Soil fungal diversity and ecology assessed using DNA metabarcoding along a deglaciated chronosequence at clearwater mesa, James Ross Island, Antarctic Peninsula

Registro completo de metadados
MetadadosDescriçãoIdioma
Autor(es): dc.contributorUniversidade Federal de Minas Gerais, Departamento de Microbiologia-
Autor(es): dc.contributorInstituto Antártico Argentino, General San Martín-
Autor(es): dc.contributorUniversidade Federal do Tocantins, Laboratório de Microbiologia-
Autor(es): dc.contributorBritish Antarctic Survey, NERC, High Cross, Madingley Road, Cambridge CB3 0ET, UK-
Autor(es): dc.contributorUniversity of Johannesburg, Department of Zoology-
Autor(es): dc.contributorUniversity Austral of Chile, Millennium Institute Biodiversity of Antarctic and Subantarctic Ecosystems, BASE-
Autor(es): dc.contributorCape Horn International Center (CHIC), O’Higgins 310, Puerto Williams 6350000, Chile-
Autor(es): dc.contributorUniversidade Federal de Minas Gerais, Universidade Federal de Minas Gerais-
Autor(es): dc.contributorUniversidade de Brasília, Departamento de Botânica-
Autor(es): dc.contributorUniversidade Federal de Minas Gerais, Departamento de Geografia-
Autor(es): dc.contributorUniversidade Federal de Minas Gerais, Instituto de Ciências Biológicas, Laboratório de Microbiologia Polar e Conexões Tropicais-
Autor(es): dc.creatorGonçalves, Vivian Nicolau-
Autor(es): dc.creatorLirio, Juan M.-
Autor(es): dc.creatorCoria, Silvia H.-
Autor(es): dc.creatorLopes, Fabyano Alvares Cardoso-
Autor(es): dc.creatorConvey, Peter-
Autor(es): dc.creatorOliveira, Fábio S. de-
Autor(es): dc.creatorCarvalho, Micheline Silva-
Autor(es): dc.creatorCâmara, Paulo Eduardo Aguiar-
Autor(es): dc.creatorRosa, Luiz H.-
Data de aceite: dc.date.accessioned2026-08-11T11:06:41Z-
Data de disponibilização: dc.date.available2026-08-11T11:06:41Z-
Data de envio: dc.date.issued2026-06-12-
Data de envio: dc.date.issued2026-06-12-
Data de envio: dc.date.issued2026-08-11-
Fonte completa do material: dc.identifierhttps://doi.org/10.3390/biology12020275-
Fonte completa do material: dc.identifierhttp://repositorio.unb.br/handle/10482/54785-
Fonte completa do material: dc.identifierhttps://doi.org/10.3390/biology12020275-
Fonte completa do material: dc.identifierhttps://orcid.org/0000-0002-3980-4722-
Fonte completa do material: dc.identifierhttps://orcid.org/0000-0002-4565-9103-
Fonte completa do material: dc.identifierhttps://orcid.org/0000-0001-8497-9903-
Fonte completa do material: dc.identifierhttps://orcid.org/0000-0002-2389-3804-
Fonte completa do material: dc.identifierhttps://orcid.org/0000-0001-9749-5182-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/capes/1187134-
Descrição: dc.descriptionWe studied the fungal diversity present in soils sampled along a deglaciated chronosequence from para- to periglacial conditions on James Ross Island, north-east Antarctic Peninsula, using DNA metabarcoding. A total of 88 amplicon sequence variants (ASVs) were detected, dominated by the phyla Ascomycota, Basidiomycota and Mortierellomycota. The uncommon phyla Chytridiomycota, Rozellomycota, Monoblepharomycota, Zoopagomycota and Basidiobolomycota were detected. Unknown fungi identified at higher hierarchical taxonomic levels (Fungal sp. 1, Fungal sp. 2, Spizellomycetales sp. and Rozellomycotina sp.) and taxa identified at generic and specific levels (Mortierella sp., Pseudogymnoascus sp., Mortierella alpina, M. turficola, Neoascochyta paspali, Penicillium sp. and Betamyces sp.) dominated the assemblages. In general, the assemblages displayed high diversity and richness, and moderate dominance. Only 12 of the fungal ASVs were detected in all chronosequence soils sampled. Sequences representing saprophytic, pathogenic and symbiotic fungi were detected. Based on the sequence diversity obtained, Clearwater Mesa soils contain a complex fungal community, including the presence of fungal groups generally considered rare in Antarctica, with dominant taxa recognized as cold-adapted cosmopolitan, endemic, saprotrophic and phytopathogenic fungi. Clearwater Mesa ecosystems are impacted by the effects of regional climatic changes, and may provide a natural observatory to understand climate change effects over time.-
Formato: dc.formatapplication/pdf-
Publicador: dc.publisherMDPI-
Direitos: dc.rightsAcesso Aberto-
Palavras-chave: dc.subjectAntártica-
Palavras-chave: dc.subjectFungos-
Palavras-chave: dc.subjectBiodiversidade-
Título: dc.titleSoil fungal diversity and ecology assessed using DNA metabarcoding along a deglaciated chronosequence at clearwater mesa, James Ross Island, Antarctic Peninsula-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional – UNB

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