Results 151 to 160 of about 1,985,505 (274)

Population Differentiation and Polygenic Selection in the Finnish Ayrshire Cows Selected on Genomic Information

open access: yesJournal of Animal Breeding and Genetics, EarlyView.
ABSTRACT The Finnish Ayrshire cattle belong to the Nordic Red breeds. The basis of selection in Nordic Red breeds shifted from traditional pedigree‐based breeding values to genomic breeding values between 2011 and 2014. Joint genetic evaluation and admixture among the Nordic Red breeds have led to the formation of a composite Nordic Red population ...
Katri Sarviaho   +4 more
wiley   +1 more source

Genetic Evaluation for Functional Longevity in Nellore Cattle

open access: yesJournal of Animal Breeding and Genetics, EarlyView.
ABSTRACT Stayability (STAY) presents limitations in capturing genetic variability among animals with varying calving records up to 76 months of age. Furthermore, because STAY is measured late in life (typically at 6 years of age), it inherently prolongs generation intervals.
Gabriele de Souza Silva Fernandes   +7 more
wiley   +1 more source

Unraveling Biotypes Related to Thermotolerance During Lactation in Maternal‐Line Pigs Through Principal Component and Factor Analyses

open access: yesJournal of Animal Breeding and Genetics, EarlyView.
ABSTRACT Heat stress imposes significant challenges to welfare, health, and productivity of lactating sows due to their limited thermoregulatory capacity and increased metabolic heat load. Genetic selection for improved heat tolerance is a promising yet complex approach, given the large number of biological processes involved in heat stress response ...
Cassiane Gomes dos Santos   +9 more
wiley   +1 more source

Genetic and Phenotypic Correlations Among Growth, Disease Occurrence, and Reproductive Performance From Calf to Heifer in Girolando Dairy Cattle

open access: yesJournal of Animal Breeding and Genetics, EarlyView.
ABSTRACT The Girolando breed, a cross between Holstein (Bos taurus) and Gir (Bos indicus), is the primary choice for dairy production in Brazilian tropical regions, as it combines high productive potential with adaptation to the tropical environment.
Laura B. da C. Pereira   +6 more
wiley   +1 more source

Exploring pleiotropy in Mendelian randomisation analyses:What are genetic variants associated with “cigarette smoking initiation” really capturing?

open access: yes
Genetic variants used as instruments for exposures in Mendelian randomisation (MR) analyses may have horizontal pleiotropic effects (i.e., influence outcomes via pathways other than through the exposure), which can undermine the validity of results.
Wootton, Robyn E   +6 more
core   +1 more source

Single‐Cell Transcriptomics and Mendelian Randomization Analysis Reveal Key Genes in Atrial Fibrillation

open access: yesJournal of Cardiovascular Electrophysiology, EarlyView.
ABSTRACT Background Atrial fibrillation (AF) is one of the most common cardiac arrhythmias. It reduces quality of life and increases the risk of complications such as stroke. Although progress has been made in understanding its pathogenesis, the key cellular subtypes and therapeutic targets remain unclear. Methods We applied single‐cell transcriptomics
Xiangpeng Chen   +5 more
wiley   +1 more source

Polygenic Risk Modelling in Periodontitis: Insights From a Feasibility Study of 4243 European Cases and Current Limitations

open access: yesJournal of Clinical Periodontology, EarlyView.
ABSTRACT Background and Aim Genetic susceptibility plays a particularly important role in early‐onset (EO) and severe periodontitis (PD). The genetic risk remains largely unexplained because of limited sample sizes and heterogeneous phenotypes in genome‐wide association studies (GWAS).
Gesa M. Richter   +27 more
wiley   +1 more source

Disentangling direct and indirect genetic pathways to neurodevelopmental risk: brain structure and behavior in a population‐based parent–offspring trio study

open access: yesJournal of Child Psychology and Psychiatry, EarlyView.
Background Neurodevelopmental disorders (NDDs) are highly heritable, yet the pathways linking parental genetic liability to child outcomes remain poorly understood. Traditional designs cannot easily separate genes transmitted to the child from environmental influences shaped by parental genotypes.
Fin J. E. van Uum   +10 more
wiley   +1 more source

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