ATHEROGENIC LIPOPROTEINS AND RELEASE OF PLASMINOGEN-ACTIVATOR INHIBITOR-1 (PAI-1) BY ENDOTHELIAL-CELLS

被引:40
作者
MUSSONI, L [1 ]
MADERNA, P [1 ]
CAMERA, M [1 ]
BERNINI, F [1 ]
SIRONI, L [1 ]
SIRTORI, M [1 ]
TREMOLI, E [1 ]
机构
[1] UNIV MILAN,E GROSSI PAOLETTI CTR,I-20122 MILAN,ITALY
关键词
Atherogenic lipoproteins; Endothelial cells; Plasminogen activator inhibitor;
D O I
10.1016/0268-9499(90)90367-S
中图分类号
R5 [内科学];
学科分类号
1002 ; 100201 ;
摘要
The effects of atherogenic lipoproteins on the release of tissue plasminogen activator inhibitor (PAI-1) by endothelial cells were evaluated. Incubation of cultured human umbilical vein endothelial cells (EC) with very low density (VLDL) and low density (LDL) lipoproteins induced a two fold increase of PAI-1 release by EC. Similarly acetylated LDL (acetyl-LDL) stimulated PAI-1 release by EC, whereas oxidized LDL (ox-LDL) reduced it. It is concluded that atherogenic lipoproteins profoundly influence the capacity of EC to release proteins with thrombogenic properties. © 1990.
引用
收藏
页码:79 / 81
页数:3
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