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Production traits


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Runs of homozygosity analysis reveals consensus homozygous regions affecting production traits in Chinese Simmental beef cattle

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Furthermore, using Fisher ’ s exact test, we found 101 regions were associated with production traits by comparing high groups with low groups in terms of production traits. Of those, we identified several significant regions for production traits (P <. Conclusions: Our study explored ROH patterns and their potential associations with production traits in beef cattle..

Genome-wide copy number variant analysis reveals variants associated with 10 diverse production traits in Holstein cattle

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The CNV were used for GWAS analysis of 10 important production traits of 473 cattle related to feed intake, milk quality, and female fertility, as well as 2 composite traits of net merit and productive life. 0.05 after false discovery rate correction) with at least one of the 10 phenotypes.

Overlap between eQTL and QTL associated with production traits and fertility in dairy cattle

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The intervals with the highest correlations between local GEBV and gene expression included many inter- vals with very small effects on the milk production traits and fertility. Table 5 shows the number of top300 and random300 intervals containing eQTL, containing variants corre- lated with the local GEBV of the interval and having a significant correlation between the local GEBV of the interval and gene expression.

Genome-wide association studies targeting the yield of extraembryonic fluid and production traits in Russian White chickens

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Genome-wide association studies targeting the yield of extraembryonic fluid and. production traits in Russian White chickens. Results: We undertook genome-wide association studies (GWASs) for eight performance traits using single nucleotide polymorphism (SNP) genotyping of 146 birds and an Illumina 60KBeadChip.

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

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Correlation between GH gene polymorphism of the 5~(th) exon AluI site and early growth traits in Xinjiang Brown cattle. Yuan LL, Hang JZ, Hua MZ, Xia JL, Qing JF, Xin ST, et al. Genetic effect analysis of SNPs from 6 genes on SCS and milk production traits in Xinjiang Brown cattle. Sheng CJ, Yang Z, Wei YS, Fang CZ, Hong CL, Sheng TY, et al. Confirmation and refinement of a QTL on BTA5 affecting milk production traits in the Fleckvieh dual purpose cattle breed.

Array CGH-based detection of CNV regions and their potential association with reproduction and other economic traits in Holsteins

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Genome-wide CNV analysis reveals variants associated with growth traits in Bos indicus.. associated effects of copy number variants on economically important traits in Spanish Holstein dairy cattle. Genome wide CNV analysis reveals additional variants associated with milk production traits in Holsteins. Genome-wide copy number variant analysis reveals variants associated with 10 diverse production traits in Holstein cattle.

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

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Similarly, most of the QTLs identified were associated with milk production traits as most of the QTLs overlapped between the two genetic terms. 5 Percentage of the intercept and slope genetic variances explained by a sliding window of 20 SNPs for three fertility traits, which were estimated under scenario one of prop-EG. 6 Percentages of the intercept and slope genetic variances explained by a sliding window of 20 SNPs for three traits, which were estimated under scenario two of prop-EG. and in

Novel association between GnRHR gene and growth traits in awassi and karakul sheep

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Despite the reported remarkable association between the GnRHR sequences and several production traits in sheep (Sun et al., 2008), the associations between GnRHR polymorphism and growth traits in sheep have not been reported yet.

Multi-trait meta-analyses reveal 25 quantitative trait loci for economically important traits in Brown Swiss cattle

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The 99-trait meta-analysis enabled us to distinguish between two neighboring QTL on BTA6: a QTL at BTA associated with milk production traits and a QTL at BTA associated with mammary gland morphology and milking speed (Additional file 3: Figure S2). Compared to the trait-cat meta-analyses, the lead SNPs of the 99-trait meta-analysis differed for two QTL on BTA6 and one QTL on BTA14.

Identification of selection signatures involved in performance traits in a paternal broiler line

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Polymorphisms of the pro- opiomelanocortin and agouti-related protein genes and their association with chicken production traits. Variation at the insulin-like growth factor 1 gene and its association with body weight traits in the chicken. Identification of a single nucleotide polymorphism of the insulin-like growth factor binding protein 2 gene and its association with growth and body composition traits in the chicken.

Validation of 46 loci associated with female fertility traits in cattle

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Discovery of single nucleotide polymorphisms in candidate genes associated with fertility and production traits in Holstein cattle. Trend in heifer conception rate for Holstein or red &. Differentially expressed genes in endometrium and corpus luteum of Holstein cows selected for high and low fertility are enriched for sequence variants associated with fertility. A haplotype map of the human genome. The structure of haplotype blocks in the human genome.

Genome-wide association studies of fertility and calving traits in Brown Swiss cattle using imputed whole-genome sequences

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A genome-wide association study using international breeding-evaluation data identifies major loci affecting production traits and stature in the Brown Swiss cattle breed. A novel maternally expressed gene, ATP10C, encodes a putative aminophospholipid translocase associated with Angelman syndrome

Residual feed intake: A limiting economic factor for selection in poultry breeding programs

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Similarly, a moderate relationship between RFI and both FCR and feed intake was found, but it was inde- pendent of production traits (Case et al., 2012. Kennedy et al., 1993).. FCR and RFI are used (Yuan et al., 2015).

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

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HVMRs were associated with QTLs of reproduction traits To explore the relationship between HVMRs in sperm and complex traits, we first examined the QTL regions of six categories of traits (n = 232) (Exterior, health, Meat, milk, production and reproduction traits) from the Cattle QTL database (https://www.animalgenome.. While hyper-CMRs were highly associated with a range of complex traits such as milk production traits, non- return rate and calving ease (CE) (Fig.

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

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The objectives of this study were to 1) estimate the ef- fect of inbreeding on production and fertility traits in Canadian Holsteins using pedigree and genomic infor- mation.

Identification of candidate genomic regions for chicken egg number traits based on genome-wide association study

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This means that SNPs with P values below are considered and may be associated with egg number traits.. ensembl.org/index.html) databases. In addition, regions within 100 kb of a candidate SNP were searched for previously reported QTLs with egg number, egg production or reproductive traits in the chicken QTL database (https://www.animalgenome.org/. The online version contains supplementary material available at https://doi.. org/10.1186/s . Genome-wide SNPs associated with egg number traits..

Polygenic and sex specific architecture for two maturation traits in farmed Atlantic salmon

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The results represent a de- tailed view of the genomic regions that explain variation in both traits, and provide key information for the design of selective breeding approaches to manage a substantial production challenge for the salmon farming industry.. Maturation in the freshwater environment (FMAT) was collected for 1867 progeny at 22 months by visual assessment for the emer- gence of secondary sexual characteristics.

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

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One of the fundamental goals of animal production is to profitably produce nutritious food for humans from healthy animals. Profitability of the dairy industry is in- fluenced by many factors, including production, reproduction, and animal health [1].

QTL mapping of volatile compound production in Saccharomyces cerevisiae during alcoholic fermentation

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The phenotypes of the parental strains are lo- cated within the population of segregants, indicating transgression for most traits, which can be explained by the presence of alleles with opposite impacts on these traits in the parental genomes.

Genetic architecture of quantitative traits in beef cattle revealed by genome wide association studies of imputed whole genome sequence variants: II: Carcass merit traits

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In: Proceedings of the World Congress on Genetics Applied to Livestock Production, Electronic, vol. Common SNPs explain a large proportion of the heritability for human height