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Prostate Cancer

IFN-gamma increases cancer cells' sensitivity to Fas-mediated death

Published in Gene Therapy Weekly, May 1st, 2003

Interferon-gamma (IFN-gamma) increased prostate cancer cells' sensitivity to Fas-mediated death, study results show.

This could be exploited in gene therapy for prostate cancer, researchers say.

"While human prostate cancers and cell lines express Fas, most of these cell lines are resistant to Fas-mediated death. ... [W]e addressed the ability of IFN-gamma to influence Fas-mediated cell death in prostate cancer cells," said W.A. Selleck and colleagues.

When they exposed human cell lines LNCaP and PC3 and the mouse cell line RM-1 in vitro to agonist anti-Fas antibody and/or soluble Fas ligand, only PC3 cells died, the researchers...

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