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用7种单一溶剂浸取红豆杉细胞中的紫杉醇,研究表明,甲醇有最好的浸取效果,紫杉醇含量占细胞干重的0.03315%,在23种混合溶剂中,CH3COOC2H5/C2H5OH,CH3COCH3/CH3OH,CH3COCH3/C2H5OH,CH3OH/CHCl3浸取效果最好,其紫杉醇含量占细胞干重分别为0.051 66%,0.049 23%,0.042 76%,0.03981%.