using the [ 3h ] glucosamine-labeled cell membrane glycolipid antigen and colorectal carcinoma-specific monoclonal antibodies in this assay , we have been able to detect several human colorectal carcinoma membrane-specific antigens that are released from the cell membrane into tissue culture supernatants , and an antigen detected by antibodies 1116-ns-19-9 and 1116-ns-52a that is found only in the serum and urine of cancer patients .
C0003250
monoclonal antibodies
C0003241
antibodies