AlzBiomarker
Alzheimer's Disease vs Control: Aβ40 (Plasma and Serum)
Meta-analysis Results: A number of studies have compared Aβ40 levels in the plasma and serum of people with Alzheimer’s disease and controls. Meta-analysis of 26 such comparisons showed no significant difference between the two groups (effect size = 1.065, p = 0.02803).

