| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide sustained release delivery systems based on silk fibroin. <P>SOLUTION: The sustained release delivery systems are based on the silk fibroin whose conformation is altered by contacting with methanol, treating with shear stress, treating with an electric field, treating with pressure, or contacting with salt. <P>COPYRIGHT: (C)2012,JPO&INPIT |
