (~25–50/100,000) depending on study/country. (severin2023exploringtheliterature pages 3-5)

9.2 Genetic architecture

Evidence supports complex, polygenic susceptibility with major HLA contribution, rather than simple Mendelian inheritance in most cases. (ollila2023narcolepsyriskloci pages 1-2, hamdan2024high‐resolutionhlasequencing pages 3-4)

10. Diagnostics

10.1 Clinical criteria and tests

ICSD-3-TR-aligned elements described in recent reviews include: - Daily sleepiness (irrepressible need to sleep/lapses) for ≥3 months. (baldini2024pediatricnarcolepsytype pages 1-2) - Objective testing: overnight PSG followed by MSLT, with MSLT criteria of mean sleep latency ≤8 minutes and ≥2 SOREMPs. (baldini2024pediatricnarcolepsytype pages 1-2, coelho2024narcolepsyaninterface pages 2-3) - Biomarker alternative/support: CSF hypocretin‑1 ≤110 pg/mL (or <1/3 normal mean) can support diagnosis. (baldini2024pediatricnarcolepsytype pages 1-2)

10.2 Differential diagnosis (limited in retrieved evidence)

Differential diagnosis details were not comprehensively extractable from the retrieved excerpts; however, comparisons to other central hypersomnolence disorders (e.g., NT2, idiopathic hypersomnia) appear in diagnostic discussions. (baldini2024pediatricnarcolepsytype pages 1-2, hamdan2024high‐resolutionhlasequencing pages 6-6)

10.3 Screening tools

  • Swiss Narcolepsy Scale (SNS) is described as a screening tool; a 2023 validation study reports sensitivity 90.5% and specificity 100% for diagnosing NT1 in a Turkish validation cohort. (severin2023exploringtheliterature pages 9-11)

11. Outcomes / prognosis

  • NT1 is described as chronic with substantial functional morbidity and comorbidities affecting quality of life. (baldini2024pediatricnarcolepsytype pages 1-2, coelho2024narcolepsyaninterface pages 2-3)
  • Mortality and life expectancy statistics were not present in retrieved sources.

12. Treatment

12.1 Current pharmacotherapy (real-world implementation)

Recent review-level sources list common first-line therapies: - For EDS: modafinil/armodafinil, pitolisant, sodium oxybate, and solriamfetol (dopamine/norepinephrine reuptake inhibitor). (severin2023exploringtheliterature pages 9-11) - For cataplexy: sodium oxybate, venlafaxine, and pitolisant. (severin2023exploringtheliterature pages 9-11)

Non-pharmacological measures include sleep hygiene and planned naps, especially emphasized in pediatric management. (baldini2024pediatricnarcolepsytype pages 1-2, severin2023exploringtheliterature pages 9-11)

12.2 Low-sodium oxybate (LXB; real-world considerations)

Low-sodium oxybate (LXB) is positioned as a long-term therapy option with reduced sodium burden: - Contains 92% less sodium than sodium oxybate (SXB). (schneider2023longtermtreatmentof pages 3-5, schneider2023longtermtreatmentof pages 1-2) - US approvals summarized in 2023 review: narcolepsy (cataplexy or EDS) age ≥7 years (July 2020) and idiopathic hypersomnia adults (August 2021). (schneider2023longtermtreatmentof pages 5-6) - Randomized-withdrawal phase 3 narcolepsy results summarized: cataplexy worsened on placebo vs no change on LXB (P<0.0001) and ESS also favored LXB (P<0.0001). (schneider2023longtermtreatmentof pages 3-5) - Safety statistics in that review: TEAEs 76.1%, discontinuation for TEAEs 11.9% (including worsening cataplexy and nausea). (schneider2023longtermtreatmentof pages 3-5)

12.3 2023–2024 frontier development: orexin receptor agonists (disease-modifying symptomatic strategy)

A major recent development is the maturation of orexin receptor 2 (OX2R) agonists intended to replace missing orexin signaling.

TAK-861 (oral OX2R agonist; 2024 preclinical): - Reported OX2R potency EC50 2.5 nM and selectivity ~3000× over OX1R, with wake-promoting minimum effective dose 1 mg/kg p.o. (mice and monkeys), and suppression of cataplexy-like episodes in NT1 mouse models. (mitsukawa2024tak861apotent pages 1-2, mitsukawa2024tak861apotent pages 9-10) - Supporting figure/table evidence is present in the preclinical paper (Table 1 and Figure 3) as extracted images. (mitsukawa2024tak861apotent media 756d74c0, mitsukawa2024tak861apotent media cd11b0df)

Danavorexton (TAK-925; parenteral OX2R agonist): - Summarized as increasing wakefulness in animals and in humans (sleep-deprived healthy individuals) and improving sleepiness/cataplexy in NT1, but with parenteral route limitations. (mitsukawa2024tak861apotent pages 1-2, mitsukawa2024tak861apotent pages 9-10)

TAK-994 (oral OX2R agonist): - Development reportedly stopped due to risk of drug-induced liver injury/off-target liver toxicity despite phase 2 improvement in wakefulness/cataplexy metrics. (mitsukawa2024tak861apotent pages 1-2, mitsukawa2024tak861apotent pages 9-10)

12.4 Clinical trial landscape (selected real-world implementations)

TAK-861 registry trials (ClinicalTrials.gov): - Phase 2 NT1 trial: NCT05687903, enrollment 112 actual; primary endpoint change in MWT sleep latency at Week 8; secondary includes ESS and weekly cataplexy rate. (NCT05687903 chunk 1) - Phase 3 NT1 trials: NCT06470828 (enrollment 168 actual; 12 weeks; primary = MWT mean sleep latency) and NCT06505031 (enrollment 105 actual; 12 weeks; similar primary). (NCT06470828 chunk 1, NCT06505031 chunk 1) - Randomized-withdrawal design trial: NCT07363720 (Phase 3; planned enrollment 88; primary = time to loss of response on ESS; secondary includes MWT and cataplexy rate). (NCT07363720 chunk 1)

12.5 MAXO suggestions (treatment actions; interpretive mappings)

  • Wake-promoting pharmacotherapy (e.g., modafinil/solriamfetol/pitolisant)
  • Oxybate therapy (sodium oxybate / low-sodium oxybate)
  • Orexin receptor agonist therapy (OX2R agonists)
  • Behavioral sleep intervention (scheduled naps, sleep hygiene) (These MAXO alignments are provided as practical KB mappings; MAXO IDs were not present in retrieved sources.)

13. Prevention

No established primary prevention is described in retrieved evidence. Practical mitigation strategies include: - early recognition and diagnosis (to reduce multi-year delays) (coelho2024narcolepsyaninterface pages 2-3) - avoidance of known safety risks associated with symptoms (e.g., driving risk) and symptom control through therapy and behavioral measures. (severin2023exploringtheliterature pages 9-11)

14. Other species / natural disease

Direct evidence for naturally occurring narcolepsy in non-human species (e.g., canine narcolepsy) was not present in the retrieved sources.

15. Model organisms

Recent mechanistic/treatment development relies heavily on orexin-deficient mouse models: - Preclinical evaluation of TAK-861 used orexin/ataxin-3 and orexin‑tTA;TetO DTA mouse models, demonstrating improved wakefulness fragmentation and reduced cataplexy-like episodes. (mitsukawa2024tak861apotent pages 1-2, mitsukawa2024tak861apotent pages 4-7) These models recapitulate key features of NT1 related to orexin deficiency and provide a translational platform for orexin receptor agonists.


Expert interpretation and synthesis (authoritative analysis)

1) The strong HLA-DQB1*06:02 effect (now quantified with high-resolution HLA sequencing) supports a model where antigen presentation is central, but the broader GWAS pattern (TCR loci + APC/innate antiviral response genes) points to a highly specific, oligoclonal adaptive immune response rather than generalized inflammation. (hamdan2024high‐resolutionhlasequencing pages 3-4, ollila2023narcolepsyriskloci pages 1-2, ollila2023narcolepsyriskloci pages 5-6) 2) The 2023 GWAS and 2024 T-cell review jointly support gene–environment coupling, where influenza-related exposures amplify risk in genetically predisposed individuals; vaccination-related NT1 cases show similar risk architecture to sporadic NT1, consistent with shared biology. (ollila2023narcolepsyriskloci pages 1-2, xu2024theroleof pages 1-2) 3) Therapeutically, the field is shifting from symptomatic stimulants and REM-modulating agents toward pathway replacement via OX2R agonists, with TAK-861 designed to address prior oral-agent limitations (notably TAK-994 liver toxicity risk) through higher potency and lower effective dosing. (mitsukawa2024tak861apotent pages 1-2, mitsukawa2024tak861apotent pages 9-10)


Key recent statistics (quick reference)

  • Prevalence mean ~30/100,000 globally (range 0.23–160/100,000 by country) (2024 review). (baldini2024pediatricnarcolepsytype pages 1-2)
  • Incidence for narcolepsy with cataplexy in Europe ~0.74/100,000 person-years (2024 review). (baldini2024pediatricnarcolepsytype pages 1-2)
  • HLA-DQB106:02:01 association in NT1: OR 7.27* (2024 high-resolution sequencing). (hamdan2024high‐resolutionhlasequencing pages 3-4)
  • GWAS sample size: 6,073 cases / 84,856 controls (2023 Nature Communications). (ollila2023narcolepsyriskloci pages 6-7)
  • LXB randomized-withdrawal narcolepsy trial summary: cataplexy and ESS endpoints P<0.0001; TEAEs 76.1%, discontinuation 11.9% (2023 review of trial program). (schneider2023longtermtreatmentof pages 3-5)

Limitations and missing data elements (for KB completeness)

  • Identifiers not found in retrieved evidence: MONDO ID, MeSH ID, ICD‑10/ICD‑11 codes, OMIM IDs.
  • PMIDs were not available in the retrieved full-text excerpts; therefore, PMID-anchored citations could not be provided.
  • Mortality/life expectancy statistics and robust real-world effectiveness datasets were not present in retrieved sources.
  • Cross-species naturally occurring disease (e.g., canine narcolepsy) was not captured in the retrieved corpus.

References

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Elisa Lahtela, Mari E. Niemi, Mari Kaunisto, Mart Kals, Mary Pat Reeve, Mervi Aavikko, Nina Mars, Oluwaseun Alexander Dada, Pietro Della Briotta Parolo, Priit Palta, Rigbe Weldatsadik, Risto Kajanne, Rodos Rodosthenous, Samuli Ripatti, Sanni Ruotsalainen, Satu Strausz, Shabbeer Hassan, Shanmukha Sampath Padmanabhuni, Shuang Luo, Susanna Lemmelä, Taru Tukiainen, Timo P. Sipilä, Tuomo Kiiskinen, Vincent Llorens, Mark Daly, Jiwoo Lee, Kristin Tsuo, Mitja Kurki, Amanda Elliott, Aki Havulinna, Juulia Partanen, Robert Yang, Dermot Reilly, Alessandro Porello, Amy Hart, Dawn Waterworth, Ekaterina Khramtsova, Karen He, Meijian Guan, Qingqin S. Li, Sauli Vuoti, Eric Green, Robert Graham, Sahar Mozaffari, Adriana Huertas-Vazquez, Andrey Loboda, Caroline Fox, Fabiana Farias, Jae-Hoon Sul, Jason Miller, Neha Raghavan, Simonne Longerich, Johannes Kettunen, Raisa Serpi, Reetta Hinttala, Tuomo Mantere, Anne Remes, Elisa Rahikkala, Johanna Huhtakangas, Kaisa Tasanen, Laura Huilaja, Laure Morin-Papunen, Maarit Niinimäki, Marja Vääräsmäki, Outi Uimari, Peeter Karihtala, Terhi Piltonen, Terttu Harju, Timo Blomster, Vuokko Anttonen, Hilkka Soininen, Kai Kaarniranta, Liisa Suominen, Margit Pelkonen, Maria Siponen, Mikko Kiviniemi, Oili Kaipiainen-Seppänen, Päivi Auvinen, Päivi Mäntylä, Reetta Kälviäinen, Valtteri Julkunen, Chris O’Donnell, Ma´en Obeidat, Nicole Renaud, Debby Ngo, Majd Mouded, Mike Mendelson, Anders Mälarstig, Heli Lehtonen, Jaakko Parkkinen, Kirsi Kalpala, Melissa Miller, Nan Bing, Stefan McDonough, Xinli Hu, Ying Wu, Airi Jussila, Annika Auranen, Argyro Bizaki-Vallaskangas, Hannu Uusitalo, Jukka Peltola, Jussi Hernesniemi, Katri Kaukinen, Laura Kotaniemi-Talonen, Pia Isomäki, Teea Salmi, Venla Kurra, Kirsi Sipilä, Auli Toivola, Elina Järvensivu, Essi Kaiharju, Hannele Mattsson, Kati Kristiansson, Lotta Männikkö, Markku Laukkanen, Markus Perola, Minna Brunfeldt, Päivi Laiho, Regis Wong, Sami Koskelainen, Sini Lähteenmäki, Sirpa Soini, Teemu Paajanen, Terhi Kilpi, Tero Hiekkalinna, Tuuli Sistonen, Clément Chatelain, Deepak Raipal, Katherine Klinger, Samuel Lessard, Fredrik Åberg, Mikko Hiltunen, Sami Heikkinen, Hannu Kankaanranta, Tuula Palotie, Iiris Hovatta, Kimmo Palin, Niko Välimäki, Sanna Toppila-Salmi, Eija Laakkonen, Eeva Sliz, Heidi Silven, Katri Pylkäs, Minna Karjalainen, Riikka Arffman, Susanna Savukoski, Jaakko Tyrmi, Manuel Rivas, Harri Siirtola, Iida Vähätalo, Javier Garcia-Tabuenca, Marianna Niemi, Mika Helminen, Tiina Luukkaala, Poul Jennum, Sona Nevsimalova, David Kemlink, Alex Iranzo, Sebastiaan Overeem, Aleksandra Wierzbicka, Peter Geisler, Karel Sonka, Makoto Honda, Birgit Högl, Ambra Stefani, Fernando Morgadinho Coelho, Vilma Mantovani, Eva Feketeova, Mia Wadelius, Niclas Eriksson, Hans Smedje, Pär Hallberg, Per Egil Hesla, David Rye, Zerrin Pelin, Luigi Ferini-Strambi, Claudio L. Bassetti, Johannes Mathis, Ramin Khatami, Adi Aran, Sheela Nampoothiri, Tomas Olsson, Ingrid Kockum, Markku Partinen, Markus Perola, Birgitte R. Kornum, Sina Rueger, Juliane Winkelmann, Taku Miyagawa, Hiromi Toyoda, Seik-Soon Khor, Mihoko Shimada, Katsushi Tokunaga, Manuel Rivas, Jonathan K. Pritchard, Neil Risch, Zoltan Kutalik, Ruth O’Hara, Joachim Hallmayer, Chun Jimmie Ye, and Emmanuel J. Mignot. Narcolepsy risk loci outline role of t cell autoimmunity and infectious triggers in narcolepsy. Nature Communications, May 2023. URL: https://doi.org/10.1038/s41467-023-36120-z, doi:10.1038/s41467-023-36120-z. This article has 61 citations and is from a highest quality peer-reviewed journal.

  6. (xu2024theroleof pages 5-7): Wenqi Xu, Wenting Ding, Yu Zhang, Shuanshuan Wang, Xianyu Yan, Yirui Xu, Xiaoying Zhi, and Rongzeng Liu. The role of t cells in the pathogenesis of narcolepsy type 1: a narrative review. International Journal of Molecular Sciences, 25:11914, Nov 2024. URL: https://doi.org/10.3390/ijms252211914, doi:10.3390/ijms252211914. This article has 4 citations.

  7. (xu2024theroleof pages 1-2): Wenqi Xu, Wenting Ding, Yu Zhang, Shuanshuan Wang, Xianyu Yan, Yirui Xu, Xiaoying Zhi, and Rongzeng Liu. The role of t cells in the pathogenesis of narcolepsy type 1: a narrative review. International Journal of Molecular Sciences, 25:11914, Nov 2024. URL: https://doi.org/10.3390/ijms252211914, doi:10.3390/ijms252211914. This article has 4 citations.

  8. (hamdan2024high‐resolutionhlasequencing pages 3-4): Samia Hamdan, Pontus Wasling, and Alexander Lind. High‐resolution hla sequencing and hypocretin receptor 2 autoantibodies in narcolepsy type 1 and type 2. International Journal of Immunogenetics, 51:310-318, Jun 2024. URL: https://doi.org/10.1111/iji.12688, doi:10.1111/iji.12688. This article has 1 citations and is from a peer-reviewed journal.

  9. (hamdan2024high‐resolutionhlasequencing pages 4-5): Samia Hamdan, Pontus Wasling, and Alexander Lind. High‐resolution hla sequencing and hypocretin receptor 2 autoantibodies in narcolepsy type 1 and type 2. International Journal of Immunogenetics, 51:310-318, Jun 2024. URL: https://doi.org/10.1111/iji.12688, doi:10.1111/iji.12688. This article has 1 citations and is from a peer-reviewed journal.

  10. (ollilaUnknownyearmbati.ogeshwarsm… pages 7-8): HM Ollila, E Sharon, and L Lin. Mbati,., ogeshwar, sm,… mignot, e..(2023). Unknown journal, Unknown year.

  11. (ollila2023narcolepsyriskloci pages 5-6): Hanna M. Ollila, Eilon Sharon, Ling Lin, Nasa Sinnott-Armstrong, Aditya Ambati, Selina M. Yogeshwar, Ryan P. Hillary, Otto Jolanki, Juliette Faraco, Mali Einen, Guo Luo, Jing Zhang, Fang Han, Han Yan, Xiao Song Dong, Jing Li, Jun Zhang, Seung-Chul Hong, Tae Won Kim, Yves Dauvilliers, Lucie Barateau, Gert Jan Lammers, Rolf Fronczek, Geert Mayer, Joan Santamaria, Isabelle Arnulf, Stine Knudsen-Heier, May Kristin Lyamouri Bredahl, Per Medbøe Thorsby, Giuseppe Plazzi, Fabio Pizza, Monica Moresco, Catherine Crowe, Stephen K. Van den Eeden, Michel Lecendreux, Patrice Bourgin, Takashi Kanbayashi, Francisco J. Martínez-Orozco, Rosa Peraita-Adrados, Antonio Benetó, Jacques Montplaisir, Alex Desautels, Yu-Shu Huang, Thomas Damm Als, Adam Ziemann, Ali Abbasi, Anne Lehtonen, Apinya Lertratanakul, Bridget Riley-Gillis, Fedik Rahimov, Howard Jacob, Jeffrey Waring, Mengzhen Liu, Nizar Smaoui, Relja Popovic, Adam Platt, Athena Matakidou, Benjamin Challis, Dirk Paul, Glenda Lassi, Ioanna Tachmazidou, Antti Hakanen, Johanna Schleutker, Nina Pitkänen, Perttu Terho, Petri Virolainen, Arto Mannermaa, Veli-Matti Kosma, Chia-Yen Chen, Heiko Runz, Sally John, Sanni Lahdenperä, Stephanie Loomis, Susan Eaton, George Okafo, Heli Salminen-Mankonen, Marc Jung, Nathan Lawless, Zhihao Ding, Joseph Maranville, Marla Hochfeld, Robert Plenge, Shameek Biswas, Masahiro Kanai, Mutaamba Maasha, Wei Zhou, Outi Tuovila, Raimo Pakkanen, Jari Laukkanen, Teijo Kuopio, Kristiina Aittomäki, Antti Mäkitie, Natalia Pujol, Triin Laisk, Katriina Aalto-Setälä, Johanna Mäkelä, Marco Hautalahti, Sarah Smith, Tom Southerington, Eeva Kangasniemi, Henna Palin, Mika Kähönen, Sanna Siltanen, Tarja Laitinen, Felix Vaura, Jaana Suvisaari, Teemu Niiranen, Veikko Salomaa, Jukka Partanen, Mikko Arvas, Jarmo Ritari, Kati Hyvärinen, David Choy, Edmond Teng, Erich Strauss, Hao Chen, Hubert Chen, Jennifer Schutzman, Julie Hunkapiller, Mark McCarthy, Natalie Bowers, Rion Pendergrass, Tim Lu, Audrey Chu, Diptee Kulkarni, Fanli Xu, Joanna Betts, John Eicher, Jorge Esparza Gordillo, Laura Addis, Linda McCarthy, Rajashree Mishra, Janet Kumar, Margaret G. Ehm, Kirsi Auro, David Pulford, Anne Pitkäranta, Anu Loukola, Eero Punkka, Malla-Maria Linna, Olli Carpén, Taneli Raivio, Joni A. Turunen, Tomi P. Mäkelä, Aino Salminen, Antti Aarnisalo, Daniel Gordin, David Rice, Erkki Isometsä, Eveliina Salminen, Heikki Joensuu, Ilkka Kalliala, Johanna Mattson, Juha Sinisalo, Jukka Koskela, Kari Eklund, Katariina Hannula-Jouppi, Lauri Aaltonen, Marja-Riitta Taskinen, Martti Färkkilä, Minna Raivio, Oskari Heikinheimo, Paula Kauppi, Pekka Nieminen, Pentti Tienari, Pirkko Pussinen, Sampsa Pikkarainen, Terhi Ollila, Tiinamaija Tuomi, Timo Hiltunen, Tuomo Meretoja, Tuula Salo, Ulla Palotie, Antti Palomäki, Jenni Aittokallio, Juha Rinne, Kaj Metsärinne, Klaus Elenius, Laura Pirilä, Leena Koulu, Markku Voutilainen, Riitta Lahesmaa, Roosa Kallionpää, Sirkku Peltonen, Tytti Willberg, Ulvi Gursoy, Varpu Jokimaa, Aarno Palotie, Anastasia Kytölä, Andrea Ganna, Anu Jalanko, Aoxing Liu, Arto Lehisto, Awaisa Ghazal, Elina Kilpeläinen, Elisabeth Widen, Elmo Saarentaus, Esa Pitkänen, Hanna Ollila, Hannele Laivuori, Henrike Heyne, Huei-Yi Shen, Jaakko Kaprio, Joel Rämö, Juha Karjalainen, Juha Mehtonen, Jyrki Pitkänen, Kalle Pärn, Kati Donner, Katja Kivinen, L. Elisa Lahtela, Mari E. Niemi, Mari Kaunisto, Mart Kals, Mary Pat Reeve, Mervi Aavikko, Nina Mars, Oluwaseun Alexander Dada, Pietro Della Briotta Parolo, Priit Palta, Rigbe Weldatsadik, Risto Kajanne, Rodos Rodosthenous, Samuli Ripatti, Sanni Ruotsalainen, Satu Strausz, Shabbeer Hassan, Shanmukha Sampath Padmanabhuni, Shuang Luo, Susanna Lemmelä, Taru Tukiainen, Timo P. Sipilä, Tuomo Kiiskinen, Vincent Llorens, Mark Daly, Jiwoo Lee, Kristin Tsuo, Mitja Kurki, Amanda Elliott, Aki Havulinna, Juulia Partanen, Robert Yang, Dermot Reilly, Alessandro Porello, Amy Hart, Dawn Waterworth, Ekaterina Khramtsova, Karen He, Meijian Guan, Qingqin S. Li, Sauli Vuoti, Eric Green, Robert Graham, Sahar Mozaffari, Adriana Huertas-Vazquez, Andrey Loboda, Caroline Fox, Fabiana Farias, Jae-Hoon Sul, Jason Miller, Neha Raghavan, Simonne Longerich, Johannes Kettunen, Raisa Serpi, Reetta Hinttala, Tuomo Mantere, Anne Remes, Elisa Rahikkala, Johanna Huhtakangas, Kaisa Tasanen, Laura Huilaja, Laure Morin-Papunen, Maarit Niinimäki, Marja Vääräsmäki, Outi Uimari, Peeter Karihtala, Terhi Piltonen, Terttu Harju, Timo Blomster, Vuokko Anttonen, Hilkka Soininen, Kai Kaarniranta, Liisa Suominen, Margit Pelkonen, Maria Siponen, Mikko Kiviniemi, Oili Kaipiainen-Seppänen, Päivi Auvinen, Päivi Mäntylä, Reetta Kälviäinen, Valtteri Julkunen, Chris O’Donnell, Ma´en Obeidat, Nicole Renaud, Debby Ngo, Majd Mouded, Mike Mendelson, Anders Mälarstig, Heli Lehtonen, Jaakko Parkkinen, Kirsi Kalpala, Melissa Miller, Nan Bing, Stefan McDonough, Xinli Hu, Ying Wu, Airi Jussila, Annika Auranen, Argyro Bizaki-Vallaskangas, Hannu Uusitalo, Jukka Peltola, Jussi Hernesniemi, Katri Kaukinen, Laura Kotaniemi-Talonen, Pia Isomäki, Teea Salmi, Venla Kurra, Kirsi Sipilä, Auli Toivola, Elina Järvensivu, Essi Kaiharju, Hannele Mattsson, Kati Kristiansson, Lotta Männikkö, Markku Laukkanen, Markus Perola, Minna Brunfeldt, Päivi Laiho, Regis Wong, Sami Koskelainen, Sini Lähteenmäki, Sirpa Soini, Teemu Paajanen, Terhi Kilpi, Tero Hiekkalinna, Tuuli Sistonen, Clément Chatelain, Deepak Raipal, Katherine Klinger, Samuel Lessard, Fredrik Åberg, Mikko Hiltunen, Sami Heikkinen, Hannu Kankaanranta, Tuula Palotie, Iiris Hovatta, Kimmo Palin, Niko Välimäki, Sanna Toppila-Salmi, Eija Laakkonen, Eeva Sliz, Heidi Silven, Katri Pylkäs, Minna Karjalainen, Riikka Arffman, Susanna Savukoski, Jaakko Tyrmi, Manuel Rivas, Harri Siirtola, Iida Vähätalo, Javier Garcia-Tabuenca, Marianna Niemi, Mika Helminen, Tiina Luukkaala, Poul Jennum, Sona Nevsimalova, David Kemlink, Alex Iranzo, Sebastiaan Overeem, Aleksandra Wierzbicka, Peter Geisler, Karel Sonka, Makoto Honda, Birgit Högl, Ambra Stefani, Fernando Morgadinho Coelho, Vilma Mantovani, Eva Feketeova, Mia Wadelius, Niclas Eriksson, Hans Smedje, Pär Hallberg, Per Egil Hesla, David Rye, Zerrin Pelin, Luigi Ferini-Strambi, Claudio L. Bassetti, Johannes Mathis, Ramin Khatami, Adi Aran, Sheela Nampoothiri, Tomas Olsson, Ingrid Kockum, Markku Partinen, Markus Perola, Birgitte R. Kornum, Sina Rueger, Juliane Winkelmann, Taku Miyagawa, Hiromi Toyoda, Seik-Soon Khor, Mihoko Shimada, Katsushi Tokunaga, Manuel Rivas, Jonathan K. Pritchard, Neil Risch, Zoltan Kutalik, Ruth O’Hara, Joachim Hallmayer, Chun Jimmie Ye, and Emmanuel J. Mignot. Narcolepsy risk loci outline role of t cell autoimmunity and infectious triggers in narcolepsy. Nature Communications, May 2023. URL: https://doi.org/10.1038/s41467-023-36120-z, doi:10.1038/s41467-023-36120-z. This article has 61 citations and is from a highest quality peer-reviewed journal.

  12. (ollila2023narcolepsyriskloci pages 3-4): Hanna M. Ollila, Eilon Sharon, Ling Lin, Nasa Sinnott-Armstrong, Aditya Ambati, Selina M. Yogeshwar, Ryan P. Hillary, Otto Jolanki, Juliette Faraco, Mali Einen, Guo Luo, Jing Zhang, Fang Han, Han Yan, Xiao Song Dong, Jing Li, Jun Zhang, Seung-Chul Hong, Tae Won Kim, Yves Dauvilliers, Lucie Barateau, Gert Jan Lammers, Rolf Fronczek, Geert Mayer, Joan Santamaria, Isabelle Arnulf, Stine Knudsen-Heier, May Kristin Lyamouri Bredahl, Per Medbøe Thorsby, Giuseppe Plazzi, Fabio Pizza, Monica Moresco, Catherine Crowe, Stephen K. Van den Eeden, Michel Lecendreux, Patrice Bourgin, Takashi Kanbayashi, Francisco J. Martínez-Orozco, Rosa Peraita-Adrados, Antonio Benetó, Jacques Montplaisir, Alex Desautels, Yu-Shu Huang, Thomas Damm Als, Adam Ziemann, Ali Abbasi, Anne Lehtonen, Apinya Lertratanakul, Bridget Riley-Gillis, Fedik Rahimov, Howard Jacob, Jeffrey Waring, Mengzhen Liu, Nizar Smaoui, Relja Popovic, Adam Platt, Athena Matakidou, Benjamin Challis, Dirk Paul, Glenda Lassi, Ioanna Tachmazidou, Antti Hakanen, Johanna Schleutker, Nina Pitkänen, Perttu Terho, Petri Virolainen, Arto Mannermaa, Veli-Matti Kosma, Chia-Yen Chen, Heiko Runz, Sally John, Sanni Lahdenperä, Stephanie Loomis, Susan Eaton, George Okafo, Heli Salminen-Mankonen, Marc Jung, Nathan Lawless, Zhihao Ding, Joseph Maranville, Marla Hochfeld, Robert Plenge, Shameek Biswas, Masahiro Kanai, Mutaamba Maasha, Wei Zhou, Outi Tuovila, Raimo Pakkanen, Jari Laukkanen, Teijo Kuopio, Kristiina Aittomäki, Antti Mäkitie, Natalia Pujol, Triin Laisk, Katriina Aalto-Setälä, Johanna Mäkelä, Marco Hautalahti, Sarah Smith, Tom Southerington, Eeva Kangasniemi, Henna Palin, Mika Kähönen, Sanna Siltanen, Tarja Laitinen, Felix Vaura, Jaana Suvisaari, Teemu Niiranen, Veikko Salomaa, Jukka Partanen, Mikko Arvas, Jarmo Ritari, Kati Hyvärinen, David Choy, Edmond Teng, Erich Strauss, Hao Chen, Hubert Chen, Jennifer Schutzman, Julie Hunkapiller, Mark McCarthy, Natalie Bowers, Rion Pendergrass, Tim Lu, Audrey Chu, Diptee Kulkarni, Fanli Xu, Joanna Betts, John Eicher, Jorge Esparza Gordillo, Laura Addis, Linda McCarthy, Rajashree Mishra, Janet Kumar, Margaret G. Ehm, Kirsi Auro, David Pulford, Anne Pitkäranta, Anu Loukola, Eero Punkka, Malla-Maria Linna, Olli Carpén, Taneli Raivio, Joni A. Turunen, Tomi P. Mäkelä, Aino Salminen, Antti Aarnisalo, Daniel Gordin, David Rice, Erkki Isometsä, Eveliina Salminen, Heikki Joensuu, Ilkka Kalliala, Johanna Mattson, Juha Sinisalo, Jukka Koskela, Kari Eklund, Katariina Hannula-Jouppi, Lauri Aaltonen, Marja-Riitta Taskinen, Martti Färkkilä, Minna Raivio, Oskari Heikinheimo, Paula Kauppi, Pekka Nieminen, Pentti Tienari, Pirkko Pussinen, Sampsa Pikkarainen, Terhi Ollila, Tiinamaija Tuomi, Timo Hiltunen, Tuomo Meretoja, Tuula Salo, Ulla Palotie, Antti Palomäki, Jenni Aittokallio, Juha Rinne, Kaj Metsärinne, Klaus Elenius, Laura Pirilä, Leena Koulu, Markku Voutilainen, Riitta Lahesmaa, Roosa Kallionpää, Sirkku Peltonen, Tytti Willberg, Ulvi Gursoy, Varpu Jokimaa, Aarno Palotie, Anastasia Kytölä, Andrea Ganna, Anu Jalanko, Aoxing Liu, Arto Lehisto, Awaisa Ghazal, Elina Kilpeläinen, Elisabeth Widen, Elmo Saarentaus, Esa Pitkänen, Hanna Ollila, Hannele Laivuori, Henrike Heyne, Huei-Yi Shen, Jaakko Kaprio, Joel Rämö, Juha Karjalainen, Juha Mehtonen, Jyrki Pitkänen, Kalle Pärn, Kati Donner, Katja Kivinen, L. Elisa Lahtela, Mari E. Niemi, Mari Kaunisto, Mart Kals, Mary Pat Reeve, Mervi Aavikko, Nina Mars, Oluwaseun Alexander Dada, Pietro Della Briotta Parolo, Priit Palta, Rigbe Weldatsadik, Risto Kajanne, Rodos Rodosthenous, Samuli Ripatti, Sanni Ruotsalainen, Satu Strausz, Shabbeer Hassan, Shanmukha Sampath Padmanabhuni, Shuang Luo, Susanna Lemmelä, Taru Tukiainen, Timo P. Sipilä, Tuomo Kiiskinen, Vincent Llorens, Mark Daly, Jiwoo Lee, Kristin Tsuo, Mitja Kurki, Amanda Elliott, Aki Havulinna, Juulia Partanen, Robert Yang, Dermot Reilly, Alessandro Porello, Amy Hart, Dawn Waterworth, Ekaterina Khramtsova, Karen He, Meijian Guan, Qingqin S. Li, Sauli Vuoti, Eric Green, Robert Graham, Sahar Mozaffari, Adriana Huertas-Vazquez, Andrey Loboda, Caroline Fox, Fabiana Farias, Jae-Hoon Sul, Jason Miller, Neha Raghavan, Simonne Longerich, Johannes Kettunen, Raisa Serpi, Reetta Hinttala, Tuomo Mantere, Anne Remes, Elisa Rahikkala, Johanna Huhtakangas, Kaisa Tasanen, Laura Huilaja, Laure Morin-Papunen, Maarit Niinimäki, Marja Vääräsmäki, Outi Uimari, Peeter Karihtala, Terhi Piltonen, Terttu Harju, Timo Blomster, Vuokko Anttonen, Hilkka Soininen, Kai Kaarniranta, Liisa Suominen, Margit Pelkonen, Maria Siponen, Mikko Kiviniemi, Oili Kaipiainen-Seppänen, Päivi Auvinen, Päivi Mäntylä, Reetta Kälviäinen, Valtteri Julkunen, Chris O’Donnell, Ma´en Obeidat, Nicole Renaud, Debby Ngo, Majd Mouded, Mike Mendelson, Anders Mälarstig, Heli Lehtonen, Jaakko Parkkinen, Kirsi Kalpala, Melissa Miller, Nan Bing, Stefan McDonough, Xinli Hu, Ying Wu, Airi Jussila, Annika Auranen, Argyro Bizaki-Vallaskangas, Hannu Uusitalo, Jukka Peltola, Jussi Hernesniemi, Katri Kaukinen, Laura Kotaniemi-Talonen, Pia Isomäki, Teea Salmi, Venla Kurra, Kirsi Sipilä, Auli Toivola, Elina Järvensivu, Essi Kaiharju, Hannele Mattsson, Kati Kristiansson, Lotta Männikkö, Markku Laukkanen, Markus Perola, Minna Brunfeldt, Päivi Laiho, Regis Wong, Sami Koskelainen, Sini Lähteenmäki, Sirpa Soini, Teemu Paajanen, Terhi Kilpi, Tero Hiekkalinna, Tuuli Sistonen, Clément Chatelain, Deepak Raipal, Katherine Klinger, Samuel Lessard, Fredrik Åberg, Mikko Hiltunen, Sami Heikkinen, Hannu Kankaanranta, Tuula Palotie, Iiris Hovatta, Kimmo Palin, Niko Välimäki, Sanna Toppila-Salmi, Eija Laakkonen, Eeva Sliz, Heidi Silven, Katri Pylkäs, Minna Karjalainen, Riikka Arffman, Susanna Savukoski, Jaakko Tyrmi, Manuel Rivas, Harri Siirtola, Iida Vähätalo, Javier Garcia-Tabuenca, Marianna Niemi, Mika Helminen, Tiina Luukkaala, Poul Jennum, Sona Nevsimalova, David Kemlink, Alex Iranzo, Sebastiaan Overeem, Aleksandra Wierzbicka, Peter Geisler, Karel Sonka, Makoto Honda, Birgit Högl, Ambra Stefani, Fernando Morgadinho Coelho, Vilma Mantovani, Eva Feketeova, Mia Wadelius, Niclas Eriksson, Hans Smedje, Pär Hallberg, Per Egil Hesla, David Rye, Zerrin Pelin, Luigi Ferini-Strambi, Claudio L. Bassetti, Johannes Mathis, Ramin Khatami, Adi Aran, Sheela Nampoothiri, Tomas Olsson, Ingrid Kockum, Markku Partinen, Markus Perola, Birgitte R. Kornum, Sina Rueger, Juliane Winkelmann, Taku Miyagawa, Hiromi Toyoda, Seik-Soon Khor, Mihoko Shimada, Katsushi Tokunaga, Manuel Rivas, Jonathan K. Pritchard, Neil Risch, Zoltan Kutalik, Ruth O’Hara, Joachim Hallmayer, Chun Jimmie Ye, and Emmanuel J. Mignot. Narcolepsy risk loci outline role of t cell autoimmunity and infectious triggers in narcolepsy. Nature Communications, May 2023. URL: https://doi.org/10.1038/s41467-023-36120-z, doi:10.1038/s41467-023-36120-z. This article has 61 citations and is from a highest quality peer-reviewed journal.

  13. (severin2023exploringtheliterature pages 8-9): Emilia Severin, Ana-Maria Mațotă, Andrei Bordeianu, and Alexandra Jidovu. Exploring the literature on narcolepsy: insights into the sleep disorder that strikes during the day. Sep 2023. URL: https://doi.org/10.20944/preprints202309.0819.v1, doi:10.20944/preprints202309.0819.v1.

  14. (ollilaUnknownyearmbati.ogeshwarsm… pages 6-7): HM Ollila, E Sharon, and L Lin. Mbati,., ogeshwar, sm,… mignot, e..(2023). Unknown journal, Unknown year.

  15. (xu2024theroleof pages 3-5): Wenqi Xu, Wenting Ding, Yu Zhang, Shuanshuan Wang, Xianyu Yan, Yirui Xu, Xiaoying Zhi, and Rongzeng Liu. The role of t cells in the pathogenesis of narcolepsy type 1: a narrative review. International Journal of Molecular Sciences, 25:11914, Nov 2024. URL: https://doi.org/10.3390/ijms252211914, doi:10.3390/ijms252211914. This article has 4 citations.

  16. (thomaz2024treatmentofnarcolepsy pages 1-2): Tania G Thomaz, Billy McBenedict, Dennys K Meireles, Giovanna F Farias, Luiz C Almeida, Marina C de Almeida Leitão, Wilhelmina N Hauwanga, Bruno Lima Pessôa, and Maria Isabel do Nascimento. Treatment of narcolepsy type 1 with orexin: a systematic review. Cureus, Dec 2024. URL: https://doi.org/10.7759/cureus.76692, doi:10.7759/cureus.76692. This article has 3 citations.

  17. (xu2024theroleof pages 11-12): Wenqi Xu, Wenting Ding, Yu Zhang, Shuanshuan Wang, Xianyu Yan, Yirui Xu, Xiaoying Zhi, and Rongzeng Liu. The role of t cells in the pathogenesis of narcolepsy type 1: a narrative review. International Journal of Molecular Sciences, 25:11914, Nov 2024. URL: https://doi.org/10.3390/ijms252211914, doi:10.3390/ijms252211914. This article has 4 citations.

  18. (hamdan2024high‐resolutionhlasequencing pages 6-6): Samia Hamdan, Pontus Wasling, and Alexander Lind. High‐resolution hla sequencing and hypocretin receptor 2 autoantibodies in narcolepsy type 1 and type 2. International Journal of Immunogenetics, 51:310-318, Jun 2024. URL: https://doi.org/10.1111/iji.12688, doi:10.1111/iji.12688. This article has 1 citations and is from a peer-reviewed journal.

  19. (severin2023exploringtheliterature pages 3-5): Emilia Severin, Ana-Maria Mațotă, Andrei Bordeianu, and Alexandra Jidovu. Exploring the literature on narcolepsy: insights into the sleep disorder that strikes during the day. Sep 2023. URL: https://doi.org/10.20944/preprints202309.0819.v1, doi:10.20944/preprints202309.0819.v1.

  20. (severin2023exploringtheliterature pages 9-11): Emilia Severin, Ana-Maria Mațotă, Andrei Bordeianu, and Alexandra Jidovu. Exploring the literature on narcolepsy: insights into the sleep disorder that strikes during the day. Sep 2023. URL: https://doi.org/10.20944/preprints202309.0819.v1, doi:10.20944/preprints202309.0819.v1.

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