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yttrium Y 90 monoclonal antibody Hu3S193 A radioimmunotherapeutic agent consisting of a humanized murine monoclonal antibody (hu3S193) directed against the tumor-associated Lewis Y epithelial antigen chelated to the radioisotope yttrium-90. Yttrium Y 90 monoclonal antibody Hu3S193 binds to Lewis Y epithelial antigen-expressing tumor cells, selectively delivering a cytotoxic dose of beta radiation. Check for active clinical trials or closed clinical trials using this agent. (NCI Thesaurus)
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Synonym: | ![](https://webarchive.library.unt.edu/eot2008/20090509163246im_/http://www.cancer.gov/images/spacer.gif) | Y90 MOAB Hu3S193 | | ![](https://webarchive.library.unt.edu/eot2008/20090509163246im_/http://www.cancer.gov/images/spacer.gif) |
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