| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a biodegradable hydrogel with extremely high hydrophilic characteristic capable of absorbing and holding large quantity of water while exhibiting biodegradability and extremely excellent gel characteristic, and to provide a method for efficiently manufacturing the hydrogel without using electron beam irradiation. <P>SOLUTION: The biodegradable hydrogel comprises a poly-γ-glutamic acid having a specific unit structure to which a side-chain carboxy group is modified. <P>COPYRIGHT: (C)2013,JPO&INPIT |
