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Multicenter Study
. 2024 May:236:102603.
doi: 10.1016/j.pneurobio.2024.102603. Epub 2024 Apr 10.

The STRAT-PARK cohort: A personalized initiative to stratify Parkinson's disease

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Free article
Multicenter Study

The STRAT-PARK cohort: A personalized initiative to stratify Parkinson's disease

Kjersti Eline Stige et al. Prog Neurobiol. 2024 May.
Free article

Abstract

The STRAT-PARK initiative aims to provide a platform for stratifying Parkinson's disease (PD) into biological subtypes, using a bottom-up, multidisciplinary biomarker-based and data-driven approach. PD is a heterogeneous entity, exhibiting high interindividual clinicopathological variability. This diversity suggests that PD may encompass multiple distinct biological entities, each driven by different molecular mechanisms. Molecular stratification and identification of disease subtypes is therefore a key priority for understanding and treating PD. STRAT-PARK is a multi-center longitudinal cohort aiming to recruit a total of 2000 individuals with PD and neurologically healthy controls from Norway and Canada, for the purpose of identifying molecular disease subtypes. Clinical assessment is performed annually, whereas biosampling, imaging, and digital and neurophysiological phenotyping occur every second year. The unique feature of STRAT-PARK is the diversity of collected biological material, including muscle biopsies and platelets, tissues particularly useful for mitochondrial biomarker research. Recruitment rate is ∼150 participants per year. By March 2023, 252 participants were included, comprising 204 cases and 48 controls. STRAT-PARK is a powerful stratification initiative anticipated to become a global research resource, contributing to personalized care in PD.

Keywords: Parkinson’s disease; mitochondria; progression; stratification; subtypes.

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Conflict of interest statement

Declaration of Competing Interest none

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