Evidence map›Paper›PMID 34073128›Full record

ArticlePlants (Basel, Switzerland)2021

Genetic Diversity, Linkage Disequilibrium and Population Structure of Bulgarian Bread Wheat Assessed by Genome-Wide Distributed SNP Markers: From Old Germplasm to Semi-Dwarf Cultivars.

Vladimir Aleksandrov, Tania Kartseva, Ahmad M Alqudah, Konstantina Kocheva, Krasimira Tasheva, Andreas Börner, Svetlana Misheva

Abstract read
In one paragraph

Article in Plants (Basel, Switzerland), 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing 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

16 citing papers in PubMed.

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  3. Ancient diversity ofFrontiers in plant science · 2025
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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.

Vladimir AleksandrovInstitute of Plant Physiology and Genetics, Bulgarian Academy of Sciences, Acad. G. Bonchev str., block 21, 1113 Sofia, Bulgaria.ORCID 0000-0003-0441-5644
Tania KartsevaInstitute of Plant Physiology and Genetics, Bulgarian Academy of Sciences, Acad. G. Bonchev str., block 21, 1113 Sofia, Bulgaria.
Ahmad M AlqudahInstitute of Agricultural and Nutritional Sciences, Martin Luther University Halle-Wittenberg, Betty-Heimann-Straße 3, 06120 Halle (Saale), Germany.
Konstantina KochevaInstitute of Plant Physiology and Genetics, Bulgarian Academy of Sciences, Acad. G. Bonchev str., block 21, 1113 Sofia, Bulgaria.ORCID 0000-0002-4649-0055
Krasimira TashevaInstitute of Plant Physiology and Genetics, Bulgarian Academy of Sciences, Acad. G. Bonchev str., block 21, 1113 Sofia, Bulgaria.
Andreas BörnerLeibniz Institute of Plant Genetics and Crop Plants Research (IPK Gatersleben), Corrensstraße 3, Seeland, 06466 Gatersleben, Germany.ORCID 0000-0003-3301-9026
Svetlana MishevaInstitute of Plant Physiology and Genetics, Bulgarian Academy of Sciences, Acad. G. Bonchev str., block 21, 1113 Sofia, Bulgaria.ORCID 0000-0002-1923-999X

Funding

Bulgarian National Science Fund KP-06-N31/17
6 · The paper itself

Abstract

Genetic diversity and population structure are key resources for breeding purposes and genetic studies of important agronomic traits in crops. In this study, we described SNP-based genetic diversity, linkage disequilibrium and population structure in a panel of 179 bread wheat advanced cultivars and old accessions from Bulgaria, using an optimized wheat 25K Infinium iSelect array. Out of 19,019 polymorphic SNPs, 17,968 had а known chromosome position on the A (41%), B (42%) and D (11%) genome, and 6% were not assigned to any chromosome. Homoeologous group 4, in particular chromosome 4D, was the least polymorphic. In the total population, the Nei's gene diversity was within the range 0.1-0.5, and the polymorphism information content ranged from 0.1 to 0.4. Significant differences between the old and modern collections were revealed with respect to the linkage disequilibrium (LD): the average values for LD (

Indexed as

bread wheatgenetic diversitylinkage disequilibriummodern cultivarsold germplasmpopulation structureSNP markers

Identifiers

PMID34073128
PMCPMC8228972

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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.