...regions are made from the Ig heavy chains, and the rest of the Fab regions are completed with the Ig light... of interest from among the mixture and to measure the relative amount of your protein of interest on ...scientists to target specific proteins they’re interested in. Once a protein is targeted with an antibody...primary antibody, which recognizes your protein of interest, and a secondary antibody, which recognizes the... A primary antibody recognizing the protein of interest is added, and will bind to that protein on the... antibodies are used to capture the protein of interest and detect its presence. Then, the amount of light...sample, you’ll want to extract your protein of interest from the mixture. Antibodies can do this, too!...