Evidence map›Paper›PMID 27844116›Full record

ArticleTAG. Theoretical and applied genetics. Theoretische und angewandte Genetik2017

Genome-wide association study reveals genetic architecture of coleoptile length in wheat.

Genqiao Li, Guihua Bai, Brett F Carver, Norman C Elliott, Rebecca S Bennett, Yanqi Wu, Robert Hunger, J Michael Bonman, Xiangyang Xu

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In one paragraph

Article in TAG. Theoretical and applied genetics. Theoretische und angewandte Genetik, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
4.1field-weighted citation impact, top 6% of its field
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

17 citing papers in PubMed, 30 citations in OpenAlex.

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  16. Identifying Functional Genes InfluencingFrontiers in plant science · 2018
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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

9 authors at 3 institutions in 1 country.

Genqiao LiUSDA-ARS Wheat, Peanut, and Other Field Crops Research Unit, Stillwater, Oklahoma, USA.
Guihua BaiUSDA-ARS Hard Winter Wheat Genetics Research Unit, Manhattan, Kansas, USA.
Brett F CarverPlant and Soil Science Department, Oklahoma State University, Stillwater, Oklahoma, USA.
Norman C ElliottUSDA-ARS Wheat, Peanut, and Other Field Crops Research Unit, Stillwater, Oklahoma, USA.
Rebecca S BennettUSDA-ARS Wheat, Peanut, and Other Field Crops Research Unit, Stillwater, Oklahoma, USA.
Yanqi WuPlant and Soil Science Department, Oklahoma State University, Stillwater, Oklahoma, USA.
Robert HungerEntomology and Plant Pathology Department, Oklahoma State University, Stillwater, Oklahoma, USA.
J Michael BonmanUSDA-ARS Small Grains and Potato Germplasm Research Unit, Aberdeen, Idaho, USA.
Xiangyang XuUSDA-ARS Wheat, Peanut, and Other Field Crops Research Unit, Stillwater, Oklahoma, USA. xiangyang.xu@ars.usda.gov.ORCID http://orcid.org/0000-0002-1364-7941
Oklahoma State University · USAgricultural Research Service · USCenter for Grain and Animal Health Research · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

key messageEight QTL for coleoptile length were identified in a genome-wide association study on a set of 893 wheat accessions, four of which are novel loci. Wheat cultivars with long coleoptiles are preferred in wheat-growing regions where deep planting is practiced. However, the wide use of gibberellic acid (GA)-insensitive dwarfing genes, Rht-B1b and Rht-D1b, makes it challenging to breed dwarf wheat cultivars with long coleoptiles. To understand the genetic basis of coleoptile length, we performed a genome-wide association study on a set of 893 landraces and historical cultivars using 5011 single nucleotide polymorphism (SNP) markers. Structure analysis revealed four subgroups in the association panel. Association analysis results suggested that Rht-B1b and Rht-D1b genes significantly reduced coleoptile length, and eight additional quantitative trait loci (QTL) for coleoptile length were also identified. These QTL explained 1.45-3.18 and 1.36-3.11% of the phenotypic variation in 2015 and 2016, respectively, and their allelic substitution effects ranged from 0.31 to 1.75 cm in 2015, and 0.63-1.55 cm in 2016. Of the eight QTL, QCL.stars-1BS1, QCL.stars-2DS1, QCL.stars-4BS2, and QCL.stars-5BL1 are likely novel loci for coleoptile length. The favorable alleles in each accession ranged from two to eight with an average of 5.8 at eight loci in the panel, and more favorable alleles were significantly associated with longer coleoptile, suggesting that QTL pyramiding is an effective approach to increase wheat coleoptile length.

Indexed as

Genetic Association StudiesQuantitative Trait LociAllelesChromosome MappingCotyledonGenetics, PopulationGenotypeLinkage DisequilibriumPhenotypePolymorphism, Single NucleotideTriticum

Identifiers

PMID27844116
OpenAlexW2555778603

What OpenQuestion holds

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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.