Summary
A monoclonal antibody secreted by a hybridoma, formed by the fusion of a spleen cell from an immunized mouse and a myeloma cell, has been shown to react only with a form of carcinoembryonic antigen (CEA) with a molecular weight of 180,000 daltons. The monoclonal antibody precipitates a 180,000-dalton form of CEA from colorectal carcinoma cell lysates, purified iodinated CEA and iodinated CEA-S, but does not precipitate the ‘cross-reactive’ antigen (NCA) from normal colon.
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Mitchell, K.F. A carcinoembryonic antigen (CEA) specific monoclonal hybridoma antibody that reacts only with high-molecular-weight CEA. Cancer Immunol Immunother 10, 1–5 (1980). https://doi.org/10.1007/BF00199272
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DOI: https://doi.org/10.1007/BF00199272