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ARTICLE | Clinical News

NeXstar preclinical data

August 12, 1996 7:00 AM UTC

NXTR published in Nature Biotechnology its aptamer-based assay to detect VEGF.

Aptamers are short, rigid oligonucleotides. In a typical ELISA, one antibody is used to capture the substance to be measured and anchor it to a surface. A second antibody, coupled to a detect reagent, is then added and is used to measure the quantity of substance present. The ELONA assay used an aptamer as the detect reagent. ...