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Molecular phylogeny of Rigidoporus microporus isolates associated with white rot disease of rubber trees (Hevea brasiliensis).
Oghenekaro, Abbot O; Miettinen, Otto; Omorusi, Victor I; Evueh, Grace A; Farid, Mohd A; Gazis, Romina; Asiegbu, Fred O.
Afiliação
  • Oghenekaro AO; Department of Forest Sciences, University of Helsinki, P.O. Box 27, 00014 Helsinki, Finland. Electronic address: abbot.oghenekaro@helsinki.fi.
  • Miettinen O; Botanical Museum, Finnish Museum of Natural History, University of Helsinki, P.O. Box 7, Finland; Biology Department, Clark University, 950 Main Street, Worcester, MA 01610, USA.
  • Omorusi VI; Plant Protection Division, Rubber Research Institute of Nigeria, P. M. B. 1049, Benin City, Nigeria.
  • Evueh GA; Plant Protection Division, Rubber Research Institute of Nigeria, P. M. B. 1049, Benin City, Nigeria.
  • Farid MA; Mycology and Pathology Laboratory, Forest Research Institute, Malaysia, 52109 Kepong, Malaysia.
  • Gazis R; Biology Department, Clark University, 950 Main Street, Worcester, MA 01610, USA.
  • Asiegbu FO; Department of Forest Sciences, University of Helsinki, P.O. Box 27, 00014 Helsinki, Finland.
Fungal Biol ; 118(5-6): 495-506, 2014.
Article em En | MEDLINE | ID: mdl-24863478
Rigidoporus microporus (Polyporales, Basidiomycota) syn. Rigidoporus lignosus is the most destructive root pathogen of rubber plantations distributed in tropical and sub-tropical regions. Our primary objective was to characterize Nigerian isolates from rubber tree and compare them with other West African, Southeast Asian and American isolates. To characterize the 20 isolates from Nigeria, we used sequence data of the nuclear ribosomal DNA ITS and LSU, ß-tubulin and translation elongation factor 1-α (tef1) gene sequences. Altogether, 40 isolates of R. microporus were included in the analyses. Isolates from Africa, Asia and South/Central America formed three distinctive clades corresponding to at least three species. No phylogeographic pattern was detected among R. microporus collected from West and Central African rubber plantations suggesting continuous gene flow among these populations. Our molecular phylogenetic analysis suggests the presence of two distinctive species associated with the white rot disease. Phylogenetic analyses placed R. microporus in the Hymenochaetales in the vicinity of Oxyporus. This is the first study to characterize R. microporus isolates from Nigeria through molecular phylogenetic techniques, and also the first to compare isolates from rubber plantations in Africa and Asia.
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Texto completo: 1 Coleções: 01-internacional Base de dados: MEDLINE Assunto principal: Filogenia / Doenças das Plantas / Polyporales / Hevea Tipo de estudo: Risk_factors_studies País/Região como assunto: America do sul / Brasil Idioma: En Revista: Fungal Biol Assunto da revista: MICROBIOLOGIA Ano de publicação: 2014 Tipo de documento: Article País de publicação: Holanda

Texto completo: 1 Coleções: 01-internacional Base de dados: MEDLINE Assunto principal: Filogenia / Doenças das Plantas / Polyporales / Hevea Tipo de estudo: Risk_factors_studies País/Região como assunto: America do sul / Brasil Idioma: En Revista: Fungal Biol Assunto da revista: MICROBIOLOGIA Ano de publicação: 2014 Tipo de documento: Article País de publicação: Holanda