TY - J Integr Plant Biol A1 - Li Bing-jun, Xu Xiu-kun, Zhou Yun-li and Huang Li-ying T1 - Isolation and Characterization of the Antitumor Constituents Maytansine, Maytanprine and Maytanbutine from Maytenus variabilis Y1 - JF - Journal of Integrative Plant Biology JO - J Integr Plant Biol SP - EP - VL - 25 IS - 2 UR - https://www.jipb.net N1 - ER -