细梗美登木中三个抗癌成分的鉴定
CHARACTERIZATION OF THREE ANTICANCER PRINCIPLES FROM MAYTENUS GRACILIRAMULA S J PEI & Y H LI
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Abstract: Three potent anticancer principles have been isolated from M graciliramula S. J. Pei & Y. H. Li, collected in Shuangjiang Xian of Yunnan province.According to the chemical and spectroscopic data, they were identified, as maytansine, maytanprine and maytanbutine.
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