Gastrointestinal Tumor Antigen (CA 50)

Gastrointestinal Tumor Antigen CA 50

A large glycoprotein of 210 kD in monomeric form that typically exists in the circulatory system as large aggregates. A cell surface glycoprotein on other Mucins such as MUC-1 defined by the monoclonal antibody epitope C-50 is used for clinical monitoring post therapy and early detection of relapsed colorectal, gastric and hepatocellular cancers.