Ana Pena, PhD,  —

There still are no reliable biomarkers for early detection, or to characterize and predict risk of dementia, in Parkinson’s disease, according to a recent analysis. Several studies on the cognitive deficits, progression to dementia, potential biomarkers and the mechanisms underlying Parkinson’s disease mild cognitive impairment (PD-MCI)…

A single administration of Voyager Therapeutics gene therapy improves advanced Parkinson’s patients’ movement up to three years later, a Phase 1b trial indicates. Voyager designed VY-AADC01 to deliver the aromatic L-amino acid decarboxylase (AADC) gene to a specific brain region, the putamen. The gene provides instructions for the production of the AADC…