Evaluation of LC-MS chromatograms of pericarps from Illium species Allelopathic Sesquiterpene Lactones from Wedelia trilobata Studies on two sesquiterpene lactones of α-methylene-γ-olide from Artemisia tangutica by CD spectrum Chemical Constitutents from Tithonia diversifolia Simultaneous determination of three sesquiterpene lactones in Radix Linderae by HPLC Studies on the Constituents of Aristolochia versicolar S. M. Hwang Chemical constituents from Paraixeris serotina Chemical constituents from Paraixeris serotina Progress in studies on sesquiterpene lactones from Xanthium L. Simultaneous determination of five sesquiterpene lactones in Carpesium abrotanoides by HPLC Studies on Chemical Constituents of Ragweed (Ambrosia artemisiifolia L.) A Hew sesquiterpene lactone from root of Baccaurea ramiflora Study of sesquiterpene lactones in plants of chrysanthemum on inducible cytotoxicity and apoptosis of human nasopharyngeal carcinoma Identification of chemical component from Ixeris sonchifolia and its injection by HPLC-ESI-MSn Studies on sesquiterpene lactones from Carpesium faberi Chemical constituents of Notoseris gracilipes Chemical constituents from Xanthium mongolicum Advance in studies on chemical constituents of Cichorii Herba and their pharmacological effects