在陆地的不同种群中保存了器官特异性的微生物组合
Giovanni Bacci1, Sara Fratini1,2, Niccolò Meriggi1
1Department of Biology, University of Florence, Sesto Fiorentino, Italy.
Frontiers in microbiology
|June 28, 2023
概括
这项研究揭示了陆地Chiromantes haematocheir在其肠道和中拥有独特的,特定于器官的微生物群. 这种保存的微生物群落在不同种群中是一致的,表明了专门的功能.
科学领域:
- 微生物学 微生物学
- 海洋生物学 海洋生物学
- 生态生态学 生态生态学
背景情况:
- 微生物群在宿主生物学和生态学中起着至关重要的作用,特别是在无脊椎动物中.
- 虽然许多无脊椎动物的内共生已知,但brachyuran的微生物群仍未得到充分研究.
- 了解相关的微生物群落对于它们的生态和生物理解至关重要.
研究的目的:
- 调查与陆地甲基乌兰 Chiromantes haematocheir.相关的微生物群的存在,多样性和器官特异性.
- 为了确定的微生物群是否在种群中得到保护,并且与环境微生物不同.
- 探索已识别的特定器官微生物群的潜在功能作用.
主要方法:
- 从器官 (肠道,) 和环境样本中测序细菌16S rRNA和真菌ITS基因.
- 使用获得的遗传序列进行微生物社区分析.
- 在不同的种群和环境矩阵中对微生物群落进行比较分析.
主要成果:
- 在三种种群体的Chiromantes haematocheir的肠道和中发现了一种保存的,特定于器官的微生物组.
- 超过15%的检测到的细菌和真菌属在肠道或中特别丰富.
- 与相关的微生物群与周围的环境微生物群明显不同.
- 尽管海洋幼虫阶段和非群体行为,但观察到一个稳定的微生物组.
结论:
- 奇罗曼特斯海马托切尔拥有独特的,保存的,器官特定的微生物组.
- 鉴定到的微生物群很可能在的生理学中发挥特殊的功能作用.
- 这项研究为布拉基乌兰的复杂宿主微生物相互作用提供了基础的见解.
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