Evidence map›Paper›PMID 26853077›Full record

ArticlePlant biotechnology journal2016

High-density molecular characterization and association mapping in Ethiopian durum wheat landraces reveals high diversity and potential for wheat breeding.

Dejene Kassahun Mengistu, Yosef Gebrehawaryat Kidane, Marcello Catellani, Elisabetta Frascaroli, Carlo Fadda, Mario Enrico Pè, Matteo Dell'Acqua

Abstract read
In one paragraph

Article in Plant biotechnology journal, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 60 papers.

0numbers the graph read from it
0cells of the map it votes in
60citing 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

60 citing papers in PubMed.

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  10. Genomics-driven breeding for local adaptation of durum wheat is enhanced by farmers' traditional knowledge.Proceedings of the National Academy of Sciences of the United States of America · 2023
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  19. Weed competitive ability in wheat: a peek through in its functional significance, present status and future prospects.Physiology and molecular biology of plants : an international journal of functional plant biology · 2021
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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

7 authors.

Dejene Kassahun MengistuInstitute of Life Sciences, Scuola Superiore Sant'Anna, Pisa, Italy.
Yosef Gebrehawaryat KidaneInstitute of Life Sciences, Scuola Superiore Sant'Anna, Pisa, Italy.
Marcello CatellaniInstitute of Life Sciences, Scuola Superiore Sant'Anna, Pisa, Italy.
Elisabetta FrascaroliDepartment of Agricultural Sciences, University of Bologna, Bologna, Italy.
Carlo FaddaBioversity International, C/O International Livestock Research Institute (ILRI), Addis Ababa, Ethiopia.
Mario Enrico PèInstitute of Life Sciences, Scuola Superiore Sant'Anna, Pisa, Italy.
Matteo Dell'AcquaInstitute of Life Sciences, Scuola Superiore Sant'Anna, Pisa, Italy.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Durum wheat (Triticum turgidum subsp. durum) is a key crop worldwide, and yet, its improvement and adaptation to emerging environmental threats is made difficult by the limited amount of allelic variation included in its elite pool. New allelic diversity may provide novel loci to international crop breeding through quantitative trait loci (QTL) mapping in unexplored material. Here, we report the extensive molecular and phenotypic characterization of hundreds of Ethiopian durum wheat landraces and several Ethiopian improved lines. We test 81 587 markers scoring 30 155 single nucleotide polymorphisms and use them to survey the diversity, structure, and genome-specific variation in the panel. We show the uniqueness of Ethiopian germplasm using a siding collection of Mediterranean durum wheat accessions. We phenotype the Ethiopian panel for ten agronomic traits in two highly diversified Ethiopian environments for two consecutive years and use this information to conduct a genome-wide association study. We identify several loci underpinning agronomic traits of interest, both confirming loci already reported and describing new promising genomic regions. These loci may be efficiently targeted with molecular markers already available to conduct marker-assisted selection in Ethiopian and international wheat. We show that Ethiopian durum wheat represents an important and mostly unexplored source of durum wheat diversity. The panel analysed in this study allows the accumulation of QTL mapping experiments, providing the initial step for a quantitative, methodical exploitation of untapped diversity in producing a better wheat.

Indexed as

Plant BreedingChromosomes, PlantGenome, PlantGenome-Wide Association StudyLinkage DisequilibriumQuantitative Trait LociTriticumEthiopiaGWASlinkage disequilibriumpopulation geneticsquantitative trait lociTriticum turgidum subsp. durum

Identifiers

PMID26853077
PMCPMC5067613

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LicenceCC BY
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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.