Pdgfra-Tert-KO and Pdgfrb-Tert-KO mice grafted with prostate cancer RM1 cells tended to have smaller tumors at the terminal time point than Tert-WT littermates (Figure 2B and Supplementary Figures 1B, 1C, 3B). The gene discussed is PDGFRA; the disease is prostate carcinoma.