Results 31 to 40 of about 22,116 (210)

Estimation of inbreeding and identification of regions under heavy selection based on runs of homozygosity in a Large White pig population

open access: yesJournal of Animal Science and Biotechnology, 2020
Background Runs of homozygosity (ROHs) are homozygous segments of the genome where the two haplotypes inherited from the parents are identical. The current availability of genotypes for a very large number of single nucleotide polymorphisms (SNPs) is ...
Liangyu Shi   +10 more
doaj   +1 more source

Facial attractiveness is only weakly linked to genome–wide heterozygosity

open access: yesFrontiers in Psychology, 2023
IntroductionIt has been frequently suggested that overall genomic heterozygosity and, particularly, heterozygosity of loci on the so-called major histocompatibility complex (MHC), which is responsible for the recognition of foreign substances/ pathogens ...
Martin Fieder   +2 more
doaj   +1 more source

Population Structure and Cryptic Relatedness in Genetic Association Studies [PDF]

open access: yes, 2009
We review the problem of confounding in genetic association studies, which arises principally because of population structure and cryptic relatedness. Many treatments of the problem consider only a simple ``island'' model of population structure. We take
Astle, William, Balding, David J.
core   +4 more sources

Genomic measures of inbreeding coefficients and genome-wide scan for runs of homozygosity islands in Iranian river buffalo, Bubalus bubalis [PDF]

open access: yesBMC Genetics, 2019
Abstract Background: Consecutive homozygous fragments of the genome inherited from a common ancestor to offspring are known as runs of homozygosity (ROH). ROH can be used to calculate genomic inbreeding and to identifying genomic regions that are potentially under historical selection pressure.
Seyed Mohammad Ghoreishifar   +6 more
openaire   +3 more sources

The German Shorthair Pointer Dog Breed (Canis lupus familiaris): Genomic Inbreeding and Variability

open access: yesAnimals, 2020
The German Shorthaired Pointer (GSHP) is a breed worldwide known for its hunting versatility. Dogs of this breed are appreciated as valuable companions, effective trackers, field trailers and obedience athletes. The aim of the present work is to describe
Antonio Boccardo   +5 more
doaj   +1 more source

Selection and Drift: A Comparison between Historic and Recent Dutch Friesian Cattle and Recent Holstein Friesian Using WGS Data

open access: yesAnimals, 2022
Over the last century, genetic diversity in many cattle breeds has been affected by the replacement of traditional local breeds with just a few milk-producing breeds.
Ina Hulsegge   +4 more
doaj   +1 more source

Relationships between estimated autozygosity and complex traits in the UK Biobank [PDF]

open access: yes, 2018
Inbreeding increases the risk of certain Mendelian disorders in humans but may also reduce fitness through its effects on complex traits and diseases. Such inbreeding depression is thought to occur due to increased homozygosity at causal variants that ...
Evans, Luke M   +2 more
core   +5 more sources

Using Genomic Inbreeding Coefficient Estimates for Homozygosity Mapping of Rare Recessive Traits: Application to Taybi-Linder Syndrome [PDF]

open access: yesThe American Journal of Human Genetics, 2006
The use of inbred patients whose exact genealogy may not be available is of primary interest in mapping genes involved in rare recessive diseases. We show here that this can be achieved by estimating inbreeding coefficients from the patients' genomic information and using these estimates to perform homozygosity mapping.
Leutenegger, Anne-Louise   +6 more
openaire   +2 more sources

Survival and divergence in a small group: The extraordinary genomic history of the endangered Apennine brown bear stragglers [PDF]

open access: yes, 2017
About 100 km east of Rome, in the central Apennine Mountains, a critically endangered population of ∼50 brown bears live in complete isolation. Mating outside this population is prevented by several 100 km of bear-free territories.
Benazzo, Andrea   +26 more
core   +4 more sources

Distribution of Homozygosity Regions in the Genome of Kazakh Cattle Breeds

open access: yesDiversity, 2022
Runs of homozygosity (ROH) are contiguous stretches of homozygous genotypes that are passed from parents to their offspring. ROHs are suitable for determining population history, inbreeding rates, and the genetic relationships between individuals in the ...
Indira Beishova   +7 more
doaj   +1 more source

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