0 votes 0 votes Enzyme-linked immunosorbent assay (ELISA) is used for quantifying antibody levels in blood determining the molecular weight of an antigen purifying proteins from biological fluids determining the molecular weight of an antibody Others gate2017 + – Milicevic3306 asked Mar 26, 2018 • edited Dec 6, 2020 by go_editor Milicevic3306 7.9k points answer comment Share Follow See all 0 reply Please log in or register to add a comment.