由抗微生物耐药细菌引起的淋病Neisseria gonorrhoeae使用益生菌治疗
Gokul Sudhakaran1, D Kesavan2, Madesh Selvam2
1Center for Global Health Research, Saveetha Medical College and Hospital, Saveetha Institute of Medical and Technical Sciences, Chennai, 600077 Tamil Nadu India.
In silico pharmacology
|March 25, 2024
概括
研究人员确定了来自Lactobacillus crispatus的质SM20,作为Neisseria淋病的潜在治疗方法. 这种抗微生物显示出对抗耐药性淋病感染的前景.
科学领域:
- 微生物学与传染病的研究
- 生物信息学和计算生物学
- 药物发现和开发 药物发现和开发
背景情况:
- 尼塞利亚淋病感染,通常称为淋病,由于缺乏有效的治疗方法和新兴药物耐药性,成为越来越严重的公共卫生问题.
- 目前预防淋巴球菌感染的挑战包括缺乏合适的药物,对保护性免疫反应的理解有限,以及动物模型不足.
- 阴道细菌Lactobacillus crispatus产生具有潜在抗微生物活性的,对抗像N. gonorrhea这样的病原体.
研究的目的:
- 鉴定和描述一种来自Lactobacillus crispatus的新型抗菌,具有针对尼塞利亚淋病的潜在治疗应用.
- 利用生物信息学工具快速识别药物标,查和预测不良影响和耐药性.
- 通过分子对接来评估识别的对N.淋病的关键蛋白质的结合效果.
主要方法:
- 使用抗微生物集 (CAMPR3) 数据库进行生物信息分析,以识别来自L. crispatus的抗微生物.
- 根据抗微生物 (AMP) 评分和预测的ADMET (吸收,分布,新陈代谢,分泌,毒性) 特性,选择SM20.
- 使用CABSdock进行分子对接模拟,以评估SM20与N.淋病的膜蛋白的相互作用,用PyMol.可视化.
主要成果:
- SM20是从L. crispatus的细菌素免疫蛋白 (BIP) 中鉴定出来的.
- SM20表现出有利的对接分数和预测ADMET属性,表明潜在的治疗可行性.
- 分子对接证实了SM20和N.淋病多重膜蛋白之间的相互作用.
结论:
- 抗微生物SM20显示出作为治疗尼塞利亚淋病感染的治疗剂的显著潜力.
- 将SM20封装在基于纤维素的局部配方中,可以在生殖道中进行持续治疗,从而实现可控释放.
- 这种方法可以提高治疗效率,并减轻N.淋病中抗菌素耐药性的发展.
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