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Haplogroup Classification of Korean Cattle Breeds Based on Sequence Variations of mtDNA Control Region
Haplogroup mtDNA Control Region Korean Cattle Breed Phylogenetic Tree
2016/5/20
Many studies have reported the frequency and distribution of haplogroups among various cattle breeds for verification of their origins and genetic diversity. In this study, 318 complete sequences of t...
Effects of Rice Bran, Flax Seed, and Sunflower Seed on Growth Performance, Carcass Characteristics, Fatty Acid Composition, Free Amino Acid and Peptide Contents, and Sensory Evaluations of Native Korean Cattle (Hanwoo)
Flax Seed Methionine Glutamic Acid α-Aminoadipic Acid Sensory Evaluations Hanwoo
2016/5/19
This study was conducted to evaluate the effect of dietary supplementation with rice bran, flax seed, or sunflower seed to finishing native Korean cattle (Hanwoo) on growth performances, carcass chara...
Comparison of Carcass and Sensory Traits and Free Amino Acid Contents among Quality Grades in Loin and Rump of Korean Cattle Steer
Korean Cattle Steers Carcass Traits Quality Grades Loin Rump
2016/5/19
This study was performed to compare carcass traits, sensory characteristics, physiochemical composition, and contents of nucleotides, collagen, and free amino acids among quality grades (QG) and to un...
Effects of Castration on Expression of Lipid Metabolism Genes in the Liver of Korean Cattle
Korean Cattle Liver Bulls Steers Gene Expression
2016/5/17
Castration induces the accumulation of body fat and deposition of intramuscular fat in Korean cattle, resulting in improved beef quality. However, little is known about the metabolic adaptations in th...
Association of DNA Methylation Levels with Tissue-specific Expression of Adipogenic and Lipogenic Genes in Longissimus dorsi Muscle of Korean Cattle
Adipogenesis DNA Methylation Intramuscular Fat Korean Cattle
2016/5/17
Epigenetic factors, such as DNA methylation status, may regulate adipogenesis and lipogenesis, thus affecting intramuscular fat (IMF) deposition in longissimus dorsi muscle (LM) of beef cattle. In Kor...
Identification of Exonic Nucleotide Variants of the Thyroid Hormone Responsive Protein Gene Associated with Carcass Traits and Fatty Acid Composition in Korean Cattle
Thyroid Hormone Responsive Protein (THRSP) Gene Unsaturated Fatty Acid SNP Beef Flavor Korean Cattle
2016/5/17
The thyroid hormone responsive protein (THRSP) gene is a functional gene that can be used to indicate the fatty acid compositions. This study investigates the relationships of exonic single nucleotide...
Genome-wide Association Study for Warner-Bratzler Shear Force and Sensory Traits in Hanwoo (Korean Cattle)
Genome-wide Association Study Warner-Bratzler Shear Force Sensory Traits Hanwoo Beef
2016/5/17
Significant SNPs associated with Warner-Bratzler (WB) shear force and sensory traits were confirmed for Hanwoo beef (Korean cattle). A Bonferroni-corrected genome-wide significant association (p<1.3×1...
Genetic Polymorphisms of the Bovine NOV Gene Are Significantly Associated with Carcass Traits in Korean Cattle
Single Nucleotide Polymorphism Carcass Weight Back Fat Thickness Korean Cattle
2016/5/11
The objective of this study was to investigate single nucleotide polymorphisms (SNPs) in the bovine nephroblastoma overexpressed (NOV) gene and to evaluate whether these polymorphisms affect carcass t...
mtDNA Diversity and Phylogenetic State of Korean Cattle Breed, Chikso
Phylogenetic Analysis Chikso Haplotype mtDNA Cytochrome
2016/5/11
In order to analyze the genetic diversity and phylogenetic status of the Korean Chikso breed, we determined sequences of mtDNA cytochrome b (cyt b) gene and performed phylogenetic analysis using 239 i...
Evaluation of BTA1 and BTA5 QTL Regions for Growth and Carcass Traits in American and Korean Cattle
Quantitative Trait Loci Microsatellite Markers SNPs Carcass Traits
2016/5/10
Previously identified QTL regions on BTA1 and BTA5 were investigated to validate the QTL regions and to identify candidate genes for growth and carcass traits in commercial cattle populations from the...
Effect of Population Reduction on mtDNA Diversity and Demographic History of Korean Cattle Populations
Cattle Mitochondrial DNA Genetic Diversity Population Expansion
2016/5/10
The population sizes of three Korean indigenous cattle populations have been drastically reduced over the past decades. In this study, we examined the extent to which reduction in populations influenc...
Identification of the SNP (Single Nucleotide Polymorphism) for Fatty Acid Composition Associated with Beef Flavor-related FABP4 (Fatty Acid Binding Protein 4) in Korean Cattle
Fatty Acid Binding Protein 4 (FABP4) Korean Cattle Unsaturated Fatty Acid Haplotype Beef Flavor
2016/5/10
In this study, we investigated the relationship between unsaturated fatty acids influencing beef flavor and four types of SNPs (c.280A>G, c.388G>A, c.408G>C and c.456A>G) located at exon 2, 3 and 4 of...
Identification of Candidate Genes Associated with Beef Marbling Using QTL and Pathway Analysis in Hanwoo (Korean Cattle)
Hanwoo Marbling QTL Fine Mapping
2016/5/9
Marbling from intramuscular fat is an important trait of meat quality and has an economic benefit for the beef industry. Quantitative trait loci (QTL) fine mapping was performed to identify the marbli...
Linkage Disequilibrium and Effective Population Size in Hanwoo Korean Cattle
Linkage Disequilibrium (LD) Effective Population Size (Ne) Hanwoo
2016/5/9
This study presents a linkage disequilibrium (LD) analysis and effective population size (Ne) for the entire Hanwoo Korean cattle genome, which is the first LD map and effective population size estima...
Identification of the SNP (Single Necleotide Polymorphism) of the Stearoyl-CoA Desaturase (SCD) Associated with Unsaturated Fatty Acid in Hanwoo (Korean Cattle)
Hanwoo Unsaturated Fatty Acid Stearoyl-CoA Desaturase(SCD) Haplotype Beef Flavor
2016/5/6
Fatty acid composition of beef intramuscular tissue is an important trait because high proportions of mono-unsaturated fatty acid are related to favorable beef flavor. In this study, we investigated t...