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Preparation of 10-Hydroxycamptothecin Nano-emulsions and the Study of its Antitumor Effects
Author(s): GONG Mingtao, ZHANG Junshou, SHEN Yi
Pages: 41-
43
Year: 2005
Issue:
1
Journal: CHINESE JOURNAL OF NATURAL MEDICINES
Keyword: 羟基喜树碱; 纳米乳; 药效学;
Abstract: 目的:制备羟基喜树碱纳米乳注射液,初步研究其抗癌作用.方法:运用相变温度法制备羟基喜树碱纳米乳注射液,以MTT法测定羟基喜树碱纳米乳注射液与羟基喜树碱注射液对小鼠S180癌细胞的抑制作用,并比较了它们对小鼠移植瘤Heps抑制作用.结果:羟基喜树碱纳米乳注射液与羟基喜树碱注射液对小鼠S180癌细胞的IC50分别为1.31和45.5μmol/L;与羟基喜树碱注射液组相比,羟基喜树碱纳米乳注射液抑制Heps的肿瘤生长作用可增加14.5%(P<0.05).结论:羟基喜树碱制备成纳米乳注射液后大大提高了其抑制癌细胞的能力.
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