特定物种的珊瑚微生物组组合在极端的海洋热浪期间支持宿主漂白抵抗力
Reid Longley1, Gian Maria Niccolò Benucci2, Xavier Pochon3
1Department of Microbiology and Molecular Genetics, Michigan State University, East Lansing, 48824, MI, USA.
The Science of the total environment
|October 14, 2023
概括
珊瑚宿主基因和微生物组合影响在海洋热浪期间的生存. 不同的珊瑚物种表现出不同的耐药性,其中一些与耐热的共生体相结合,但仍然有漂白.
科学领域:
- 海洋生物学 海洋生物学
- 珊瑚礁生态 珊瑚礁生态
- 微生物组研究的研究.
背景情况:
- 斯克拉克提尼珊瑚面临着来自海洋热浪的重大威胁.
- 珊瑚的生存受到宿主遗传学及其相关微生物组的组成的影响.
- 了解这些因素对于预测珊瑚礁弹性至关重要.
研究的目的:
- 调查珊瑚微生物对斐济极端海洋热浪的反应.
- 评估Symbiodiniaceae, prokaryotes,真菌和Apicomplexa在珊瑚漂白抵抗中的作用.
- 为了确定宿主遗传学如何在热应激下塑造珊瑚微生物组结构.
主要方法:
- 使用16S和ITSrDNA标记物的高通量片测序.
- 分析了四种珊瑚物种配对的漂白和未漂白殖民地的微生物组.
- 遗传学标志物评估了Symbiodiniaceae, prokaryotes,真菌和Apicomplexa. 这些是最常见的.
主要成果:
- 珊瑚物种表现出多样化的抗漂白能力,不仅仅依赖于耐热的光合作生物.
- 蒙蒂波拉和波基洛波拉比阿克罗波拉和波利特表现出更好的弹性.
- 不同的Symbiodiniaceae, prokaryotic和Apicomplexa组合是特定于物种的,突出了宿主遗传的影响.
结论:
- 宿主基因在结构珊瑚微生物组中起着关键作用,影响热耐受性.
- 虽然可以检测到外部微生物,但珊瑚微生物组仍然以海洋种群为主.
- 这项研究提供了关于与珊瑚对极端温度的弹性相关的微生物组合的见解.
关键词:
它们是Apicomplexa的复合物.细菌 细菌是一种细菌.珊瑚礁中的珊瑚礁内生生态共生体 (Endozoicomonas) 是一种内生生态共生体.斐济 - 斐济 - 斐济 - 斐济菌的真菌是一种高通量DNA测序的高通量DNA测序斯克拉拉基尼亚的行动性.这是Symbiodiniaceae.更多相关视频
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