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Dairy cattle

Tìm thấy 20+ kết quả cho từ khóa "Dairy cattle"

Expression of mitochondrial protein genes encoded by nuclear and mitochondrial genomes correlate with energy metabolism in dairy cattle

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In this study, we profile the expression of MP genes in 29 adult and six foetal tissues in dairy cattle using RNA sequencing and gene expression analyses: particularly differential gene expression and co-expression network analyses.. Results: MP genes were differentially expressed (DE. All 29 tissues showed DE Nu MP genes in varying proportions of over-expression and under-expression.

GWAS and fine-mapping of livability and six disease traits in Holstein cattle

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GWAS and fine-mapping of livability and six disease traits in Holstein cattle. The objective of this study is to investigate the genetic basis of seven health traits in dairy cattle and to identify potential candidate genes associated with cattle health using GWAS, fine mapping, and analyses of multi-tissue transcriptome data..

Whole-genome homozygosity mapping reveals candidate regions affecting bull fertility in US Holstein cattle

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This study evaluated the association between runs of homozygosity and male fertility in dairy cattle. Notably, runs of homozygosity were more prevalent in low- fertility compared to high-fertility Holstein bulls, sug- gesting that inbreeding and increased homozygosity have a negative impact on dairy bull fertility.

Integrating RNA-Seq with GWAS reveals novel insights into the molecular mechanism underpinning ketosis in cattle

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Integrating sequence-based GWAS and RNA-Seq provides novel insights into the genetic basis of mastitis and milk production in dairy cattle. RNA-seq analysis of differential gene expression in liver from lactating dairy cows divergent in negative energy balance. Gene co- expression analysis for functional classification and gene-disease predictions.. A gene co-expression network-based analysis of multiple brain tissues reveals novel genes and molecular pathways underlying major depression.

Influence of mastitis and repeat breeding incidence on participation in the animal insurance program for dairy farmers in Ba Vi, Hanoi, Vietnam

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Characterisation of the repeat breeding syndrome in Swedish dairy cattle. Milk production on smallholder dairy cattle farms in southern Vietnam. Journal of Veterinary Medical Science. Asian Journal of Agricultural Extension, Economics and Sociology. Journal of Dairy Science. Prevalence of subclinical mastitis and isolated udder pathogens in dairy cows in Southern Vietnam.. Journal of Clinical Microbiology. Poor farmers to be supported with up to 90 per cent of agricultural insurance

Genome-wide association analysis identified both RNA-seq and DNA variants associated to paratuberculosis in Canadian Holstein cattle ‘in vitro’ experimentally infected macrophages

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The Canadian dairy industry is aware of the importance of considering genetic resistance to MAP infection. The importance of defining JD- associated markers having a significant variance effect on the trait is a challenge because of the limited study sample size, high linkage disequilibrium in dairy cattle, and the disease’s low heritability.

Transcriptomic profiling of adipose tissue inflammation, remodeling, and lipid metabolism in periparturient dairy cows (Bos taurus)

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Impact of the severity of negative energy balance on gene expression in the subcutaneous adipose tissue of periparturient primiparous Holstein dairy cows: identification of potential novel metabolic signals for the reproductive system. A dynamic, mechanistic model of metabolism in adipose tissue of lactating dairy cattle. a negative acute-phase protein linked to adipose tissue function in periparturient dairy cows.

Analyses of inter-individual variations of sperm DNA methylation and their potential implications in cattle

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Functional annotation of the cattle genome through systematic discovery and characterization of chromatin states and butyrate-induced variations. Genome variants associated with RNA splicing variations in bovine are extensively shared between tissues. Overlap between eQTL and QTL associated with production traits and fertility in dairy cattle.. Sugar-coated sperm: unraveling the functions of the mammalian sperm glycocalyx.

Genome-wide association study of milk and reproductive traits in dual-purpose Xinjiang Brown cattle

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Quantitative trait loci affecting calving traits in Danish Holstein cattle. Need for sharp phenotypes in QTL detection for calving traits in dairy cattle. Genome scan detects quantitative trait loci affecting female fertility traits in Danish and Swedish Holstein cattle. A genome scan for quantitative trait loci influencing carcass, postnatal growth and reproductive traits in commercial Angus cattle. Zhang CL, Yuan J, Wang Q, Wang YH, Fang XT, Lei CZ, et al.

Genotype-by-environment interaction in Holstein heifer fertility traits using singlestep genomic reaction norm models

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Genetic component of heat stress in dairy cattle, development of heat index function. Dairy cow reproduction under the influence of heat stress. Effect of heat stress on pregnancy rates of crossbred dairy cattle in Terai region of Uttarakhand, India. Impact of heat stress on conception rate of dairy cows in the moderate climate considering different temperature – humidity index thresholds, periods relative to breeding, and heat load indices.

Protein acetylation in mitochondria plays critical functions in the pathogenesis of fatty liver disease

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Little is known about the pathogenesis of peri- natal fatty liver in dairy cows [15]. This study reveals a com- prehensive acetylome profiling of fatty liver disease in dairy cattle and identifies potential biomarkers based on protein acetylation level. These results provide a strong foundation for further understanding of important pro- tein regulatory targets in the development of NALFD in human beings and/or animals..

Assessing genomic diversity and signatures of selection in Original Braunvieh cattle using whole-genome sequencing data

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Positional candidate cloning of a QTL in dairy cattle: identification of a missense mutation in the bovine DGAT1 gene with major effect on milk yield and composition. Winter A, Kramer W, Werner FAO, Kollers S, Kata S, Durstewitz G, et al.. Molecular dissection of a quantitative trait locus: a phenylalanine-to-tyrosine substitution in the transmembrane domain of the bovine growth hormone receptor is associated with a major effect on milk yield and composition..

Identification of loci associated with conception rate in primiparous Holstein cows

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A review of the causes of poor fertility in high milk producing dairy cows. Discovery of single nucleotide polymorphisms in candidate genes associated with fertility and production traits in Holstein cattle. Validation of 40 loci associated with fertility in dairy cattle. The molecular evolution of the p120-catenin subfamily and its functional associations. Loci and pathways associated with uterine capacity for pregnancy and fertility in beef cattle.

Autosomal recessive loci contribute significantly to quantitative variation of male fertility in a dairy cattle population

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De novo assembly of the cattle reference genome with single-molecule sequencing.. https://doi.org/10.1038/ng.806.. doi.org . https://doi.org/10.1016/j.jmb . https://doi.org/10.1038/

Concordance rate between copy number variants detected using either high- or medium-density single nucleotide polymorphism genotype panels and the potential of imputing copy number variants from flanking high density single nucleotide polymorphism haplotypes in cattle

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Genome-wide identification of copy number variation using high-density single nucleotide polymorphism array in Japanese black cattle. Characterisation of copy number variants in a large multi- breed population of beef and dairy cattle high-density single nucleotide polymorphism genotype data. Comparative analyses of seven algorithms for copy number variant identification from single nucleotide polymorphism arrays.

Functional and population genetic features of copy number variations in two dairy cattle populations

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This region was reported to have a large number deletion and duplication calls by other cattle CNV studies based on UMD3.1, regardless of the studied breeds . From the outside to the inside of the external circle: chromosome name. Nextly, gene ontology analyses were performed to understand the functions of the genes that overlap with CNVRs. of the 700 CNVRs were categorized as common, inter- mediate, and rare CNVRs, respectively..

Genome-wide methylation and transcriptome of blood neutrophils reveal the roles of DNA methylation in affecting transcription of protein-coding genes and miRNAs in E. coli-infected mastitis cows

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Twenty-nine genes were found in methylation and transcription data, among which seven genes ’ promoter methylation levels were negatively correlated with expression levels, and 11 genes were differentially methylated in the exon regions. coli -induced mastitis, thereby helping explain the function of DNA methylation in the pathogenesis of mastitis and provided new target genes and epigenetic markers for mastitis resistance breeding in dairy cattle..

Effect of recent and ancient inbreeding on production and fertility traits in Canadian Holsteins

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Effect of genomic selection on rate of inbreeding and coancestry and effective population size of Holstein and Jersey cattle populations. https://doi.org/10.3168/jds . The genetics of inbreeding depression. https://doi.org/10.1038/nrg2664.. The genetic basis of inbreeding depression.. https://doi.org/10.1017/S . The effects of inbreeding on the lifetime performance of dairy cattle. https://doi.. org/10.3168/jds.S .

Genomic selection for non-key traits in radiata pine when the documented pedigree is corrected using DNA marker information

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Genomic selection in dairy cattle: Integration of DNA testing into breeding programs. Genomic selection in forest tree breeding.. genomic selection in dairy cattle: Progress and challenges. Expected benefit of genomic selection over forward selection in conifer breeding and deployment. Extension of the Bayesian alphabet for genomic selection. A comparison of genomic selection models across time in interior spruce (Picea engelmannii x glauca) using unordered SNP imputation methods..

Bias in estimates of variance components in populations undergoing genomic selection: A simulation study

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Short communication: genomic prediction using different single-step methods in the Finnish red dairy cattle population. Comparing estimates of genetic variance across different relationship models. Inferring the trajectory of genetic variance in the course of artificial selection. Extension of the bayesian alphabet for genomic selection