NY-ESO-1 peptide vaccine

Definition / meaning of NY-ESO-1 peptide vaccine

A cancer vaccine consisting of an immunogenic peptide derived from the cancer-testis antigen (NY-ESO-1), an antigen found in normal testis and various tumors. Vaccination with NY-ESO-1 peptide vaccine may stimulate the host immune system to mount a humoral and cytotoxic T lymphocyte (CTL) response to cells expressing NY-ESO-1 antigen, resulting in tumor cell lysis.

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Source(s):

The Web site of the National Cancer Institute (http://www.cancer.gov/)

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