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在伊朗的临床和环境样本中Aspergillus section Nigri的频率分布

Sara Hamzehee¹, Maral Gharaghani², Seyed Hamid Borsi³

¹Department of Medical Mycology, School of Medicine, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran.

BMC microbiology

|September 1, 2025

概括

这项研究在伊朗的临床和环境样本中发现了八种黑色. 杆菌和杆菌是最常见的,这突显了它们在杆菌病中的重要性.

科学领域:

医学真菌学
环境微生物学

背景情况:

在腐烂的植物物质中无处不在.
一些物种,包括Aspergillus niger,Aspergillus tubingensis和Aspergillus welwitschiae,是已知的病原体,在人类和动物中引起阿斯伯吉洛症.
种类的分布受气象条件的影响.

研究的目的:

在伊朗各省的临床和环境样本中调查Aspergillus section Nigri的发生频率和分布.
确定黑色阿斯伯吉利物种的遗传关系.

主要方法:

从伊朗七个省份收集了629个样本 (261个临床样本,368个环境样本).
根据殖民地形态进行选的阿斯伯吉勒斯部分尼格里分离物.
使用calmodulin (CaM) 基因测序识别物种,并使用MEGA 11软件构建最大概率的族系.

主要成果:

鉴定了192个阿斯伯吉拉斯部分尼格里分离物,其中阿斯伯吉拉斯管道菌 (41.15%) 和阿斯伯吉拉斯韦尔维茨基亚菌 (35.94%) 是最常见的.
在环境样本中最常见的是Aspergillus tubingensis,而在临床样本中则是Aspergillus welwitschiae.
在不同伊朗省份,物种的发生频率有很大差异.

结论:

确定了伊朗八种黑的存在,频率,分布和遗传关系.
在临床和环境环境中突出了Aspergillus tubingensis和Aspergillus welwitschiae的重要作用.
确认了这些真菌物种的地理差异.

关键词:

A. 管道植物 A. 威尔维奇亚阿斯伯吉勒斯部分尼格里卡尔莫杜林基因伊朗分子识别

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