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2009 OCT 12 ... EGFR activation was not clear. We show here that the sperm EGFR can be transactivated by angiotensin II or by lysophosphatydic acid, two ligands which activate specific G-protein-coupled ... II or by lysophosphatydic acid, two ligands which activate specific G-protein-coupled receptors (GPCR), or by directly activating protein kinase A using 8Br-cAMP," scientists in ...
2009 NOV 9 ... "The centrally mediated cardiovascular regulatory actions of angiotensin II in normal and hypertensive rats include angiotensin II type 1 receptor ... Neurons in the Rat Paraventricular Nucleus Express Angiotensin Type 1 Receptors. Hypertension, 2009;54(4):845-U321). For additional information, contact C. ...
2009 NOV 2 ... without a diuretic. Among included patients 75.7% received also an ACE inhibitor or an angiotensin II receptors blocker, 43.9% a calcium channel blocker, and 32.8% a beta-blocker. In 3 ...
2009 OCT 19 ... patients," scientists in the United States report. "The renin-angiotensin-aldosterone system is activated in heart failure (HF) causing clinical worsening. ... hyponatremia and may offer an extra treatment option in HIF by targeting V-1a and V-2 receptors," wrote M.Z. Hoque and colleagues. The researchers concluded: "In this ...
2009 NOV 23 ... aldosterone levels, which could result not only from decreased activity of the renin-angiotensin system (RAS), but also from impaired AVP-stimulated aldosterone release in the adrenal ... of a report. "[Arg(8)]-vasopressin (AVP) has several functions via its three distinct receptors, V1a, V1b, and V2. The V1a vasopressin receptor (V1aR) is expressed in blood vessels and ...
2009 NOV 2 ... "The renin-angiotensin-aldosterone system (RAAS) is a major regulator of blood pressure. The octapeptide ... by angiotensin-converting enzyme (ACE), and then acts via angiotensin type 1 and type 2 receptors (AT1R and AT2R)," investigators in the United States report. "Inhibitors ...
2009 OCT 19 ... "The renin-angiotensin system plays a crucial role in maintaining vascular homeostasis. Stimulation of ... a crucial role in maintaining vascular homeostasis. Stimulation of angiotensin II type 1 receptors (AT1R) acts proangiogenically by increasing levels of vascular endothelial growth factor ...
2009 NOV 1 ... According to a study from Edmonton, Canada, "Angiotensin- converting enzyme 2 (ACE2) is a monocarboxypeptidase that metabolizes Ang II into Ang ... post-MI ventricular remodeling by potentiation of Ang II effects by means of the AT1 receptors, and supplementing ACE2 can be a potential therapy for ischemic heart disease. (Circ ...
2009 NOV 17 ... endothelial dysfunction, and myocardial fibrosis, which depend in part on activation of angiotensin II (Ang II)-mediated pathways. However, mechanisms underlying crosstalk between Ang II ... Activation of Signaling Pathways Requires Activity of Angiotensin Type 1a Receptors. Circulation Research, 2009;105(9):852-U50). For additional information, ...
2009 NOV 1 ... mice. A synthetic LXR ligand, T1317, suppressed cardiomyocyte hypertrophy in response to angiotensin II and lipopolysaccharide treatments. In addition, LXR activation suppressed NF-kappa B ... and heart failure. Several members of nuclear receptor superfamily, including liver X receptors (LXR alpha and LXR beta), have been shown to suppress inflammatory responses, but little ...
2009 OCT 19 ... research from the United States, "Previously, we demonstrated activation of the renin-angiotensin system in the fetal placental chorionic villi, but it is unknown whether the immediately ... to vasoconstrict fetal chorionic villi vessels where we have shown previously that AT1 receptors predominate. This would lead to decreased maternal-fetal oxygen exchange and fetal ...
2009 NOV 9 ... "Endothelin-1 and angiotensin II are strong vasoconstrictors. with ischemic heart disease have elevated plasma levels ... type A ( ETA) and type B (ETB), and angiotensin type 1 (AT(1)) and type 2 (AT(2)) receptors expression and function were examined using immunohistochemistry, Western blot and in ...
2009 NOV 16 ... effect is not fully understood. To test the hypothesis that SS may downregulate angiotensin type 1 receptors (AT(1)Rs)," scientists in Montreal, Canada report. ...
2009 NOV 9 ... by promoting the internalization of active molecules from the plasma membrane, whereas angiotensin II (ATII) stimulates its activity by recruiting new molecules to the plasma membrane. ... during dopamine-, ATII- and insulin-dependent regulation of Na+,K+-ATPase. Dopamine receptors and components of its signalling cascade mediating inhibition of Na+,K+-ATPase interact ...
2009 NOV 1 ... 9650 Rockville Pike, Bethesda, MD 20814, USA. Keywords: Canada, Ottawa, Angiotensin II Receptor Antagonist, Antiarrhythmic, Antihypertensive, Cardiography, Cardiology, ... "Huang BS, Ahmad M, Tan J, Leenen FH. Chronic central versus systemic blockade of AT(1) receptors and cardiac dysfunction in rats post myocardial infarction," scientists writing in the ...
2009 OCT 5 ... journal Cellular and Molecular Neurobiology, "In addition to regulating blood pressure, Angiotensin II (Ang II) exerts powerful pro-inflammatory effects in hypertension through stimulation ... powerful pro-inflammatory effects in hypertension through stimulation of its AT(1) receptors, most clearly demonstrated in peripheral arteries and in the cerebral vasculature. ...
2009 NOV 16 ... to recent research from the United States, "The existence and localization of brain angiotensin receptors is well established. However, questions regarding the endogenous ligand for brain ...
2009 NOV 9 ... tissue and is associated with increases in several cardiovascular diseases. Infusion of angiotensin II (AngII) to mice induces formation of abdominal aortic aneurysms (AAAs) with profound ... aortas of obese mice. mRNA abundance of macrophage proinflammatory chemokines and their receptors were elevated with obesity to a greater extent in abdominal compared to thoracic ...
