Supported by National Natural Science Foundation of China (No.30970724);Natural Science Foundation of Tianjin (No.08JCYBJC03400)
Type Ⅰ Ⅲ and Ⅴ collagens were extracted from bovine dermis and cornea by using pepsin treatment in acetic acid solution, followed by salt precipitation and dialysis, to purify and isolate each type of collagens. Th...