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The rs196952262 Polymorphism of the AGPAT5 Gene is Associated with Meat Quality in Berkshire Pigs
Woo Bum Park,Sang Mi An,Go Eun Yu,Seulgi Kwon,Jung Hye Hwang,Da Hye Park,Deok Gyeong Kang,Tae Wan Kim. Hwa Chun Park1. Jeongim Ha*.,Chul Wook Kim* 한국축산식품학회 2017 한국축산식품학회지 Vol.37 No.6
High-quality meat is of great economic importance to the pig industry. The 1-acylglycerol-3- phosphate-O-acyltransferase 5 (AGPAT5) enzyme converts lysophosphatidic acid to phosphatidic acid in the mitochondrial membrane. In this study, we found that the porcine AGPAT5 gene was highly expressed in muscle tissue, influencing meat characteristics, and we also identified a non-synonymous single-nucleotide polymorphism (nsSNP) (rs196952262, c.673 A>G) in the gene, associated with a change of isoleucine 225 to valine. The presence of this nsSNP was significantly associated with meat color (lightness), lower cooking loss, and lower carcass temperatures 1, 4, and 12 h after slaughter (items T1, T4, and T12 on the recognized quality scale, respectively), and tended to increase backfat thickness and the waterholding capacity. These results suggest that nsSNP (c.673A>G) of the AGPAT5 gene is a potential genetic marker of high meat quality in pigs.
결합조직형성 법랑모세포종의 방사선학적 소견 : 증례보고 3례
최다혜,허경회,문제운,이원진,허민석,이삼선,최순철,박관수 대한구강악안면방사선학회 2006 Imaging Science in Dentistry Vol.37 No.1
Desmoplastic ameloblastoma is a rare histologic variant of ameloblastoma. It shows important differences in anatomic distribution, histologic appearance, and radiographic findings compared with the general type of ameloblastoma. It is histologically characterized by an abundance of densely collagenous stroma and radiographically a mixed radiolucent-radiopaque lesion. We present three cases of desmoplastic ameloblastoma. All the patients complained on buccal swelling with or without pain and the sites of occurrence were the anterior and the premolar region. Plain radiographs showed mixed radiopaque-radiolucent lesion with ill-defined or diffuse sclerotic margin and no external root resorption. Additionally, CT scans revealed buccal expansion and relatively well-defined margin of the lesions. The clinical and radiographic features of the presented cases were compared with those of the desmoplastic ameloblastoma in the previous literatures. (Korean J Oral Maxillofac Radiol 2006; 36 : 63-8)
The detecion of African swine fever virus via hair plucking: An alternative non-invasive approach
Chae-Rin Park(Chae-Rin Park),Tae-Young Suh(Tae-Young Suh),Da-Hye Yi(Da-Hye Yi),Soo-Kyoung Lee(Soo-Kyoung Lee),Seong-Keun Hong(Seong-Keun Hong),Ki-Hyun Cho(Ki-Hyun Cho),Jee-Yong Park(Jee-Yong Park),Yon 한국예방수의학회 2022 한국예방수의학회 학술대회자료집 Vol.2022 No.-
Da-Hye Shin,Hye-Mi Park,Chan-Seong Jeong,Sang-Hwan Kim 한국수정란이식학회 2016 한국수정란이식학회 학술대회 Vol.2016 No.10
The tyrosinase (TYR) genes have been accepted as major genes involved in the plumage pigmentation of chickens. Tyrosinase (TYR) gene is located on chromosome 1 in chicken and it is composed of five exons and four introns. TYR gene is described as a key enzyme in melanin biosynthesis. Especially, most examples of color patterns in chicken have been due to differential in the tyrosinase gene. This study was conducted to the association of feather color and sequence polymorphism in the Tyrosinase(TYR) gene was investigated using Korean native chickens(red plumage, red-line plumage, Ogol = KNC) and white leghorn(WL). From WL and KNC breed analyses, 232 differential SNPs were detected in 4th exon and 4th intron of TYR gene respectively. The genotype frequencies for 50 SNPs were compared between KCR, KCRD and KCO represented homozygous SNP types in all the analyzed SNP positions while KNC displayed various SNP types. In this study, we conclude that the variation of a wild type sequence in intron 4 of the tyrosinase gene is pigmentation of the original native chickens in korean. This work was supported by a grant from the “Livestock Preservation of Genetic Resources", Rural Development Administration, Republic of Korea.
Hye-Mi Park,Da-Hye Shin,Sang-Hwan Kim,Chan-Seong Jeong 한국수정란이식학회 2016 한국수정란이식학회 학술대회 Vol.2016 No.10
This study was conducted to evaluate the genetic distances and specific DNA makers by the randomly amplified polymorphic DNA (RAPD)-PCR method for the Korean native chickens(red plumage, red-line plumage, Ogol) and white leghorn. Genomic DNA was extracted from plumage from chickens after they were slaughtered. The extracted DNA was observed by nano-spectrometer. RAPD analysis was performed using 13 different primers. Statistical analysis was made for the estimation of the genetic distance among the chicken’s and the cluster tree was drawn by using MEGA 5.05 software. Genetic relations among them were determined by RAPD analysis. The polymorphic bands were observed 72% and the rest of 28% was monomorpic. The largest genetic distance (2.266) was found between the native chickens(red, red-line) and the ogol chickens by UPGMAP method and the closest distance was observed between the ogol in korean chickens as expected. The highest genetic distance between them was estimated 2.266 and in the dendrogram analysis, among I and II within cluster II, most of the ogol chickens were in IIB, indicating the expression of the ogol color could be due to original and the ancestral genetic crossing. Thus, this genetic distance can be useful as the differential genomic information in the normal(red plumage, red-line plumage) and ogol of korean native chickens. This work was supported by a grant from the “Livestock Preservation of Genetic Resources", Rural Development Administration, Republic of Korea.
Effects of LEP, GYS1, MYOD1, and MYF5 polymorphisms on pig economic traits
Park, Sang-Je,Ha, Jeongim,Kim, Il-Suk,Kwon, Seul Gi,Hwang, Jung Hye,Park, Da Hye,Kang, Deok Gyeong,Kim, Tae Wan,Kim, Sam Woong,Kim, Chul Wook Walter de Gruyter GmbH 2015 Annals of animal science Vol.15 No.3
<B>Abstract</B><P> In the present study, we examined the effect of single nucleotide polymorphisms (SNPs) of leptin (LEP), skeletal muscle glycogen synthase (GYS1), myogenic differentiation 1 (MYOD1), and myogenic factor 5 (MYF5) genes on economic trait association in pigs. LEP/HindIII, MYOD1/DdeI, MYF5/FokI, and GYS1/FokI genotypes were identified by polymerase chain reaction-restriction fragment length polymorphism (PCR-RFLP) from 466 pigs comprised of Duroc, Landrace and Yorkshire breeds. The LEP/HindIII polymorphism differed significantly with respect to average daily gain (ADG) in Duroc pigs (P<0.05). However, the GYS1/FokI polymorphism was not significantly associated with any trait. The MYOD1/DdeI polymorphism was significantly associated with both ADG and meat percentage (MP) in Duroc pigs, and ADG, backfat thickness (BFT) and feed efficiency (FE) in Landrace pigs, whereas the MYOD1/DdeI polymorphism was not significantly associated with any trait in Yorkshire pigs. In addition, the MYF5/FokI polymorphism revealed a close relationship with ADG in Duroc pigs. In conclusion, we believe that the SNPs within LEP, MYOD1 and MYF5 in certain pig breeds play important roles as potential genetic markers for economic traits of pigs.</P>