Identification of 1,2,4-triazoles as new thymidine phosphorylase inhibitors: Future anti-tumor drugs
作者:Sohail Anjum Shahzad、Muhammad Yar、Zulfiqar Ali Khan、Lubna Shahzadi、Syed Ali Raza Naqvi、Adeem Mahmood、Sami Ullah、Ahson Jabbar Shaikh、Tauqir Ali Sherazi、Adebayo Tajudeen Bale、Jędrzej Kukułowicz、Marek Bajda
DOI:10.1016/j.bioorg.2019.01.005
日期:2019.4
Thymidine phosphorylase (TP) is over expressed in several solid tumors and its inhibition can offer unique target suitable for drug discovery in cancer. A series of 1,2,4-triazoles 3a-3l has been synthesized in good yields and subsequently inhibitory potential of synthesized triazoles 3a-3l against thymidine phosphorylase enzyme was evaluated. Out of these twelve analogs five analogues 3b, 3c, 3f,
胸苷磷酸化酶(TP)在几种实体瘤中过度表达,其抑制作用可提供适用于癌症药物发现的独特靶标。已经以高产率合成了一系列1,2,4-三唑3a-3l,随后评估了合成的三唑3a-3l对胸苷磷酸化酶的抑制潜力。在这十二个类似物中,五个类似物3b,3c,3f,3l和3l对胸苷磷酸化酶表现出良好的抑制潜力。以IC50值表示的抑制潜力在61.98±0.43至273.43±0.96μM范围内,将7-地塞黄嘌呤用作标准抑制剂,IC50 = 38.68±4.42μM。这些结果的鼓励下,合成了更多的类似物1,2,4-三唑-3-巯基羧酸4a-4g,并评估了它们对胸苷磷酸化酶的抑制潜力。在该系列中,六个类似物4b-4g在43.86±1.11-163.43±2.03μM范围内表现出良好的抑制潜力。1,2,4-三唑酸4d的血管生成反应使用鸡绒毛膜尿囊膜(CAM)分析进行了评估。根据这些发现,讨论了选定的三唑的结构活性关系和