Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 8, 2026, 6:38 AM EDT

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Showing 1–3 of 3 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Essential Tremor, Parkinson's Disease
Interventions
DaTscan™ - Non-Caucasian Participants, DaTscan™ - Caucasian Participants
Other
Lead sponsor
GE Healthcare
Industry
Eligibility
18 Years and older
Enrollment
204 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Marlborough, Massachusetts
Completed No phase listed Observational Accepts healthy volunteers

Systemic Synuclein Sampling Study (S4)

NCT02572713
Conditions
Parkinson's Disease
Interventions
Biofluid samplings, Tissue samplings, DaTSCAN™
Procedure · Drug
Lead sponsor
Michael J. Fox Foundation for Parkinson's Research
Other
Eligibility
40 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
5
States / cities
Birmingham, Alabama • Scottsdale, Arizona • New Haven, Connecticut + 2 more
Conditions
Parkinson Disease
Interventions
Not listed
Lead sponsor
Michael J. Fox Foundation for Parkinson's Research
Other
Eligibility
30 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
3
States / cities
New Haven, Connecticut • Boston, Massachusetts • Philadelphia, Pennsylvania