Design, synthesis and evaluation of novel potent angiotensin II receptor 1 antagonists
作者:Xiaolu Bao、Weibo Zhu、Weidong Yuan、Xingbo Zhu、Yijia Yan、Hesheng Tang、Zhilong Chen
DOI:10.1016/j.ejmech.2016.07.023
日期:2016.11
series of new angiotensin II (Ang II) receptor 1 antagonists were designed, synthesized and evaluated. All compounds showed nanomolar affinities for the angiotensin II type 1 receptor in radioligand binding assays and could reduce blood pressure significantly in spontaneously hypertensive rats(SHRs). From which, compound 2b displayed higher affinity binding to angiotensin II type 1 receptor at the same
设计,合成和评估了一系列新的血管紧张素II(Ang II)受体1拮抗剂。所有化合物在放射性配体结合试验中均显示出与1型血管紧张素II受体的纳摩尔亲和力,并且可以显着降低自发性高血压大鼠(SHRs)的血压。由此可见,化合物2b在放射性配体结合测定中显示出与血管紧张素II 1型受体更高的亲和力结合,与厄贝沙坦的数量级相同,IC50值为1.26 +/- 0.08 nM。2b显示出有效且持久的降血压效果,在SHR中,最大降低反应为15 mg / kg时MBP为40.62 +/- 4.08 mmHg,10 mg / kg时为10 mg / kg 28.39 +/- 2.09 mmHg,39.56 + / -RHR中15 mg / kg时为4.83 mmHg,10 mg / kg时为29.05 +/- 2.20 mmHg,在SHR和RHR中,显着的降压作用持续超过12小时。在单剂量药代动力学实验中,口