Wentilactone B induces G2/M phase arrest and apoptosis via the Ras/Raf/MAPK signaling pathway in human hepatoma SMMC-7721 cells - Zhang, Z W; Miao, L; Lv, C T; Sun, H; Wei, S; Wang, B G; Huang, C G; Jiao, B H (Cell Death Dis, 2013)