immunochemically purified ( reaction with antibodies followed by separation of antigen-antibody complexes on protein a-sepharose ) radiolabeled lectin-reactive proteins were analyzed by gel filtration in guanidine-acetic acid and by sodium dodecyl sulfate polyacrylamide gel electrophoresis after disulfide bond-cleavage treatments .
C0003241
antibodies
C0003313
antigen-antibody complexes