Evidence map›Paper›PMID 41832711›Full record

ArticleThe plant genome2026

Introgression of wild barley alleles improves seedlings salinity tolerance in the nested association mapping HEB-400 population.

Matías Schierenbeck, Radwa Y Helmi, Andreas Maurer, Rasha A Tarawneh, Doaa H Ali, Hannah M Schneider, Andreas Börner, Klaus Pillen, Helmy M Youssef

Abstract read
In one paragraph

Article in The plant genome, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing 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.

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3 · Its place in the literature

Who cites it

3 citing papers in PubMed.

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4 · The record

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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.

Matías SchierenbeckLeibniz Institute of Plant Genetics and Crop Plant Research (IPK), Seeland, Germany.ORCID https://orcid.org/0000-0002-4847-4059
Radwa Y HelmiLeibniz Institute of Plant Genetics and Crop Plant Research (IPK), Seeland, Germany.ORCID https://orcid.org/0000-0002-2010-2798
Andreas MaurerInstitute of Agricultural and Nutritional Sciences, Martin-Luther-University Halle-Wittenberg, Halle, Germany.ORCID https://orcid.org/0000-0002-2916-7475
Rasha A TarawnehFaculty of Agricultural Technology, Al-Ahliyya Amman University, Amman, Jordan.ORCID https://orcid.org/0009-0005-9735-6242
Doaa H AliPlant Biotechnology Department, Biotechnology Research Institute, National Research Centre, Giza, Egypt.ORCID https://orcid.org/0009-0007-5832-9545
Hannah M SchneiderLeibniz Institute of Plant Genetics and Crop Plant Research (IPK), Seeland, Germany.ORCID https://orcid.org/0000-0003-4655-6250
Andreas BörnerLeibniz Institute of Plant Genetics and Crop Plant Research (IPK), Seeland, Germany.ORCID https://orcid.org/0000-0003-3301-9026
Klaus PillenInstitute of Agricultural and Nutritional Sciences, Martin-Luther-University Halle-Wittenberg, Halle, Germany.ORCID https://orcid.org/0000-0003-4646-6351
Helmy M YoussefInstitute of Agricultural and Nutritional Sciences, Martin-Luther-University Halle-Wittenberg, Halle, Germany.ORCID https://orcid.org/0000-0003-4957-4040

Funding

Alexander von Humboldt Foundation (Georg Forster Research Fellowship for Matías Schierenbeck)Deutsche Forschungsgemeinschaft DFG YO 304/4-1Leibniz Association (Resilient Roots)
6 · The paper itself

Abstract

Climate change is intensifying the frequency and severity of abiotic stresses that threaten global food security by reducing crop productivity. Among these, saline stress poses a serious threat to barley (Hordeum vulgare L.) production. These conditions are increasingly prevalent in arid and semiarid regions, as well as in regions with limited access to freshwater resources, making the identification of salt tolerance genes essential for breeding resilient varieties. In this study, we evaluated 400 genotypes from the barley nested association mapping population HEB-25 under control conditions and 40% seawater irrigation to simulate moderate-to-high salinity stress. A genome-wide association study (GWAS) was conducted to identify alleles from wild barley [H. vulgare L. subsp. spontaneum (C. Koch) Thell.] associated with enhanced salt tolerance. Phenotypic evaluation included germination percentage (Ger%), shoot length (SL), root length (RL), root-shoot length ratio, seedling fresh weight, seedling dry weight, and salt tolerance index of the different traits. The HEB-25 families exhibited significant variation in seedling responses to seawater-induced salinity, with contrasting effects on SL, RL, and dry weight. Compared to the elite parental Barke, several genotypes demonstrated high tolerance under seawater stress, maintaining stable Ger% and exhibiting the highest tolerance indices. Moreover, GWAS results identified 60 highly significant single nucleotide polymorphisms associated with seedling growth parameters under both conditions. These findings underscore the value of the HEB-400 panel as a genetic resource for dissecting salinity tolerance mechanisms, identifying stress-adaptive alleles lost during domestication and a source of pre-breeding material for developing genotypes with enhanced salinity tolerance.

Indexed as

HordeumSalt ToleranceSeedlingsAllelesGenome-Wide Association StudyGenotypePhenotypePolymorphism, Single Nucleotide

Identifiers

PMID41832711
PMCPMC12989094

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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.