Results 1 to 10 of about 22,116 (210)

Quantitative genetics model as the unifying model for defining genomic relationship and inbreeding coefficient. [PDF]

open access: yesPLoS ONE, 2014
The traditional quantitative genetics model was used as the unifying approach to derive six existing and new definitions of genomic additive and dominance relationships.
Chunkao Wang, Yang Da
doaj   +4 more sources

Genomic inbreeding estimation in small populations: evaluation of runs of homozygosity in three local dairy cattle breeds [PDF]

open access: yesAnimal, 2016
In the local breeds with small population size, one of the most important problems is the increase of inbreeding coefficient (F). High levels of inbreeding lead to reduced genetic diversity and inbreeding depression.
S. Mastrangelo   +5 more
doaj   +4 more sources

Efficiency of Recurrent Genomic Selection in Panmictic Populations [PDF]

open access: yesAnimals
Simulation-based studies can support breeders’ decisions inexpensively, since there is no need to perform a new procedure. The objective was to assess the efficiency of recurrent genomic selection in panmictic population under additive–dominance and ...
José Marcelo Soriano Viana   +2 more
doaj   +2 more sources

Inbreeding patterns and genetic diversity under selection in Teha sheep [PDF]

open access: yesFrontiers in Genetics
BackgroundInbreeding and genetic diversity are critical factors influencing the adaptability, productivity, and sustainability of livestock populations. Teha sheep, a crossbred line between Texel and Kazakh sheep, are an important meat-producing breed in
Shunzhe Wang   +6 more
doaj   +2 more sources

Genomic Scan for Runs of Homozygosity and Identification of Candidate Genes Under Domestication in Fengjing Pigs [PDF]

open access: yesLife
Fengjing pigs are a Chinese native breed known for their high reproductive ability. Runs of homozygosity (ROHs) have emerged as an effective tool for evaluating inbreeding levels and identifying relevant genes in selection.
Ligang Ni   +7 more
doaj   +2 more sources

Identification of genome diversity in Iranian goat ecotypes using whole genome sequencing method [PDF]

open access: yesمجله بیوتکنولوژی کشاورزی, 2023
ObjectiveDue to adaptation to environmental conditions, different ecotypes of native goat can be seen in different geographical regions of the country, which are very diverse in terms of appearance and production characteristics. So far, no comprehensive
Zeinab Amiri Ghanatsaman   +3 more
doaj   +1 more source

Using Pedigree and Genomic Data toward Better Management of Inbreeding in Italian Dairy Sheep and Goat Breeds

open access: yesAnimals, 2022
The inbreeding coefficient is an important parameter for livestock management. Small ruminant breeders and associations mainly rely on pedigree information, but genomic tools are gaining relevance, overcoming possible pedigree inconsistencies. This study
Matteo Cortellari   +8 more
doaj   +1 more source

The value of genomic relationship matrices to estimate levels of inbreeding

open access: yesGenetics Selection Evolution, 2021
Background Genomic relationship matrices are used to obtain genomic inbreeding coefficients. However, there are several methodologies to compute these matrices and there is still an unresolved debate on which one provides the best estimate of inbreeding.
Beatriz Villanueva   +7 more
doaj   +1 more source

Inbreeding Calculated with Runs of Homozygosity Suggests Chromosome-Specific Inbreeding Depression Regions in Line 1 Hereford

open access: yesAnimals, 2021
The goal of this study was to evaluate inbreeding in a closed beef cattle population and assess phenotype prediction accuracy using inbreeding information.
Bethany Pilon   +3 more
doaj   +1 more source

Analysis of the Genetic Diversity and Family Structure of the Licha Black Pig Population on Jiaodong Peninsula, Shandong Province, China

open access: yesAnimals, 2022
The Licha black pig, a popular indigenous Chinese pig breed, is known for its multi-vertebral trait and higher lean meat rate. Understanding the current conservation status, family structure, and degree of inbreeding of the Licha black pig population ...
Yuan Wang   +4 more
doaj   +1 more source

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