Heterocyclic androstane and estrane d-ring modified steroids: Microwave-assisted synthesis, steroid-converting enzyme inhibition, apoptosis induction, and effects on genes encoding estrogen inactivating enzymes
作者:Ágnes Erika Kulmány、Bianka Edina Herman、István Zupkó、Masa Sinreih、Tea Lanišnik Rižner、Marina Savić、Aleksandar Oklješa、Andrea Nikolić、Viktória Nagy、Imre Ocsovszki、Mihály Szécsi、Suzana Jovanović-Šanta
DOI:10.1016/j.jsbmb.2021.105997
日期:2021.11
of the substrate estrone; its inhibition against NADPH-complexed 17β-HSD1 was markedly weaker. Compound 24 also significantly and selectively reduced proliferation of cancer cell lines of gynecological origin. This estrane triazole changed the cell cycle and induced apoptosis of HeLa, SiHa, and MDA-MB-231 cancer cells, measured by both increased subG1 fraction of cells and activation of caspase-independent
使用微波辅助反应条件合成了雌三烯和雄甾烷系列中的d-环稠合和d-高内酯化合物。微波辐射合成方法方便有效,收率高,反应时间短。在体外酶测定中研究了它们对 C 17,20 -裂解酶和 17β-羟基类固醇脱氢酶 1 (17β-HSD1) 活性的抑制作用。d-环融合的三唑基雌酮类似物24显示出对 NADH 复合的 17β-HSD1 的有效抑制,其结合亲和力与底物雌酮相似;它对 NADPH 复合的 17β-HSD1 的抑制作用明显减弱。化合物24还显着和选择性地减少了妇科来源的癌细胞系的增殖。这种雌二醇三唑改变了 HeLa、SiHa 和 MDA-MB-231 癌细胞的细胞周期并诱导细胞凋亡,通过增加细胞的 subG1 部分和激活不依赖于半胱天冬酶的信号通路来衡量。的抗雌激素作用的第三模式24锯增加的mRNA表达SULT1E1在HeLa细胞中的基因; 相比之下,其 3-苄氧基类似物23增加了HSD17B2基因的mRNA