Two Cytotoxic Eremophilanolides from Senecio tsoongianus

• Qi Jun ZHANG ^1, ,
• Hui DOU ^1, ,
• Qun Xiong ZHENG ^1,2, ,
• Chang Xin ZHOU ^1, ,
• Zhao Jun XU ^1, ,
• Hua PENG ^3, ,
• Yu ZHAO ^1,

• 1.

  Department of Traditional Chinese Medicine and Natural Drug Research, College of Pharmaceutical Sciences, Zhejiang University, Hangzhou 310031;

• 2.

  Department of Food Science, Hangzhou College of Commerce, Hangzhou 310035;

• 3.

  Kunming Institute of Botany, Chinese Academy of Sciences, Kunming 650204

• Received Date: 23 February 2004
  
• Fund Project:

  This work was financed partially by the foundation for Cheung Kong Scholars Program from Zhejiang University, the opening foundation from KIB, CAS, and Chine-France PRA BT01-02. Y. Zhao is grateful to the Chinese Ministry of Education as well as to Mr. Ka-shing Li for the "Cheung Kong Scholars Chair Professorship" at Zhejiang University. Our thanks are due to Dr. F. Gueritte for screening the cytotoxicity of two crude extracts on KB cell line as well as useful discussions.