Genetic diversity of RNA viruses infecting invertebrate pests of rice

查看全文 作　　者：Haoran [1,2]Wang;Shufen [1]Chao;Qing [1]Yan;Shu [3]Zhang;Guoqing [1]Chen;Chonghui [1]Mao;Yang [4]Hu;Fengquan [5]Yu;Shuo [6]Wang;Liang [3]Lv;Baojun [1]Yang;Jiachun [1]He;Songbai [7]Zhang;Liangsheng [8,9]Zhang;Peter [10]Simmonds;Guozhong [1]Feng

机构地区：[1]State Key Laboratory of Rice Biology and Breeding,China National Rice Research Institute,Chinese Academy of Agricultural Sciences,Hangzhou 311400,China;[2]State Key Laboratory of Agricultural Microbiology,College of Life Science and Technology,Huazhong Agricultural University,Wuhan 430070,China;[3]Institute of Plant Protection&Soil Fertilizer,Hubei Academy of Agricultural Sciences,Wuhan 430064,China;[4]Institute of Plant Protection,Guizhou Academy of Agricultural Sciences,Guiyang 550000,China;[5]Institute of Plant Protection,Liaoning Academy of Agricultural Sciences,Shenyang 110161,China;[6]Sanya Agricultural Technology Extension and Service Centre,Sanya 572000,China;[7]College of Agriculture,Yangtze University,Jingzhou 434000,China;[8]Fujian Provincial Key Laboratory of Haixia Applied Plant Systems Biology,Fujian Agriculture and Forestry University,Fuzhou 350002,China;[9]Genomics and Genetic Engineering Laboratory of Ornamental Plants,College of Agriculture and Biotechnology,Zhejiang University,Hangzhou 310012,China;[10]Nuffield Department of Medicine,Peter Medawar Building for Pathogen Research,University of Oxford,Oxford OX13SY,United Kingdom

出　　处：《Science China(Life Sciences)》索引2024年第67卷第1期,共13页

基　　金：This work was supported by the National Natural Science Foundation of China(31972983,32072487);the Key Technology R&D Program of Zhejiang Province(2021C02006);the Central Public-interest Scientific Institution Basal Research Fund(CPSIBRF-CNRRI-202115). 摘　　要：Invertebrate species are a natural reservoir of viral genetic diversity,and invertebrate pests are widely distributed in crop fields.However,information on viruses infecting invertebrate pests of crops is limited.In this report,we describe the deep metatranscriptomic sequencing of 88 invertebrate samples covering all major invertebrate pests in rice fields.We identified 296 new RNA viruses and 13 known RNA viruses.These viruses clustered within 31 families,with many highly divergent viruses constituting potentially new families and genera.Of the identified viruses,13 RNA viruses clustered within the Fiersviridae family of bacteriophages,and 48 RNA viruses clustered within families and genera of mycoviruses.We detected known rice viruses in novel invertebrate hosts at high abundances.Furthermore,some novel RNA viruses have genome structures closely matching to known plant viruses and clustered within genera of several plant virus species.Fortyfive potential insect pathogenic RNA viruses were detected in invertebrate species.Our analysis revealed that host taxonomy plays a major role and geographical location plays an important role in structuring viral diversity.Cross-species transmission of RNA viruses was detected between invertebrate hosts.Newly identified viral genomes showed extensive variation for invertebrate viral families or genera.Together,the large-scale metatranscriptomic analysis greatly expands our understanding of RNA viruses in rice invertebrate species,the results provide valuable information for developing efficient strategies to manage insect pests and virus-mediated crop diseases. 关键词：invertebrate species metatranscriptome viral diversity viral transmission viral genomes

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Genetic diversity of RNA viruses infecting invertebrate pests of rice

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