Steve Bryson, PhD,  science writer—

The early detection of diseases characterized by protein misfolding and aggregation, such as Parkinson’s disease, moved one step closer by the validation in animal models of a sensitive technique to capture and analyze misfolded and aggregated proteins in the blood quickly and efficiently.

People with severe non-motor symptoms related to Parkinson’s disease (PD) have a smaller thalamus compared to those with similar but mild to moderate symptoms, a brain imaging study suggests. Sleeping and gastrointestinal problems are also tied to atrophy (shrinking)…