Evidence map›Paper›PMID 33918718›Full record

ArticleGenes2021

Genetic Variability and Population Structure of Polish Konik Horse Maternal Lines Based on Microsatellite Markers.

Agnieszka Fornal, Katarzyna Kowalska, Tomasz Zabek, Agata Piestrzynska-Kajtoch, Adrianna D Musiał, Katarzyna Ropka-Molik

Abstract read
In one paragraph

Article in Genes, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing 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

12 citing papers in PubMed.

  1. Review
  2. Whole Genome Data Uncover the Complex Origins of Polish Konik Horses.Animals : an open access journal from MDPI · 2026
    Article
  3. Article
  4. Article
  5. Article
  6. Influence of Sires on Population Substructure in Dülmen Wild Horses.Animals : an open access journal from MDPI · 2024
    Article
  7. Article
  8. Article
  9. Review
  10. Article
  11. Article
  12. Article
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

6 authors.

Agnieszka FornalDepartment of Animal Molecular Biology, National Research Institute of Animal Production, 32-083 Krakow, Poland.ORCID 0000-0002-7127-0265
Katarzyna KowalskaDepartment of Animal Molecular Biology, National Research Institute of Animal Production, 32-083 Krakow, Poland.ORCID 0000-0002-0559-4480
Tomasz ZabekDepartment of Animal Molecular Biology, National Research Institute of Animal Production, 32-083 Krakow, Poland.ORCID 0000-0002-9795-3232
Agata Piestrzynska-KajtochDepartment of Animal Molecular Biology, National Research Institute of Animal Production, 32-083 Krakow, Poland.ORCID 0000-0002-8238-257X
Adrianna D MusiałDepartment of Animal Molecular Biology, National Research Institute of Animal Production, 32-083 Krakow, Poland.ORCID 0000-0002-4194-9402
Katarzyna Ropka-MolikDepartment of Animal Molecular Biology, National Research Institute of Animal Production, 32-083 Krakow, Poland.ORCID 0000-0002-8555-0495

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The aim of the conservation programme is to maintain the population size of endangered livestock breeds of less economic importance at a level that ensures the survival of the breed, the preservation of genetic diversity, and the preservation of as many pedigree lines as possible. The Polish Konik, a native Polish primitive-type horse breed and is one of the breeds included in such a programme in Poland. Presently, there are only 16 (of the 35 maternal lines known in 1962), some of which are endangered. We examined the genetic variability and structure of the Polish Konik maternal lines (176 individuals) on the basis of the pedigree data and 17 microsatellite markers (STRs) from parentage testing. The overall mean number of alleles was 7.647 (±0.411), the effective number of alleles was 3.935 (±0.271), the mean number of alleles for which the frequency was equal to or lower than 5% was 4.471 (±0.286), and the mean information index was 1.506 (±0.087). The structure of the population and admixture patterns were calculated with the Structure and Structure Harvester software. The structural analysis indicated three likely genetic clusters; as the most optimal K value was estimated as 3, with ∆K of 15.4188. The F-statistics results indicated a low level of inbreeding (average inbreeding coefficient F

Indexed as

Genetics, PopulationGenetic VariationMicrosatellite RepeatsPopulation DensityAnimalsFemaleHorsesInbreedingMalePolandbiodiversityfounding maresPolish Konikpopulation geneticsSTR

Identifiers

PMID33918718
PMCPMC8069725

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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.