理论上,多西环林暴露后预防可以在19种病原体中选择对各种抗菌素的耐药性:一个in silico分析
1STI Unit, Department of Clinical Sciences, Institute of Tropical Medicine, Antwerp, Belgium; Division of Infectious Diseases and HIV Medicine, University of Cape Town, Cape Town, South Africa.
多西环素暴露后预防 (PEP) 可能会增加对多种抗生素的耐药性,而不仅仅是四环素. 这项研究在19种细菌物种中发现了米诺环素和其他抗菌素耐药性之间的关联,突出了潜在的公共卫生问题.
科学领域:
- 微生物学 微生物学
- 抗微生物耐药性 抗微生物耐药性
- 公共卫生 公共卫生
背景情况:
- 对多西环素暴露后预防 (PEP) 有效地减少细菌性传播感染 (STIs).
- 由于与四环素耐药性的遗传联系,存在对其他抗微生物药物的潜在交叉耐药性的担忧.
- 评估这些关联对于了解多西环林PEP的更广泛影响至关重要.
研究的目的:
- 调查米诺环林最小抑制度 (MIC) 与其他八种关键抗微生物药物的MIC之间的关联.
- 为了评估19种临床显著的细菌物种之间的这种关系.
主要方法:
- 使用混合效应线性回归分析.
- 分析了来自抗微生物测试领导和监督 (ATLAS) 数据库的数据.
- 检查了米诺环素的MICs与塞夫特里亚克松,安皮西林,西林,万科米辛,红红素,勒沃素,阿米卡辛和三甲-硫甲醇相比.
主要成果:
- 在米诺环素MICs和大多数测试的抗微生物药物之间观察到强烈的积极关联,在细菌物种中进行测试,除了菌素.
- 格拉姆阳性细菌与安皮西林,塞夫特里亚克松,西林和红红素有显著的关联.
- 格拉姆阴性细菌,除了像Haemophilus influenzae这样的例外,已经证明与塞夫特里亚克松,安皮西林,勒沃素和阿米卡辛的关联.
结论:
- 西环素PEP带有选择对四环素和其他抗微生物药物耐药性的理论风险.
- 这种交叉耐药性潜力扩展到19种评估的病原生物.
- 这些发现强调需要仔细考虑多西环素PEP对抗菌素耐药性的更广泛影响.
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