Progranulin Levels in Blood Cannot Serve as a Biomarker for ALS, Study Reports
Blood serum levels of progranulin, a key protein to both neuronal survival and neurodegenerative diseases, are not adequate measures of progranulin levels in the brain. As such, they cannot serve as a biomarker for diseases ranging from Alzheimer’s to amyotrophic lateral sclerosis (ALS), researchers report in a study titled “Serum Levels of Progranulin…