| Literature DB >> 34314176 |
Weimin Ni1, William Jagust2,3, Daojing Wang1.
Abstract
Direct analysis of amyloid proteins in human plasma will promote rapid screening of brain amyloidosis, the earliest pathological signature of Alzheimer's disease. We developed a microflow liquid chromatography-targeted mass spectrometry assay for quantitation of four intact β-amyloid proteins starting from 1 mL of human plasma samples. This method showed 90% accuracy for predicting brain amyloid using plasma Aβ42/Aβ40 values from 36 cognitively normal individuals in a prospective clinical study (raw data deposited in MassIVE, Data set ID MSV000087451). Our method may contribute to early diagnosis of Alzheimer's disease.Entities:
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Year: 2021 PMID: 34314176 PMCID: PMC8699791 DOI: 10.1021/acs.jproteome.1c00424
Source DB: PubMed Journal: J Proteome Res ISSN: 1535-3893 Impact factor: 5.370