Labcorp, Quest Diagnostics add to roster of blood-based biomarker testing for Alzheimer’s
Labcorp and Quest Diagnostics have both announced the availability of blood-based biomarker testing for Alzheimer’s disease, one which detects glial fibrillary acidic protein and another for phosphorylated tau.According to a release from Labcorp, the glial fibrillary acidic protein (GFAP) test utilizes highly sensitive immunoassay technology to measure levels of the biomarker — which