Background Neurofilament proteins are important constituents of neuronal cytoskeleton along with microtubules. Increased concentration neurofilament light protein in cerebrospinal fluid(CSF) and plasma is considered as a potential biomarker axonal degeneration [1]. Together tau, neurofilaments contained the neurofibrillary tangles (NFT), Alzheimer’s disease other tauopathies [2]. The goal this ...