SUSCEPTIBILITY OF TENASCIN TO DEGRADATION BY MATRIX METALLOPROTEINASES AND SERINE PROTEINASES

被引:72
作者
IMAI, K
KUSAKABE, M
SAKAKURA, T
NAKANISHI, I
OKADA, Y
机构
[1] KANAZAWA UNIV,SCH MED,DEPT PATHOL,KANAZAWA,ISHIKAWA 920,JAPAN
[2] INST PHYS & CHEM RES,TSUKUBA LIFE SCI CTR,CELL BIOL LAB,TSUKUBA,IBARAKI 305,JAPAN
[3] MIE UNIV,SCH MED,DEPT PATHOL,TSU,MIE 514,JAPAN
关键词
TENASCIN; MATRIX METALLOPROTEINASE; SERINE PROTEINASE;
D O I
10.1016/0014-5793(94)00960-0
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
The degradation of tenascin purified from human melanoma cells was examined by treatment with matrix metalloproteinases (MMPs) and serine proteinases. Among eight different types of proteinases examined, MMP-1, -3, and -7, cathepsin G and leukocyte elastase could digest tenascin, but MMP-2, MMP-9 and thrombin did not. This suggests that tenascin may be readily catabolized by extracellular matrix-degrading proteinases found in the pathophysiological conditions.
引用
收藏
页码:216 / 218
页数:3
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