Anti-CEA monoclonal antibody M5A indium (In111). Definition

Medical Definition: Anti-CEA monoclonal antibody M5A indium (In111)

Substance being studied in imaging studies of some cancers. M5A is a monoclonal antibody that binds to a protein called CEA on the surface of some tumor cells. Is linked to a radioisotope called indium (In 111). The substance combined and injected into the bloodstream and uses a machine to find the body cells that bind to it. The anti-CEA monoclonal antibody M5A indium (In111) is a type of radioimmunoconjugate.

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