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来自Penicillium oxalicum RCEF7482 RCEF7482 RCEF7482 RCEF7482 RCEF7482 RCEF7482 RCEF7482 RCEF7482 RCEF7482 RCEF7482

Jing Sun¹, Ping Wang¹, Hanwen Lu¹

¹Anhui Provincial Key Laboratory of Microbial Pest Control, Anhui Agricultural University, Hefei, 230036, China.

Archives of virology

|February 16, 2024

概括

研究人员在生物控制真菌Penicillium oxalicum中发现了一个新的双链RNA病毒,Penicillium oxalicum partitivirus 1 (PoPV1). 这一发现扩大了我们对状真菌中的真菌病毒的理解.

科学领域:

菌类学菌类学是指菌类学.
病毒学病毒学
菌类遗传学菌类遗传学

背景情况:

香 (Penicillium oxalicum) 是中国重要的生物控制真菌.
具有双链 (ds) RNA 基因组的真菌病毒在线状真菌中很常见.
此前在P.oxalicum.中没有发现任何真菌病毒.

研究的目的:

用于选和描述Penicillium oxalicum中的真菌病毒.
鉴定和描述一种来自P. oxalicum. 的新型dsRNA病毒.
在现有的病毒分类学中对新发现的病毒进行分类.

主要方法:

从P. oxalicum.中分离和识别dSRNA病毒.
对dsRNA段 (dsRNA1和dsRNA2) 的基因组测序和分析.
病毒蛋白序列 (RdRp和CP) 的比较分析和遗传学分析.

主要成果:

鉴定了一种新的dsRNA病毒,被指定为Penicillium oxalicum partitivirus 1 (PoPV1).
PoPV1基因组包括两个dSRNA段,具有单个开放的读取 (ORF).
PoPV1与Penicillium aurantiogriseum partitivirus 1 (PaPV1) 分享了最高的序列相同性,并且属于Gammapartitivirus.

结论:

PoPV1是第一个在Penicillium oxalicum中报告的dsRNA病毒.
遗传学和基因分析支持将PoPV1归类为Gammapartitivirus属.
提议将Penicillium oxalicum partitivirus 1作为Gammapartitivirus属中的一个新物种.

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