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갈겨니(Zacco temminki)의 진화에 관한 연구 VII.갈겨니 2 Type의 Mitochondrial DNA변이
이혜영,양서영,백상기,박창신,유성림,이성근,Lee, Hei-Yung,Yang, Suh-Yung,Paik, Sang-Gi,Park, Chang-Shin,Yu, Sung-Lim,Lee, Sung-Keun 한국통합생물학회 1988 동물학회지 Vol.31 No.3
한국산 담수 어류인 갈겨니(Zacco temminki)는 형태적으로 동일하거나 전기영동법에 의한 s-Mdh에 2type(MM과 MS type)이 있음을 (1987)이 주장하였으며 2type간 유전적 차이 정도를 분석한 결과 자매종으로 밝힌바 있다. 본 연구에서는 상기 결과를 토대로 2type의 mtDNA를 4개 집단에서 추출하여 11가지 제한 요소로 처리한 다음 fragment양상을 비교 분석하였다. 갈겨니 mtDNA의 전 genome크기는 약 16.7Kb였으며 frabment homolgy(F)에서 MS type 간 F값은 0.464,MM type간 F값은 0.762로 높은 값을 나타냈다. 또한 MM과 MS 이형간 평균 F값은 0.312(0.258-0.345범위)로 동형간보다 낮은 유사성을 나타내고 있다. 집단 또는 type간 nucleotide sequence divergence(p)를 산출한 결과 MS type 간의 P=0.128에 비해 동형간의 P값은 0.045로 매우 낮은 mtDNA sequece 변이를 나타내었다. 그러나 이형간인 2type평균 P값은 0.195(0.177-0.226범위)로 차이를 나타냈다. 이와 같은 2type간의 차이는 isozyme연구 분석 결과와 일치하고 있어 갈겨니 2type간의 종분화를 확신시키는 새로운 자료가 되었다. Mitochondrial DNAs of two Mdh allelotypes of the dark chub, Z. temmincki inhabiting in Korean fresh water, were analysed. Samples of each type were collected from four populations, and the fragment patterns for mtdNA of each type were explained from 7 of the eleven restriction enzymes with hexanucleotide recognition site. Genome size was approximately 16.7 kilobases. The highly typical mtdNA fragments of each type were discovered in digestion profiles produced by Eco RI and Pst I enzyrnes. The comparisons of restriction fragment patterns and relative digestion maps permitted the estimation of fragment homology (F) and nucleotide sequence divergence(p). Between the two identical types, sequence divergence(p) was 0.128(MS), and 0.045(MM), ; between the two different types, 0.195 (range 0.177-0.226). These result may provide a distinct difference more than the value derived from allozyrne analysis, and a powerful new molecular approach for assessing genetic-evolutionary relationship among fishes.
무미류 수종의 자연집단에 있어서의 성비 조사(한국산 양서류의 성비에 관한 연구 1)
강영선,양서영,KANG, Yung-Sun,YANG, Suh-Yung 한국통합생물학회 1960 동물학회지 Vol.3 No.2
For the study on the sex ratio in natural populations of the different localities, the amphibian species were collected as the materials at the seven localities in Korea, and were obtained the following results. The sex ratios of each amphibian species suggest that each has it's own specific sex rations the following list. Rana nigromaculata H. : 109-39, Rana rugosa SCH. : 67.44, Rana temporaria coreana O. : 158.45, Hyla arborea japonica G. : 137.70. In Rana nigromaculata H. the average sex ratio was 109.39 as the above list, and its was reached statistically significant level according to the different localiies. The sex ratio was generally higher in the eastern area than that in the western area in this country. The sex ratio of the adult frogs of Rana nigromaculata H. was 135.18 , and it has a statistically significant level by each locality but the sex ratio of the younger frogs of the same species was 100.97 which was a little lower than that in the adult, and it was not laid at a significant level according to the localities. There is no doubt that the difference of sex ratios according to the localities was mainly due to the different ratios of the adult frogs which were effected on the constitution of sex by environmental factors in each locality.
김영진,김종순,양서영 ( Yung Jin Kim,Jong Soon Kim,Suh Yung Yang ) 한국유전학회 1985 Genes & Genomics Vol.7 No.3
In order to study the genetic structure and gene frequencies in Korean population, 200 liver and 400 blood samples were screened for 6-PGD, IDH, LDH, MDH, SDH, and α-GPD belonging to oxidoreductase. In six kinds of enzymes studied, 6 PGD and MDH-m were polymorphic and the rest were monomorphic. The gene frequency at 6-PGD-A and 6-PGD-C in liver and blood was 0.910 and 0.090, 0.915 and 0.085, respectively. In the genetic structure of MDH, only one MDH-m variant was observed among 200 liver samples.