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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
agricultural and biological sciences
Evolution of nutritional modes of Ceratobasidiaceae (Cantharellales, Basidiomycota) as revealed from publicly available ITS sequences
Fungal Ecology, Volume 6, No. 4, Year 2013
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Description
Fungi from the Ceratobasidiaceae family have important ecological roles as pathogens, saprotrophs, non-mycorrhizal endophytes, orchid mycorrhizal and ectomycorrhizal symbionts, but little is known about the distribution and evolution of these nutritional modes. All public ITS sequences of Ceratobasidiaceae were downloaded from databases, annotated with ecological and taxonomic metadata, and tested for the non-random phylogenetic distribution of nutritional modes. Phylogenetic analysis revealed six main clades within Ceratobasidiaceae and a poor correlation between molecular phylogeny and morphological-cytological characters traditionally used for taxonomy. Sequences derived from soil (representing putative saprotrophs) and orchid mycorrhiza clustered together, but remained distinct from pathogens. All nutritional modes were phylogenetically conserved in the Ceratobasidiaceae based on at least one index. Our analyses suggest that in general, autotrophic orchids form root symbiosis with available Ceratobasidiaceae isolates in soil. Ectomycorrhiza-forming capability has evolved twice within the Ceratobasidiaceae and it had a strong influence on the evolution of mycoheterotrophy and host specificity in certain orchid taxa. © 2013 Elsevier Ltd and The British Mycological Society.
Authors & Co-Authors
Veldre, Vilmar
Estonia, Tartu
Ökoloogia ja Maateaduste Instituut
Abarenkov, Kessy
Estonia, Tartu
Ökoloogia ja Maateaduste Instituut
Bahram, Mohammad
Estonia, Tartu
Ökoloogia ja Maateaduste Instituut
Martos, Florent
France, Saint-denis
Université de la Réunion
South Africa, Durban
University of Kwazulu-natal
Selosse, Marc André
France, Paris
Cnrs Centre National de la Recherche Scientifique
Tamm, Heidi
Estonia, Tartu
Ökoloogia ja Maateaduste Instituut
Kõljalg, Urmas
Estonia, Tartu
Ökoloogia ja Maateaduste Instituut
Tedersoo, Leho
Estonia, Tartu
Ökoloogia ja Maateaduste Instituut
Estonia, Tartu
Tartu Ülikooli Loodusmuuseum
Statistics
Citations: 81
Authors: 8
Affiliations: 5
Identifiers
Doi:
10.1016/j.funeco.2013.03.004
ISSN:
17545048