Early NfL blood levels differ in idiopathic and LRRK2 Parkinson’s
People with idiopathic Parkinson’s disease have significantly higher blood levels of neurofilament light chain (NfL) — a biomarker of nerve cell damage — than those whose Parkinson’s is associated with mutations in the LRRK2 gene, a study showed. This difference, however, held true only for the early stages of disease,…