A method of cross-linking a tissue, comprising treating the tissue under effective cross-linking conditions with a fluid comprising a compound comprising P(CH
2
OH)
3
X
n
, wherein X is selected from C
1
-C
10
carboxyl, sulfonic acid, sulfonic acid salts, C
1
-C
10
alcohol, or halogens, and n is an integer from 0 to 2, inclusive, and all —X and —CH
2
OH groups are bonded to the phosphorus atom. In one embodiment, the compound is &bgr;-(tris(hydroxymethyl)phosphino)proprionic acid (THPP).
Also disclosed is a cross-linked biological tissue produced by treating the tissue according to the above method.
一种交联组织的方法,包括在有效的交联条件下,用一种包含 P(
CH2)和 P(
CH3)的化合物的流体处理组织。
2
OH)
3
X
n
其中 X 选自 C
1
-C
10
羧基、
磺酸、
磺酸盐、C
1
-C
10
醇或卤素,且 n 为 0 至 2(包括 2)的整数,所有 -X 和 -CH
2
OH基团都键合在
磷原子上。在一个实施方案中,该化合物是&bgr;-(
三(羟甲基)膦)
丙酸(THPP)。
本发明还公开了一种交联
生物组织,该组织是根据上述方法处理后产生的。