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Summary This antibody is specific to proMBP subunit of the heterotetrameric complex of PAPP-A (htPAPP-A, consisting of PAPP-A subunits and proMBP subunits). It can be used to detect htPAPP-A when paired with another antibody which is specific for PAPP-A subunit.

Summary Recognizes the D1 domain of an N-glycosylated glycoprotein of 120kDa with intra-chain disulfide bonds, identified as CD50 or ICAM-3 (Leucocyte Workshop VI).

Summary Recognizes a single protein of 33-34kDa, identified as the prostate specific antigen (PSA). This MAb is highly specific to PSA and stains prostatic secretory and ductal epithelium in both normal and neoplastic tissues.