[Tyr(P)4] AngiotensinII is a peptide that exerts a multitude of effects on vascular smooth muscle. These effects include the contraction of normal arteries, as well as the induction of hypertrophy or hyperplasia in cultured cells or diseased vessels.
[Sar1, Ile8]-AngiotensinII (TFA) is a peptide compound that exerts various effects on vascular smooth muscle. These effects include the contraction of normal arteries as well as the hypertrophy or hyperplasia of cultured cells or diseased vessels.
AngiotensinII is a potent direct vasoconstrictor, causing arteries and veins to constrict, so leading to an increase in blood pressure. Angiotensin also potentiates the release of norepinephrine by a direct action on postganglionic sympathetic fibers.
AngiotensinII human (AngiotensinII) TFA 作为肾素/血管紧张素系统中关键的生物活性肽,扮演着血管收缩剂的角色并在调节人体血压中发挥中心作用。其主要通过与 G 蛋白偶联受体 (GPCRs)、血管紧张素 II 1型受体 (AT1R) 和血管紧张素 II 2型受体 (AT2R) 的相互作用来介导效应,包括刺激交感神经系统、增加醛固酮的生物合成和肾脏功能。此外,AngiotensinII human TFA 促进血管平滑肌细胞的生长和 I 型及 III 型胶原在成纤维细胞中的合成,导致血管壁与心肌增厚及纤维化,并诱导细胞凋亡。还通过LOX-1依赖的氧化还原敏感路径诱导内皮细胞中的毛细血管形成。
Angiotensin I II (1-6) TFA is a chemical compound comprising amino acids 1-6. It is derived from the Angiotensin I II peptide, which is formed by the cleavage of the precursor angiotensinogen by renin. The resulting Angiotensin I is then hydrolyzed by angiotensin-converting enzyme (ACE) to produce biologically active AngiotensinII. AngiotensinII has been extensively studied for its potential applications in the treatment of Hypertension, Renin Angiotensin System, and Idiopathic Membranous Nephropathy[1][2][3].