| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a group of human keratin pieces free from denaturated proteins, etc., having uniform size and suitable for various evaluation uses. <P>SOLUTION: A group of human keratin pieces fallen from the skin free from sebaceous gland is collected by treating socks and/or gloves worn by a man with water. <P>COPYRIGHT: (C)2003,JPO</p> |
