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Updated: Jan 21, 2026

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针对肠道微生物群的干预改善了后肢不负荷的小鼠模型中的结构和转录基因变化
Anu V Ranade1,2, Grisilda Vidya Bernhardt3, Megna Srinivas4
1Department of Basic Medical Sciences, College of Medicine, University of Sharjah, Sharjah, 27272, United Arab Emirates. aranade@sharjah.ac.ae.
Animal microbiome
|January 20, 2026
概括
鱼肠道微生物群的介质保护了小鼠脏免受模拟的微重力影响. 这项后肢卸载 (HU) 模型研究表明,媒体减少了损伤和炎症,为太空旅行相关的健康问题提供了潜在的治疗益处.
科学领域:
- 空间生物学 空间生物学
- 微生物学 微生物学
- 腎臟病學 (nephrology) 是一種醫學.
背景情况:
- 太空微重力会改变人类功能.
- 在太空旅行期间肠道微生物群的变化可能会导致健康问题.
- 后肢卸载 (HU) 鼠标模型模拟微重力效应.
研究的目的:
- 在HU小鼠模型中研究鱼肠道微生物群介质对脏健康的保护作用.
- 评估鱼细菌条件介质对模拟微重力诱导的脏损伤的影响.
主要方法:
- 雄性C57BL/6小鼠被分为地面控制 (GC),HU和HU与鱼介质 (HU-CP) 组三周.
- 脏组织经历了他的病理学和转录基因分析.
- 统计分析使用单向ANOVA与图基测试 (p <0.05).
主要成果:
- HU-CP治疗部分恢复了球形态,并减少了脏炎症.
- 转录组分析显示HU-CP改变了与氧化应激,亡,纤维化和炎症相关的基因表达.
- 鱼细菌调节介质在减轻损伤方面显示出显著的治疗益处.
结论:
- 鱼肠道微生物群介质显示出在模拟微重力环境中减轻损伤的潜力.
- 这些发现表明,这种介质在与太空旅行相关的脏并发症中的治疗作用.
- 需要进一步的研究来了解具体的机制和临床应用.
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