Evidence map›Paper›PMID 28202046›Full record

ArticleBMC plant biology2017

Highly predictive SNP markers for efficient selection of the wheat leaf rust resistance gene Lr16.

Mulualem T Kassa, Frank M You, Colin W Hiebert, Curtis J Pozniak, Pierre R Fobert, Andrew G Sharpe, James G Menzies, D Gavin Humphreys, Nicole Rezac Harrison, John P Fellers and 2 more

Abstract read
In one paragraph

Article in BMC plant biology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing 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

26 citing papers in PubMed.

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  13. Interactions BetweenFrontiers in plant science · 2022
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  18. Review
  19. Fine Mapping of the Wheat Leaf Rust Resistance GeneFrontiers in plant science · 2020
    Article
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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

12 authors.

Mulualem T KassaAgriculture and Agri-Food Canada, Morden Research and Development Centre, 101 Route 100, Morden, MB, R6M 1Y5, Canada.
Frank M YouAgriculture and Agri-Food Canada, Morden Research and Development Centre, 101 Route 100, Morden, MB, R6M 1Y5, Canada.
Colin W HiebertAgriculture and Agri-Food Canada, Morden Research and Development Centre, 101 Route 100, Morden, MB, R6M 1Y5, Canada.
Curtis J PozniakUniversity of Saskatchewan, Crop Development Centre, 51 Campus Drive, Saskatoon, SK, S7N 5A8, Canada.
Pierre R FobertNational Research Council, 110 Gymnasium Place, Saskatoon, SK, S7N 0W9, Canada.
Andrew G SharpeNational Research Council, 110 Gymnasium Place, Saskatoon, SK, S7N 0W9, Canada.
James G MenziesAgriculture and Agri-Food Canada, Morden Research and Development Centre, 101 Route 100, Morden, MB, R6M 1Y5, Canada.
D Gavin HumphreysAgriculture and Agri-Food Canada, Ottawa Research and Development Centre, 1341 Baseline Road, Ottawa, ON, K1A 0C5, Canada.
Nicole Rezac HarrisonDepartment of Plant Pathology, Kansas State University, Manhattan, KS, 66506, USA.
John P FellersUSDA-ARS, Hard Winter Wheat Genetics Research Unit, Manhattan, KS, 66506, USA.
Brent D McCallumAgriculture and Agri-Food Canada, Morden Research and Development Centre, 101 Route 100, Morden, MB, R6M 1Y5, Canada.
Curt A McCartneyAgriculture and Agri-Food Canada, Morden Research and Development Centre, 101 Route 100, Morden, MB, R6M 1Y5, Canada. Curt.McCartney@agr.gc.ca.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundLr16 is a widely deployed leaf rust resistance gene in wheat (Triticum aestivum L.) that is highly effective against the North American Puccinia triticina population when pyramided with the gene Lr34. Lr16 is a seedling leaf rust resistance gene conditioning an incompatible interaction with a distinct necrotic ring surrounding the uredinium. Lr16 was previously mapped to the telomeric region of the short arm of wheat chromosome 2B. The goals of this study were to develop numerous single nucleotide polymorphism (SNP) markers for the Lr16 region and identify diagnostic gene-specific SNP marker assays for marker-assisted selection (MAS).

resultsForty-three SNP markers were developed and mapped on chromosome 2BS tightly linked with the resistance gene Lr16 across four mapping populations representing a total of 1528 gametes. Kompetitive Allele Specific PCR (KASP) assays were designed for all identified SNPs. Resistance gene analogs (RGAs) linked with the Lr16 locus were identified and RGA-based SNP markers were developed. The diagnostic potential of the SNPs co-segregating with Lr16 was evaluated in a diverse set of 133 cultivars and breeding lines. Six SNP markers were consistent with the Lr16 phenotype and are accurately predictive of Lr16 for all wheat lines/cultivars in the panel.

conclusionsLr16 was mapped relative to SNP markers in four populations. Six SNP markers exhibited high quality clustering in the KASP assay and are suitable for MAS of Lr16 in wheat breeding programs.

Indexed as

Polymorphism, Single NucleotideBasidiomycotaChromosome MappingDisease ResistanceGenetic MarkersHaplotypesPhenotypePlant DiseasesPlant ProteinsSeedlingsTriticumGenetic MarkersPlant ProteinsDisease resistanceLeaf rustLinkage analysisLr16Puccinia triticinaResistance gene analog (RGA)Single nucleotide polymorphism (SNP)Triticum aestivum LWheat

Identifiers

PMID28202046
PMCPMC5311853

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Registered trials

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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.