冬凌草甲素长循环胶束的制备及药动学性质的考察
Preparation of long-circulating oridion-containing micelle and its pharmacokinetics
作者:何晴;杨琴;龚涛;张志荣;邓黎;张彦;
Author:
收稿日期: 年卷(期)页码:2012,27(01):-48-50
期刊名称:华西药学杂志
Journal Name:WEST CHINA JOURNAL OF PHARMACEUTICAL SCIENCES
关键字:冬凌草甲素;长循环胶束;药物动力学;薄膜分散法
Key words:
基金项目:
中文摘要
目的制备冬凌草甲素长循环胶束,对比普通冬凌草甲素磷脂/胆盐混合胶束和冬凌草甲素长循环胶束在大鼠体内的药动学差异。方法用薄膜分散法制备冬凌草甲素长循环胶束和普通冬凌草甲素磷脂/胆盐混合胶束,测定粒径,HPLC法测定血浆中冬凌草甲素的浓度,并用DAS2.0软件计算药动学参数。结果胶束粒径为14.53±1.19 nm,PDI为0.28±0.06。冬凌草甲素长循环胶束的体内T1/2为125.25±40.78 h,是普通胶束的12.8倍,AUC为168.04±39.01μg.L-1.h-1,为普通胶束的5.8倍(P
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