Studies on antitumor activities of triterpene glycoside colochiroside A from sea cucumber Colochirus anceps Advances in studies on antitumor activity of Chinese herbal medicines and their active components Antitumor activities of liposoluble components of caulis Marsdeniae tenocissimae and analysis on its chemical constituents Volatile Constituents from Platycladus orentalis and Their Antitumor Activities Secondary metabolites of endophytic Guignardia mangiferae from Smilax glabra and their antitumor activities Chemical constituents from Hedysarum polybotrys and their antitumor activities Advances in study on antitumor activities of triterpenoids Secondary metabolites of endophytic Guignardia mangiferae from Smilax glabra and their antitumor activities