SHEAR-STRESS INCREASES HEPARIN-BINDING EPIDERMAL GROWTH FACTOR-LIKE GROWTH-FACTOR MESSENGER-RNA LEVELS IN HUMAN VASCULAR ENDOTHELIAL-CELLS

被引:73
作者
MORITA, T [1 ]
YOSHIZUMI, M [1 ]
KURIHARA, H [1 ]
MAEMURA, K [1 ]
NAGAI, R [1 ]
YAZAKI, Y [1 ]
机构
[1] UNIV TOKYO,FAC MED,DEPT INTERNAL MED 3,TOKYO 113,JAPAN
关键词
D O I
10.1006/bbrc.1993.2469
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
Heparin-binding epidermal growth factor-like growth factor (HB-EGF) is a recently identified potent vascular smooth muscle cell (SMC) mitogen. we investigated the effect of shear stress on human HB-EGF mRNA levels in cultured human umbilical vein endothelial cells (HUVEC). In response to shear stress (8 dyne/cm2), HB-EGF mRNA levels in HUVEC increased rapidly, peaked at 3 h, and returned to near base line at 7 h. The shear stress-induced HB-EGF gene expression in HUVEC is completely blocked by 12-O-tetra-decanoylphorbol-13-acetate pre-treatment, suggesting the induction of HB-EGF is mediated by protein kinase C. © 1993 Academic Press, Inc.
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收藏
页码:256 / 262
页数:7
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