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配糖蛋白B肠溶微胶囊的研究
Preparation and Investigation of Intestinal Juice Soluble Microcapsule of Glycoprotein B
【摘要】 采用双乳液法研制配糖蛋白B的肠溶微胶囊,考察了微胶囊的形态、粒径及其分布,在摸拟肠液的缓冲液中进行溶解释放试验。配制了两种口服微胶囊混悬制剂,并考察了它的稳定性。
【Abstract】 GPB-HPMCP microcapsules were Prepared by double emulsion method. The dissolution release test of microcapsule was investigated in a buffer solution (pH=6, 8). The size and size distribution of microcapsule was measured by Malvern Partiele Sizer and the morphology was observed by Nikon microscope. And then two suspension formulations were prepared. The results showed that the microcapsule could dissolve and release completely in intestinal juice like the buffer solution. The leakage of GPB% at formulation was less than 5%. The formulation Ⅱ is much better than Ⅰ.
【关键词】 配糖蛋白B;
微胶囊;
双乳液法;
混悬制剂;
【Key words】 Glycoprotein B(GPB); Microcapsule; Double emulsion method; Suspension formulation;
【Key words】 Glycoprotein B(GPB); Microcapsule; Double emulsion method; Suspension formulation;
- 【文献出处】 功能高分子学报 ,JOURNAL OF FUNCTIONAL POLYMERS , 编辑部邮箱 ,1997年03期
- 【分类号】O631
- 【被引频次】3
- 【下载频次】102