细菌静止细胞而不是细菌静止抗生素?
Fernando Baquero1,2, Jerónimo Rodríguez-Beltrán1,3, Bruce R Levin4
1Department of Microbiology, Ramón y Cajal University Hospital, Ramón y Cajal Institute for Health Research (IRYCIS), Madrid, Spain.
mBio
|December 21, 2023
概括
细菌静止,一个概念庆祝它的百年纪念日,描述了由抗生素压力诱导的非致命性的细菌状态. 这种细胞状态,类似于胞或持久细胞,在不利条件下阻止细菌的繁殖.
科学领域:
- 微生物学 微生物学
- 细菌生理学 细菌生理学
- 抗微生物耐药性 抗微生物耐药性
背景情况:
- 细菌静止的概念源于一个世纪前约翰·W·丘奇曼 (John W. Churchman) 的工作,主要与细菌静止抗生素有关.
- 这篇论文重新探讨了细菌静止,提出它是一种独特的细胞状态,而不是仅仅是一种抗生素效应.
研究的目的:
- 重新评估细菌静止的概念,超出其与抗生素的传统关联.
- 提出细菌静止作为由各种压力条件引起的细胞状态,不仅限于抗菌素.
主要方法:
- 这是一份意见书,重新审视了细菌静止的概念.
- 这项研究分析了抗生素诱导的压力对细菌细胞的生理和代谢影响.
主要成果:
- 细菌静止是一种细胞状态,由于抗生素诱导的压力影响生长,细菌无法被杀死.
- 抗生素诱导的细菌静止会产生一种独特的细胞变体,防止繁殖,从而避免致命的影响.
结论:
- 细菌静止代表了压力诱导的细胞分化,与细菌分泌或持续细胞的形成相当.
- 细菌静止的概念应该包括对各种压力状况的反应,而不仅仅是抗菌剂.
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