The bioactivity of GLP-1 was conserved with glutin as inner water phase, but in the course of in vitro release, the specific activity of GLP-1 in the microspheres decreased a little.
使用明胶溶液作为内水相，较好地保持了制备工艺过程中的GLP-1生物学活性，在体外释放过程中GLP-1的生物学活性略有下降；
Objective To investigate the bioactivity in the in vitro cultured tissue engineering skin.
目的观察体外培养组织工程皮肤的生物学活性。
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