Phyllosticta capitalensis,a widespread endophyte of plants

查看全文 作　　者：Saowanee [1,2]Wikee;Lorenzo [3]Lombard;Pedro [4,5]W.Crous;Chiharu [6]Nakashima;Keiichi [7]Motohashi;Ekachai [1,2]Chukeatirote;Siti [8]A.Alias;Eric [2,9]H.C.McKenzie;Kevin [1,2]D.Hyde

机构地区：[1]School of Science,Mae Fah Luang University,Chiangrai 57100,Thailand;[2]Institute of Excellence in Fungal Research,Mae Fah Luang University,Chiangrai 57100,Thailand;[3]CBS-KNAW Fungal Biodiversity Centre,Uppsalalaan 8,3584 CT Utrecht,The Netherlands;[4]Microbiology,Department of Biology,Utrecht University,Padualaan 8,3584 CH Utrecht,The Netherlands;[5]Laboratory of Phytopathology,Wageningen University and Research Centre(WUR),Droevendaalsesteeg 1,6708 PB Wageningen,The Netherlands;[6]Graduate School of Bioresources,Mie University,Kurima-machiya 1577,Tsu,Mie 514-8507,Japan;[7]Electron Microscope Center,Tokyo University of Agriculture,Sakuraoka 1-1-1,Setagaya,Tokyo 156-8502,Japan;[8]Institute Ocean and Earth Sciences,Institute for Postgraduate Studies,University Malaya,Kuala Lumpur 50603,Malaysia;[9]Landcare Research,Private Bag 92170,Auckland Mail Centre,Auckland 1142,New Zealand

出　　处：《Fungal Diversity》索引2013年第3期,共15页

基　　金：supported by the Thailand Research Fund through the Royal Golden Jubilee Ph.D.Program(Grant No.PHD/0198/2552)to S.Wikee and Kevin D.Hyde. 摘　　要：Phyllosticta capitalensis is an endophyte and weak plant pathogen with a worldwide distribution presently known from 70 plant families.This study isolated P.capitalensis from different host plants in northern Thailand,and determined their different life modes.Thirty strains of P.capitalensis were isolated as endophytes from 20 hosts.An additional 30 strains of P.capitalensis from other hosts and geographic locations were also obtained from established culture collections.Phylogenetic analysis using ITS,ACTand TEF gene data confirmed the identity of all isolates.Pathogenicity tests with five strains of P.capitalensis originating from different hosts were completed on their respective host plants.In all cases there was no infection of healthy leaves,indicating that this endophyte does not cause disease on healthy,unstressed host plants.That P.capitalensis is often isolated as an endophyte has important implications in fungal biology and plant health.Due to its endophytic nature,P.capitalensisis commonly found associated with lesions of plants,and often incorrectly identified as a species of quarantine importance,which again has implications for trade in agricultural and forestry production. 关键词：Guignardia Leaf spot MORPHOLOGY Molecular phylogeny QUARANTINE

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Phyllosticta capitalensis,a widespread endophyte of plants

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