阿齐思罗米辛,多克西环林和氧化还原活性小分子对氨基西林诱导的Chlamydia pneumoniae持久性的影响
Eveliina Taavitsainen-Wahlroos1, Inés Reigada1, Ilaria Sulmona2
1Drug Research Program, Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, Viikinkaari 5E, 00790 Helsinki, Finland.
Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie
|September 10, 2023
概括
阿莫西西林无法根除克拉米迪亚肺炎,在与某些补充剂相结合时,可能会使感染恶化. 在治疗这些持续性细菌感染方面,阿齐思罗米比多西环素更有效.
科学领域:
- 微生物学 微生物学
- 药理学 药理学是指药理学的学科.
- 细胞生物学 细胞生物学
背景情况:
- 社区获得的细菌性肺炎 (CABP) 治疗指南建议使用阿莫西西林.
- 冠状病毒肺炎导致5-10%的CABP病例,并且可以对β-乳酸抗生素产生持久性.
- 氧化还原状态的改变与抗生素作用有关,而氧化还原活性补充剂通常用于呼吸系统症状.
研究的目的:
- 调查阿齐思罗米和多西环素对阿莫西林诱导的冠状病毒肺炎持久性的影响.
- 评估氧化还原活性化合物对C. pneumoniae感染的抗生素治疗的影响.
主要方法:
- 在呼吸道上皮细胞中进行C. pneumoniae的体外培养.
- 用阿莫西西林,阿齐思罗米辛和多克西环林治疗临床相关度.
- 传输电子显微镜 (TEM) 用于形态分析.
- 定量培养和定量PCR用于细菌负载评估.
- 测量细胞中的谷氨 (GSH) 水平.
主要成果:
- 临床相关的阿莫西西林度 (10和25毫克/升) 并没有消除C.肺炎并诱导应激反应.
- 阿莫西西林显著降低了阿齐思罗米和多克西环素对C. pneumoniae的疗效.
- 与多西环林相比,阿兹罗米辛在单独治疗和与阿莫西西林结合使用时,表现出更高的C. pneumoniae根除能力.
- 氨基降低了呼吸道上皮细胞的GSH水平.
- 氧化活性二环环氧酸丁基南在阿莫西西林治疗的培养物中增加了C. pneumoniae负载.
结论:
- 单独使用阿莫西西林治疗C. pneumoniae感染是无效的,并且可能会降低阿齐思罗米和多西环素的疗效.
- 对于C. pneumoniae感染,阿齐思罗米是一种比多西环素更有效的治疗选择.
- 阿莫西西林和氧化还原活性化合物之间的相互作用可能会对治疗结果产生负面影响.
- 抗生素的时间对有效治疗C. pneumoniae至关重要.
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