Evidence map›Paper›PMID 23718854›Full record

ArticleBMC evolutionary biology2013

Developing diagnostic SNP panels for the identification of true fruit flies (Diptera: Tephritidae) within the limits of COI-based species delimitation.

Juerg E Frey, Larissa Guillén, Beatrice Frey, Joerg Samietz, Juan Rull, Martín Aluja

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Article in BMC evolutionary biology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

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21citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

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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.

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3 · Its place in the literature

Who cites it

21 citing papers in PubMed.

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  13. Development of species diagnostic SNP markers for quality control genotyping in four rice (Molecular breeding : new strategies in plant improvement · 2018
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  16. The status ofMitochondrial DNA. Part B, Resources · 2016
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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

6 authors.

Juerg E FreyFederal Department of Economic Affairs FDEA, Agroscope Changins-Wädenswil Research Station ACW, Department of Plant Protection, Wädenswil, Switzerland. juerg.frey@agroscope.admin.ch
Larissa Guillén
Beatrice Frey
Joerg Samietz
Juan Rull
Martín Aluja

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundRapid and reliable identification of quarantine pests is essential for plant inspection services to prevent introduction of invasive species. For insects, this may be a serious problem when dealing with morphologically similar cryptic species complexes and early developmental stages that lack distinctive characters useful for taxonomic identification. DNA based barcoding could solve many of these problems. The standard barcode fragment, an approx. 650 base pairs long sequence of the 5'end of the mitochondrial cytochrome oxidase I (COI), enables differentiation of a very wide range of arthropods. However, problems remain in some taxa, such as Tephritidae, where recent genetic differentiation among some of the described species hinders accurate molecular discrimination.

resultsIn order to explore the full species discrimination potential of COI, we sequenced the barcoding region of the COI gene of a range of economically important Tephritid species and complemented these data with all GenBank and BOLD entries for the systematic group available as of January 2012. We explored the limits of species delimitation of this barcode fragment among 193 putative Tephritid species and established operational taxonomic units (OTUs), between which discrimination is reliably possible. Furthermore, to enable future development of rapid diagnostic assays based on this sequence information, we characterized all single nucleotide polymorphisms (SNPs) and established "near-minimal" sets of SNPs that differentiate among all included OTUs with at least three and four SNPs, respectively.

conclusionsWe found that although several species cannot be differentiated based on the genetic diversity observed in COI and hence form composite OTUs, 85% of all OTUs correspond to described species. Because our SNP panels are developed based on all currently available sequence information and rely on a minimal pairwise difference of three SNPs, they are highly reliable and hence represent an important resource for developing taxon-specific diagnostic assays. For selected cases, possible explanations that may cause composite OTUs are discussed.

Indexed as

Polymorphism, Single NucleotideAnimalsBase SequenceElectron Transport Complex IVGenetic VariationInsect ProteinsMolecular Sequence DataPhylogenySequence Analysis, DNATephritidaeElectron Transport Complex IVInsect Proteins

Identifiers

PMID23718854
PMCPMC3682933

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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.