PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 24399733-0 2013 Inhibition of Wnt/beta-catenin signaling mediates ursolic acid-induced apoptosis in PC-3 prostate cancer cells. ursolic acid 50-62 actin related protein 1B Homo sapiens 84-88 24399733-3 2013 To investigate the antitumor mechanism, the apoptotic mechanism of ursolic acid via Wnt/beta-catenin signaling was examined in PC-3 prostate cancer cells. ursolic acid 67-79 actin related protein 1B Homo sapiens 127-131 24399733-5 2013 RESULTS: Ursolic acid showed cytotoxicity against PC-3, LNCaP and DU145 prostate cancer cells with IC50 of 35 muM, 47 muM and 80 muM, respectively. ursolic acid 9-21 actin related protein 1B Homo sapiens 50-54 24399733-6 2013 Also, ursolic acid significantly increased the number of ethidium homodimer stained cells and apoptotic bodies, and dose-dependently enhanced the sub-G1 apoptotic accumulation in PC-3 cells. ursolic acid 6-18 actin related protein 1B Homo sapiens 179-183 24399733-7 2013 Consistently, western blotting revealed that ursolic acid effectively cleaved poly (ADP-ribose) polymerase (PARP), activated caspase-9 and -3, suppressed the expression of survival proteins such as Bcl-XL, Bcl-2 and Mcl-1, and upregulated the expression of Bax in PC-3 cells. ursolic acid 45-57 actin related protein 1B Homo sapiens 264-268 24399733-9 2013 Furthermore, the GSK3beta inhibitor SB216763 or Wnt3a-conditioned medium (Wnt3a-CM) reversed the cleavages of caspase-3 and PARP induced by ursolic acid in PC-3 cells. ursolic acid 140-152 actin related protein 1B Homo sapiens 156-160 24399733-10 2013 CONCLUSIONS: Our findings suggest that ursolic acid induces apoptosis via inhibition of the Wnt5/beta-catenin pathway and activation of caspase in PC-3 prostate cancer cells. ursolic acid 39-51 actin related protein 1B Homo sapiens 147-151