Results 21 to 30 of about 5,051 (199)

Controlling Coancestry and Thereby Future Inbreeding by Optimum-Contribution Selection Using Alternative Genomic-Relationship Matrices

open access: yesFrontiers in Genetics, 2020
We tested the consequences of using alternative genomic relationship matrices to predict genomic breeding values (GEBVs) and control of coancestry in optimum contribution selection, where the relationship matrix used to calculate GEBVs was not ...
G. T. Gebregiwergis   +4 more
doaj   +1 more source

Applying SNP-Derived Molecular Coancestry Estimates to Captive Breeding Programs [PDF]

open access: yesJournal of Heredity, 2016
Captive breeding programs for wildlife species typically rely on pedigrees to inform genetic management. Although pedigree-based breeding strategies are quite effective at retaining long-term genetic variation, management of zoo-based breeding programs continues to be hampered when pedigrees are poorly known. The objective of this study was to evaluate
Jamie A, Ivy   +4 more
openaire   +2 more sources

Mating animals by minimising the covariance between ancestral contributions generates less inbreeding without compromising genetic gain in breeding schemes with truncation selection

open access: yesAnimal, 2009
We reasoned that mating animals by minimising the covariance between ancestral contributions (MCAC mating) will generate less inbreeding and at least as much genetic gain as minimum-coancestry mating in breeding schemes where the animals are truncation ...
M. Henryon, A.C. Sørensen, P. Berg
doaj   +1 more source

Genomic Evidence of Low Contemporary Effective Population Size and Southern Genetic Reservoirs in an Island Endemic Epiphytic Orchid of Taiwan. [PDF]

open access: yesEcol Evol
Genome‐wide data from ddRADseq revealed a latitudinal gradient in genetic diversity in a Taiwanese endemic orchid. This study shows that genomic data not only can help us understand the evolutionary origins of genetic diversity in a species but also uncover its genetic reservoir for future conservation planning.
Chen WY, Sun Y, Wu SP, Huang JP.
europepmc   +2 more sources

Optimizing mating schemes in fish breeding [PDF]

open access: yes, 2007
The optimal contribution selection method and the simulated annealing algorithm were used to maximize the genetic gain and reduce inbreeding in fish breeding populations.
D'Agaro, E.   +3 more
core   +2 more sources

Pedigree analysis and inbreeding effects over morphological traits in Campolina horse population

open access: yesAnimal, 2018
Genetic improvement, without control of inbreeding, can go to loss of genetic variability, reducing the potential for genetic gains in the domestic populations.
F.O. Bussiman   +5 more
doaj   +1 more source

Population structure of the Trakehner Horse breed

open access: yesAnimal, 2009
The objective of this study was to examine the population structure of the Trakehner Horse breed. A total of 13 793 pedigree records were used for analysing the active breeding population and their ancestors dating back to 1950.
R. Teegen, C. Edel, G. Thaller
doaj   +1 more source

On the estimation of inbreeding depression using different measures of inbreeding from molecular markers

open access: yesEvolutionary Applications, 2021
The inbreeding coefficient (F) of individuals can be estimated from molecular marker data, such as SNPs, using measures of homozygosity of individual markers or runs of homozygosity (ROH) across the genome.
Armando Caballero   +2 more
doaj   +1 more source

Improved dairy cattle mating plans at herd level using genomic information

open access: yesAnimal, 2021
From 2012 to 2018, 223 180 Montbéliarde females were genotyped in France and the number of newly genotyped females increased at a rate of about 33% each year.
M. Bérodier   +5 more
doaj   +1 more source

Improving Pedigree-based Linkage Analysis by Estimating Coancestry Among Families [PDF]

open access: yesStatistical Applications in Genetics and Molecular Biology, 2012
We present a method for improving the power of linkage analysis by detecting chromosome segments shared identical by descent (IBD) by individuals not known to be related. Existing Markov chain Monte Carlo methods sample descent patterns on pedigrees conditional on observed marker data.
Chris, Glazner   +1 more
openaire   +2 more sources

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