Article
p53-mediated senescence impairs the apoptotic response to chemotherapy and clinical outcome in breast cancer.
Cancer cell - 12 Jun 2012
Jackson James G, Pant Vinod, Li Qin, Chang Leslie L, Quintás-Cardama Alfonso, Garza Daniel, Tavana Omid, Yang Peirong, Manshouri Taghi, Li Yi, El-Naggar Adel K, Lozano Guillermina
Abstract excerpt
Studies on the role of TP53 mutation in breast cancer response to chemotherapy are conflicting. Here, we show that, contrary to dogma, MMTV-Wnt1 mammary tumors with mutant p53 exhibited a superior clinical response compared to tumors with wild-type p53. Doxorubicin-treated p53 mutant tumors failed to arrest proliferation, leading to abnormal mitoses and cell death, whereas p53 wild-type tumors arrested, avoiding...
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