Evidence map›Paper›PMID 34228196›Full record

ArticleMicrobial ecology2022

Fungi in the Antarctic Cryosphere: Using DNA Metabarcoding to Reveal Fungal Diversity in Glacial Ice from the Antarctic Peninsula Region.

Graciéle Cunha Alves de Menezes, Paulo E A S Câmara, Otávio Henrique Bezerra Pinto, Peter Convey, Micheline Carvalho-Silva, Jefferson Cardia Simões, Carlos Augusto Rosa, Luiz Henrique Rosa

Abstract read
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In one paragraph

Article in Microbial ecology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

11 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Graciéle Cunha Alves de MenezesDepartamento de Microbiologia, Instituto de Ciências Biológicas, Universidade Federal de Minas Gerais, Belo Horizonte, MG, , CEP 31270-901, Brazil.
Paulo E A S CâmaraDepartamento de Botânica, Universidade de Brasília, Brasília, Brazil.
Otávio Henrique Bezerra PintoDepartamento de Biologia Celular, Universidade de Brasília, Brasília, Brazil.
Peter ConveyBritish Antarctic Survey, NERC, High Cross, Madingley Road, Cambridge, CB3 0ET, UK.
Micheline Carvalho-SilvaDepartamento de Botânica, Universidade de Brasília, Brasília, Brazil.
Jefferson Cardia SimõesCentro Polar E Climático, Universidade Federal Do Rio Grande Do Sul, Porto Alegre, Rio Grande do Sul, Brazil.
Carlos Augusto RosaDepartamento de Microbiologia, Instituto de Ciências Biológicas, Universidade Federal de Minas Gerais, Belo Horizonte, MG, , CEP 31270-901, Brazil.
Luiz Henrique RosaDepartamento de Microbiologia, Instituto de Ciências Biológicas, Universidade Federal de Minas Gerais, Belo Horizonte, MG, , CEP 31270-901, Brazil. lhrosa@icb.ufmg.br.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We assessed fungal diversity present in glacial from the Antarctic Peninsula using DNA metabarcoding through high-throughput sequencing (HTS). We detected a total of 353,879 fungal DNA reads, representing 94 genera and 184 taxa, in glacial ice fragments obtained from seven sites in the north-west Antarctic Peninsula and South Shetland Islands. The phylum Ascomycota dominated the sequence diversity, followed by Basidiomycota and Mortierellomycota. Penicillium sp., Cladosporium sp., Penicillium atrovenetum, Epicoccum nigrum, Pseudogymnoascus sp. 1, Pseudogymnoascus sp. 2, Phaeosphaeriaceae sp. and Xylaria grammica were the most dominant taxa, respectively. However, the majority of the fungal diversity comprised taxa of rare and intermediate relative abundance, predominately known mesophilic fungi. High indices of diversity and richness were calculated, along with moderate index of dominance, which varied among the different sampling sites. Only 26 (14%) of the total fungal taxa detected were present at all sampling sites. The identified diversity was dominated by saprophytic taxa, followed by known plant and animal pathogens and a low number of symbiotic fungi. Our data suggest that Antarctic glacial ice may represent a hotspot of previously unreported fungal diversity; however, further studies are required to integrate HTS and culture approaches to confirm viability of the taxa detected.

Indexed as

BasidiomycotaDNA Barcoding, TaxonomicAnimalsAntarctic RegionsDNA, FungalFungiIceDNA, FungalIceAntarcticaEcologyEnvironmental DNAExtremophiles

Identifiers

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.