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两个肯尼亚阿斯伯吉勒斯 (Aspergillus minisclerotigenes) 菌株的全基因组序列

Alexandra Schamann¹, Rolf Geisen¹, Markus Schmidt-Heydt¹

¹Max Rubner-Institut, Federal Research Institute of Nutrition and Food, Department of Safety and Quality of Fruit and Vegetables, Karlsruhe, Germany.

Microbiology resource announcements

|July 5, 2023

概括

我们测序了来自肯尼亚玉米的两种产生亚毒素的Aspergillus minisclerotigenes菌株的整个基因组. 这为了解农作物中偏毒素污染提供了基础资源.

科学领域:

菌类学菌类学是指菌类学.
基因组学就是基因组学.
食品安全食品安全

背景情况:

非洲毒素是由阿斯伯吉勒斯菌种产生的有毒的二次代谢产物.
阿斯珀吉勒斯 (Aspergillus minisclerotigenes) 是一种重要的亚毒素生产者,对粮食安全构成风险.
玉米是一种常见的粮食作物,经常受到亚毒素的污染,特别是在肯尼亚等地区.

研究的目的:

为了执行两个高度富含毒素的Aspergillus minisclerotigenes菌株 (MRI390和MRI400) 的全基因组测序.
为这些菌株生成高质量的基因组组.
提供基因组资源,用于研究青素生物合成和真菌适应.

主要方法:

使用MiSeq (Illumina) 和PacBio平台进行全基因组测序.
用于基因组组装和注释的生物信息分析.
从肯尼亚玉米粒中分离出真菌菌株.

主要成果:

为A. minisclerotigenes菌株MRI390和MRI400生成了完整的基因组序列和组件.
线粒体DNA序列被包括在全基因组测序中.
基因组数据提供了关于这些非氧化菌的遗传构成的见解.

结论:

生成的基因组序列代表了对未来有关亚毒素生产的研究的宝贵资源.
了解A. minisclerotigenes的基因组学可以帮助制定控制玉米中亚黄毒素污染的策略.
这项研究为管理影响农产品的真菌病原体的知识基础做出了贡献.

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