BETA-AMYLOID PROTEIN INDUCES PLATELET-AGGREGATION AND SUPPORTS PLATELET-ADHESION

被引:45
作者
KOWALSKA, MA [1 ]
BADELLINO, K [1 ]
机构
[1] TEMPLE UNIV,SCH MED,SOL SHERRY THROMBOSIS RES CTR,PHILADELPHIA,PA 19140
关键词
D O I
10.1006/bbrc.1994.2883
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 amyloid precursor protein (APP) is found in many cells including neurons, endothelial cells and blood platelets. Beta-amyloid protein (beta AP) is derived from APP and is deposited in brain and in cerebral microvasculature of individuals with Alzheimer's disease. In this study we demonstrate that beta AP interacts with human blood platelets. We found that human beta AP peptide (1-40) fibrils aggregate platelets and support their adhesion, and these interactions are mediated through platelet membrane integrin receptors. (C) 1994 Academic Press, Inc.
引用
收藏
页码:1829 / 1835
页数:7
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