Skip to main content
An official website of the United States government
Government Funding Lapse
Because of a lapse in government funding, the information on this website may not be up to date, transactions submitted via the website may not be processed, and the agency may not be able to respond to inquiries until appropriations are enacted.

The NIH Clinical Center (the research hospital of NIH) is open. For more details about its operating status, please visit cc.nih.gov.

Updates regarding government operating status and resumption of normal operations can be found at opm.gov.

In 111 monoclonal antibody B3

A radioimmunoconjugate of monoclonal antibody (MoAb) B3 labeled with Indium 111 (In-111). MoAb B3 is a murine MoAb that recognizes a Lewis Y carbohydrate antigen present on the surface of many carcinomas. This radioimmunoconjugate emits gamma radiation and X-Ray photons that can be captured by gamma camera, allowing imaging of Lewis Y expressing tissues.
Synonym:111 In-B3
indium In 111 monoclonal antibody B3
Search NCI's Drug Dictionary