# John Seibyl

**Type:** Researchers  
**Canonical URL:** https://scholariq.org/researchers/john-seibyl/

## Facts

| Field | Value |
| --- | --- |
| Citations | 31,631 |
| Field | Parkinson's Disease Mechanisms and Treatments |
| h-index | 86 |
| i10-index | 277 |
| Last Known Institution | Yale University |
| OpenAlex ID | https://openalex.org/A5037230816 |
| ORCID iD | https://orcid.org/0000-0002-4917-5413 |
| Works | 530 |

## Researcher papers

- [The Parkinson Progression Marker Initiative (PPMI)](https://scholariq.org/papers/the-parkinson-progression-marker-initiative-ppmi/)
- [MRI-based measurement of hippocampal volume in patients with combat- related posttraumatic stress disorder](https://scholariq.org/papers/mri-based-measurement-of-hippocampal-volume-in-patients-with-combat-related/)
- [Assessment of heterogeneity among participants in the Parkinson's Progression Markers Initiative cohort using α-synuclein seed amplification: a cross-sectional study](https://scholariq.org/papers/assessment-of-heterogeneity-among-participants-in-the-parkinson-s-progression/)
- [The Parkinson's progression markers initiative (PPMI) – establishing a PD biomarker cohort](https://scholariq.org/papers/the-parkinson-s-progression-markers-initiative-ppmi-establishing-a-pd-biomarker/)
- [A biological definition of neuronal α-synuclein disease: towards an integrated staging system for research](https://scholariq.org/papers/a-biological-definition-of-neuronal-synuclein-disease-towards-an-integrated/)
- [The role of radiotracer imaging in Parkinson disease](https://scholariq.org/papers/the-role-of-radiotracer-imaging-in-parkinson-disease/)
- [Targeting Prodromal Alzheimer Disease With Avagacestat](https://scholariq.org/papers/targeting-prodromal-alzheimer-disease-with-avagacestat/)
- [Longitudinal Change of Clinical and Biological Measures in Early Parkinson's Disease: Parkinson's Progression Markers Initiative Cohort](https://scholariq.org/papers/longitudinal-change-of-clinical-and-biological-measures-in-early-parkinson-s/)
- [Validation of Serum Neurofilament Light Chain as a Biomarker of Parkinson's Disease Progression](https://scholariq.org/papers/validation-of-serum-neurofilament-light-chain-as-a-biomarker-of-parkinson-s/)
- [β2-Nicotinic Acetylcholine Receptor Availability During Acute and Prolonged Abstinence From Tobacco Smoking](https://scholariq.org/papers/2-nicotinic-acetylcholine-receptor-availability-during-acute-and-prolonged/)
- [Longitudinal CSF biomarkers in patients with early Parkinson disease and healthy controls](https://scholariq.org/papers/longitudinal-csf-biomarkers-in-patients-with-early-parkinson-disease-and-healthy/)
- [Clinical and dopamine transporter imaging characteristics of non-manifest LRRK2 and GBA mutation carriers in the Parkinson's Progression Markers Initiative (PPMI): a cross-sectional study](https://scholariq.org/papers/clinical-and-dopamine-transporter-imaging-characteristics-of-non-manifest-lrrk2/)

## Researcher topics

- [Parkinson's Disease Mechanisms and Treatments](https://scholariq.org/topics/parkinson-s-disease-mechanisms-and-treatments/)
- [Medical Imaging Techniques and Applications](https://scholariq.org/topics/medical-imaging-techniques-and-applications/)
- [Neurological disorders and treatments](https://scholariq.org/topics/neurological-disorders-and-treatments/)
- [Neurotransmitter Receptor Influence on Behavior](https://scholariq.org/topics/neurotransmitter-receptor-influence-on-behavior/)
- [Alzheimer's disease research and treatments](https://scholariq.org/topics/alzheimer-s-disease-research-and-treatments/)

## Researcher university

- [Yale University](https://scholariq.org/institutions/yale-university/)

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Source: ScholarIQ — public research metadata, principally OpenAlex. See https://scholariq.org/sources/ for provenance and https://scholariq.org/methodology/ for what these figures mean.