在泰国北部从大米中分离出来的菌的形态分子表征
Sahar Absalan1,2,3, Alireza Armand3,4, Ruvishika S Jayawardena3,4
1Department of Biology, Faculty of Science, Chiang Mai University, Chiang Mai 50200, Thailand.
Journal of fungi (Basel, Switzerland)
|April 25, 2025
概括
这项研究确定了泰国大米中的14种肥性低菌,包括两种新物种和几种新宿主和地理记录. 这些发现扩大了我们对农业生态系统中真菌多样性的理解.
科学领域:
- 菌类学 菌类学是指菌类学.
- 菌类分类法 菌类分类法 菌类分类法
- 植物病理学 植物病理学
背景情况:
- 伪类是Sordariomycetes中的一个大顺序,以各种生活方式而闻名,包括菌真菌.
- 菌真菌在营养循环和生态系统健康方面发挥着至关重要的作用.
- 在泰国,与大米相关的菌的研究是有限的.
研究的目的:
- 在泰国北部从大米中分离出来的肥性低菌的鉴定和特征.
- 为了准确的物种识别,利用形态和多部位的遗传学分析.
- 为了解农业环境中的真菌生物多样性做出贡献.
主要方法:
- 从大米样本中分离和培养菌真菌.
- 菌分离物的形态特征.
- 使用内部转录间隔器 (ITS),28S大亚单元核核核糖体DNA (LSU),翻译延长因子1-alpha (tef1-α),RNA聚合酶II第二大亚单元 (rpb2) 和calmodulin (cmdA) 基因区域的多位基因分析.
主要成果:
- 证实了14种虚构的物种:9种,1种,2种沙洛克拉迪,1种,和1种瓦尔特.
- 描述两种新物种:Fusarium chiangraiense和F. oryzigenum. 这两种新物种的描述.
- 鉴定了四个新的宿主记录和三个新的地理记录,用于几个 hypocrealean 物种.
结论:
- 这项研究增强了与泰国大米相关的已知多样性.
- 这一发现为虚菌提供了有价值的分类学和分布数据.
- 这项研究有助于更广泛地了解真菌生物多样性及其在农业系统中的生态意义.
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