双甲替代品抑制人类和老鼠的芳香酶活性:QSAR结构-活性关系和in silico对接分析
Miaomiao Xia1, Jingyi Zheng2, Sailin Chen2
1Department of Gynecology and Obstetrics, The Second Affiliated Hospital and Yuying Children's Hospital of Wenzhou Medical University, Wenzhou, Zhejiang, 325027, China; Department of Anesthesiology and Perioperative Medicine, The Second Affiliated Hospital and Yuying Children's Hospital, Key Laboratory of Pediatric Anesthesiology, Ministry of Education, Key Laboratory of Anesthesiology of Zhejiang Province, Wenzhou Medical University, Wenzhou, Zhejiang, 325027, China.
双甲 (BPA) 替代品可以抑制人类和老鼠的芳酶 (CYP19A1),影响雌醇的产生. 它们的抑制强度与脂性和基大小有关.
科学领域:
- 内分泌学 在内分泌学.
- 毒理学 毒理学 毒理学
- 生物化学 生化学
背景情况:
- 由于健康问题,鼓励使用双A (BPA) 替代剂.
- 芳酶 (CYP19A1) 对于雌激素的合成至关重要.
- 了解BPA替代品对CYP19A1的影响至关重要.
研究的目的:
- 评估BPA和9种BPA替代品对人类和老鼠CYP19A1.1.的抑制作用.
- 研究抑制机制和结构-活性关系的机制.
主要方法:
- 使用人类和老鼠胎盘显微体进行酶抑制测定.
- 抑制动力学和分子对接研究.
- 药分析和双变的相关性分析.
主要成果:
- BPA和几个替代品 (AP,B,C,E,F,FL,S,Z,TDP) 抑制了人类的CYP19A1.1.
- BPA和替代品 (AP,B,C,FL,Z,TDP) 抑制了大鼠中的CYP19A1.1.
- 抑制剂作为混合/竞争性抑制剂,影响BeWo细胞中的雌醇生产.
结论:
- BPA替代品可以抑制人类和老鼠CYP19A1.1.
- 抑制功效与脂性和替代的基大小相关.
- BPA替代品与CYP19A1内的特定域结合,形成键.
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