Evidence map›Paper›PMID 25209199›Full record

ArticleBiology letters2014

DNA metabarcoding and the cytochrome c oxidase subunit I marker: not a perfect match.

Bruce E Deagle, Simon N Jarman, Eric Coissac, François Pompanon, Pierre Taberlet

Abstract read
In one paragraph

Article in Biology letters, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 157 papers.

0numbers the graph read from it
0cells of the map it votes in
157citing 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

157 citing papers in PubMed.

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  12. Characterization of the OmnivorousEcology and evolution · 2026
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  17. Review
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97 more citing papers are in PubMed but not listed here.

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

5 authors.

Bruce E Deagle203, Channel Highway, Kingston, Tasmania, Australia bruce.deagle@aad.gov.au.
Simon N Jarman203, Channel Highway, Kingston, Tasmania, Australia.
Eric CoissacUniversité Grenoble Alpes, Centre National de la Recherche Scientifique (CNRS), Laboratoire d'Ecologie Alpine, F-38000 Grenoble, France Centre National de la Recherche Scientifique (CNRS), Laboratoire d'Ecologie Alpine, F-38000 Grenoble, France.
François PompanonUniversité Grenoble Alpes, Centre National de la Recherche Scientifique (CNRS), Laboratoire d'Ecologie Alpine, F-38000 Grenoble, France Centre National de la Recherche Scientifique (CNRS), Laboratoire d'Ecologie Alpine, F-38000 Grenoble, France.
Pierre TaberletUniversité Grenoble Alpes, Centre National de la Recherche Scientifique (CNRS), Laboratoire d'Ecologie Alpine, F-38000 Grenoble, France Centre National de la Recherche Scientifique (CNRS), Laboratoire d'Ecologie Alpine, F-38000 Grenoble, France.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

DNA metabarcoding enables efficient characterization of species composition in environmental DNA or bulk biodiversity samples, and this approach is making significant and unique contributions in the field of ecology. In metabarcoding of animals, the cytochrome c oxidase subunit I (COI) gene is frequently used as the marker of choice because no other genetic region can be found in taxonomically verified databases with sequences covering so many taxa. However, the accuracy of metabarcoding datasets is dependent on recovery of the targeted taxa using conserved amplification primers. We argue that COI does not contain suitably conserved regions for most amplicon-based metabarcoding applications. Marker selection deserves increased scrutiny and available marker choices should be broadened in order to maximize potential in this exciting field of research.

Indexed as

AnimalsBiodiversityDNA Barcoding, TaxonomicDNA PrimersElectron Transport Complex IVSequence Analysis, DNASpecies SpecificityDNA PrimersElectron Transport Complex IVcytochrome oxidase IDNA barcodingDNA metabarcoding

Identifiers

PMID25209199
PMCPMC4190964

What OpenQuestion holds

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Read underepoch 390

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.