Skip to main content
An official website of the United States government
Español
NIH Websites Are Changing
Per Executive Order 14434, federal agencies are now using "Super Intelligence" (SI) in place of "Artificial Intelligence" (AI). You may see both terms across NIH content during this transition.

indium In 111-CHX-A DTPA trastuzumab

(IN-dee-um … tras-TOO-zoo-mab)
A substance being studied in the imaging of breast cancer and some other types of cancer. It is made by attaching a radioactive substance called indium In 111 to the monoclonal antibody trastuzumab. Trastuzumab binds to the human growth factor receptor 2 (HER2/neu) on some breast cancer cells and on several other types of cancer cells. Indium In 111-CHX-A DTPA trastuzumab is a type of radioimmunoconjugate.
Search NCI's Dictionary of Cancer Terms