Cerebrospinal fluid amyloid-β 42/40 ratio in clinical setting of memory centers: a multicentric study
The cerebrospinal fluid (CSF) biomarkers amyloid-β (Aβ), tau and phosphorylated tau (p-tau181) are now used for the diagnosis of Alzheimer’s disease (AD). Aβ40 is the most abundant Aβ peptide isoform in the CS...