Plasma Aβ42/Aβ40 immunoprecipitation/mass spectrometry assay methods
BATEMAN
Plasma samples of 0.46 ml were assessed to test plasma AβAβ42/Aβ40 cutoff (≤ 0.0107) has been defined, by Randall Bateman laboratory at Washington University School of Medicine in Saint-Louis, to discriminate as accurately as possible negative and positive amyloid participants in comparison to PET [