Autocrine TGF-β1 Mediates Angiotensin II–Induced Proliferative Response of Cerebral Vessels In Vivo
Author(s) -
Vladimir V. Yurovsky,
Volodymyr Gerzanich,
Svetlana Ivanova,
Yuxiang Dong,
Orest Tsymbalyuk,
J. Marc Simard
Publication year - 2007
Publication title -
american journal of hypertension
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.009
H-Index - 136
eISSN - 1941-7225
pISSN - 0895-7061
DOI - 10.1016/j.amjhyper.2007.03.013
Subject(s) - autocrine signalling , endocrinology , medicine , angiotensin ii , vascular smooth muscle , downregulation and upregulation , transforming growth factor , endothelium , in vivo , signal transduction , proliferating cell nuclear antigen , receptor , biology , microbiology and biotechnology , immunohistochemistry , biochemistry , smooth muscle , gene
Angiotensin II (Ang) has been shown to induce expression of transforming growth factor-beta1 (TGF-beta1) in cardiovascular cells in vitro, but the regulation of TGF-beta1 by Ang has not been shown in cerebral vessels in vivo. Here, we tested the hypothesis that Ang promotes proliferative and fibrogenic responses in cerebral vessels through autocrine production and signaling of TGF-beta1 by vascular smooth muscle cells (VSMC).
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