# Serotonin Release in Premotor and Motor PD

> **NCT05516732** · — · RECRUITING · sponsor: **University of Exeter** · enrollment: 42 (estimated)

## Conditions studied

- Parkinson Disease
- Parkinson's
- Parkinson's Disease
- Neurodegenerative Diseases
- Neurodegeneration
- Positron Emission Tomography

## Interventions

- **OTHER:** Positron Emission Tomography (PET) scan using CIMBI-36 tracer
- **OTHER:** Magnetic Resonance Imaging (MRI) Scan
- **OTHER:** Positron Emission Tomography (PET) scan using DASB tracer
- **OTHER:** FP-CIT Single-photon Emission Computed Tomography (SPECT) scan
- **OTHER:** Lumbar puncture

## Key facts

- **NCT ID:** NCT05516732
- **Lead sponsor:** University of Exeter
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** RECRUITING
- **Start date:** 2022-07-01
- **Primary completion:** 2026-06-30
- **Final completion:** 2026-06-30
- **Target enrollment:** 42 (ESTIMATED)
- **Last updated:** 2025-10-07


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05516732

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05516732, "Serotonin Release in Premotor and Motor PD". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT05516732. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*