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Bovine SNP50K BeadChip을 이용한 강원지역 한우의 연관불평형 분석
홍민욱,최소영,김훈,양송이,곽경록,김종복,이성진 강원대학교 동물생명과학연구소(구 강원대학교 동물자원공동연구소) 2017 동물자원연구 Vol.28 No.2
This study was conducted with DNA chip analysis to investigate genotypes of SNPs in genome wide association (GWA) of Korean native cattle (Hanwoo) in Gangwon region and extent of linkage disequilibrium (LD) among SNP markers. Genomic DNA for genotyping was extracted from the tissue samples of Hanwoo steers (n=139). A total of 54,609 SNPs were screened using Bovine SNP50K BeadChip. The filtering resulted in 35,769 useful SNPs, which were used for LD analysis. The total length of the SNP markers used in the analysis was 2499.26 Mb, the mean of minor allele frequency was 0.273 and the average interval distances of adjacent SNP markers by each chromosome was 60 to 82 Kb in GWA. The results of this study which confirmed by using Hanwoo steer in Gangwon, showed a pattern similar to previously reported studies for Hanwoo. Greater than 0.2 of LD value (r2) observed 34 percentage at adjacent SNP markers within 50 Kb. Also graph showed an exponential trend the decay of LD with physical distance. When the decay of r2 with a distance was plotted separately for each chromosome, the average r2 values were lower than 0.2 on BTA 13, 15, 19, 23, 25, 28, and 29 in the less than 40 Kb when compared to all other chromosomes. Therefore this study could be utilized as baseline data using genetic improvement, helpful in a genetic breeding system for Gangwon Hanwoo.
이창수,홍민욱,임정희 강릉대학교 동해안지역연구소 2000 東海岸硏究 Vol.11 No.2
The purpose of this case is to construct the electronic commerce site of Kangwon Wood Industry Inc. in Sockcho City at Kangwondo. The major products of Kangwon Wood Industry Inc. are furniture, for example, bed, desk, table, and so on. The company want to enlarge its business opportunity to e-business, so it needs to establish the shopping mall. The shopping mall site has the menu of membership, order, view the products, cart, dispatching, administration mode, classification of products, registration of products, order list for administrator, bulletin board. One can see this site on http://tudori.kangnung.ac.kr/source/.