Roles of angiotensin type 1 and 2 receptors in pregnancy-associated blood pressure change*1
Author(s) -
Yuko Takeda-Matsubara,
Masaru Iwai,
Taixing Cui,
Tetsuya Shiuchi,
Hongwei Liu,
Midori Okumura,
Masaharu Ito,
Masatsugu Horiuchi
Publication year - 2004
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.2004.03.680
Subject(s) - endocrinology , medicine , angiotensin ii receptor type 1 , angiotensin ii , placenta , losartan , receptor , angiotensin receptor , vascular smooth muscle , renin–angiotensin system , vasoconstriction , pregnancy , blood pressure , biology , fetus , smooth muscle , genetics
Activation of the renin-angiotensin system with increased levels of renin and angiotensin (Ang) II in pregnancy has been reported, but the vascular responsiveness to Ang II seems to be decreased, thereby keeping maternal blood pressure (BP) constant. We postulated that the balance of angiotensin type 1 (AT1) and angiotensin type 2 (AT2) receptor expression, which would exert antagonistic actions on vasoconstriction and cell growth, might control BP in pregnancy.
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