酸衍生物通过破坏能量代谢来抑制Candida albicans的生长
Suhua Wu1, Venkatesh Mayandi2, Eunice Tze Leng Goh2
1Guangdong Provincial Key Laboratory of Molecular Target & Clinical Pharmacology, State Key Laboratory of Respiratory Disease, Affiliated Qingyuan Hospital, and School of Pharmaceutical Sciences, Guangzhou Medical University, Guangzhou 511436, China.
Journal of advanced research
|July 30, 2025
概括
一种含的新型化合物BD11显示出强大的抗真菌活性对病原性真菌和低细胞毒性. BD11通过破坏真菌细胞完整性和线粒体功能,有效地治疗小鼠的真菌角膜炎.
科学领域:
- 菌类学 菌类学是指菌类学.
- 药用化学 医学化学
- 眼科医生 眼科 眼科
背景情况:
- 真菌感染,特别是真菌角膜炎 (FK),对全球健康构成重大威胁,需要开发新的抗真菌药物.
- 耐火性和危及视力的FK病例凸显了迫切需要新型治疗剂来满足临床需求的迫切需要.
研究的目的:
- 为了选含化合物的强烈抗真菌活性.
- 评估所选化合物的体外和体外生物活性.
- 为了阐明有前途的候选人的抗真菌机制.
主要方法:
- 使用最小抑制度 (MIC),耐药性,时间杀伤和/生物膜抑制试验来评估抗真菌功效.
- 作用机制研究包括转录组学,细胞染色 (SYTOX绿色,DiSC3(5),卡尔科白色),线粒体测定 (ATP,SDH活性) 和电子显微镜.
- 在实验室和体内,在小鼠真菌角膜炎模型中评估了药物相似性和疗效.
主要成果:
- 化合物BD11对具有低细胞毒性的各种真菌表现出强烈的抗真菌活性.
- BD11损害了线粒体功能,降低了酸脱酶 (SDH) 活性,降低了细胞内ATP水平,并破坏了Candida albicans中的细胞壁完整性.
- 用BD11治疗在真菌角膜炎的小鼠模型中显著减少角膜损伤.
结论:
- 化合物BD11在治疗真菌感染方面具有显著的临床应用潜力.
- 这项研究为发现和开发针对真菌病的新型抗真菌剂提供了宝贵的见解.
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