PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 25597800-1 2015 In this paper, a kind of gold nanoparticle (GNP)-based colorimetric assay has been developed for studying the reversible interaction of beta-amyloid peptide (Abeta) with Cu(2+) and Zn(2+), and quantitatively analyzing four inhibitors (i.e., EDTA, EGTA, histidine and clioquinol) of Cu(2+)/Zn(2+) induced Abeta assembly. Histidine 253-262 amyloid beta precursor protein Homo sapiens 136-156