Evidence map›Paper›PMID 27267760›Full record

ArticleBMC plant biology2016

Association mapping for cold tolerance in two large maize inbred panels.

Pedro Revilla, Víctor Manuel Rodríguez, Amando Ordás, Renaud Rincent, Alain Charcosset, Catherine Giauffret, Albrecht E Melchinger, Chris-Carolin Schön, Eva Bauer, Thomas Altmann and 8 more

Abstract read
In one paragraph

Article in BMC plant biology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 43 papers.

0numbers the graph read from it
0cells of the map it votes in
43citing 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

43 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

18 authors.

Pedro RevillaMisión Biológica de Galicia, Spanish National Research Council (CSIC), PO Box 2836080, Pontevedra, Spain. previlla@mbg.csic.es.
Víctor Manuel RodríguezMisión Biológica de Galicia, Spanish National Research Council (CSIC), PO Box 2836080, Pontevedra, Spain.
Amando OrdásMisión Biológica de Galicia, Spanish National Research Council (CSIC), PO Box 2836080, Pontevedra, Spain.
Renaud RincentINRA, UMR de Génétique Végétale/Université Paris-Sud - CNRS - AgroParisTech, Gif-sur-Yvette, France.
Alain CharcossetINRA, UMR de Génétique Végétale/Université Paris-Sud - CNRS - AgroParisTech, Gif-sur-Yvette, France.
Catherine GiauffretUMR INRA/USTL 1281 Stress Abiotiques et Différenciation des Végetaux cultivés, Péronne, France.
Albrecht E MelchingerInstitute of Plant Breeding, Seed Science and Population Genetics, Universität Hohenheim, Stuttgart, Germany.
Chris-Carolin SchönPlant Breeding, Technische Universität München, Freising, Germany.
Eva BauerPlant Breeding, Technische Universität München, Freising, Germany.
Thomas AltmannMolecular Genetics, Leibniz Institute of Plant Genetics and Crop Plant Research (IPK), Gatersleben, Germany.
Dominique BrunelINRA-VERSAILLES, Evry, France.
Jesús Moreno-GonzálezCentro Investigacións Agrarias Mabegondo (CIAM), A Coruña, Spain.
Laura CampoCentro Investigacións Agrarias Mabegondo (CIAM), A Coruña, Spain.
Milena OuzunovaKWS SAAT AG, Einbeck, Germany.
Ángel ÁlvarezEstación Experimental de Aula Dei (CSIC), Saragossa, Spain.
José Ignacio Ruíz de GalarretaNEIKER-Instituto Vasco de Investigación y Desarrollo Agrario, Vitoria, Spain.
Jacques LabordeINRA, Stn Expt Mais, F-40590, St Martin De Hinx, France.
Rosa Ana MalvarMisión Biológica de Galicia, Spanish National Research Council (CSIC), PO Box 2836080, Pontevedra, Spain.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundBreeding for cold tolerance in maize promises to allow increasing growth area and production in temperate zones. The objective of this research was to conduct genome-wide association analyses (GWAS) in temperate maize inbred lines and to find strategies for pyramiding genes for cold tolerance. Two panels of 306 dent and 292 European flint maize inbred lines were evaluated per se and in testcrosses under cold and control conditions in a growth chamber. We recorded indirect measures for cold tolerance as the traits number of days from sowing to emergence, relative leaf chlorophyll content or quantum efficiency of photosystem II. Association mapping for identifying genes associated to cold tolerance in both panels was based on genotyping with 49,585 genome-wide single nucleotide polymorphism (SNP) markers.

resultsWe found 275 significant associations, most of them in the inbreds evaluated per se, in the flint panel, and under control conditions. A few candidate genes coincided between the current research and previous reports. A total of 47 flint inbreds harbored the favorable alleles for six significant quantitative trait loci (QTL) detected for inbreds per se evaluated under cold conditions, four of them had also the favorable alleles for the main QTL detected from the testcrosses. Only four dent inbreds (EZ47, F924, NK807 and PHJ40) harbored the favorable alleles for three main QTL detected from the evaluation of the dent inbreds per se under cold conditions. There were more QTL in the flint panel and most of the QTL were associated with days to emergence and ΦPSII.

conclusionsThese results open new possibilities to genetically improve cold tolerance either with genome-wide selection or with marker assisted selection.

Indexed as

Cold TemperatureAllelesChromosome MappingChromosomes, PlantCrosses, GeneticGenome-Wide Association StudyGenotypeLinkage DisequilibriumPolymorphism, Single NucleotideQuantitative Trait LociStress, PhysiologicalZea maysChillingCold toleranceGWAS, MaizeQTL

Identifiers

PMID27267760
PMCPMC4895824

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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.