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정미경,백정미,이정열,허용수,김창규,김종배,Chung, M.K.,Paik, J.M.,Lee, J.L.,Heo, Y.S.,Kim, C.K.,Kim, J.B. 대한생식의학회 1994 Clinical and Experimental Reproductive Medicine Vol.21 No.1
These studies were carried out to investigate the properties of H-Y antigen purified by immunoaffinity chromatography using monoclonal H-Y antibody. Immunoaffinity column was prepared by the coupling of monoclonal antibody to the Aminolink Coupling Gel. Murine testis supernatant was applied onto the column and eluted by O.lM glycine-HCl buffer and 31${\mu}g$ of H-Y Ag was eluted from one testis. Purified H-Y Ag strongly reacted with Con A and lentil from 6 different kinds of lectins tested, which may indicate that sugar moiety of H-Y Ag is composed of glucose, mannose and their derivatives. Con A-sepharose affinity column was used to purified H-Y Ag based on that H-Y Ag is glycoprotein. The fraction eluted by 0.2M Me-${\alpha}$-D-mannoside from the column loaded with murine testis supernatant was identified to be H-Y Ag by dot blot test. Molecular weight of the purified H-Y Ag was estimated by Sepharose G-75 gel filtration and SDS-PAGE, and showing that it was about 67,000 dalton. In fluorescence test, the ratio of XY embryos and XX embryos was 1:1.
신안군(新安郡) 낙도(落島)에서 발생(發生)한 괴질(怪疾)의 원인(原因)에 관한 역학적(疫學的) 조사(調査)(I)
김정순,허용,윤형렬,이원영,Kim, J.S.,Heo, Y.,Yoon, H.Y.,Lee, W.Y. 대한예방의학회 1989 Journal of Preventive Medicine and Public Health Vol.22 No.2
This is preliminary report on anthrax epidemic occurred in an island with about 100 residents. Since 1982 there had been sudden deaths among all kinds of domestic animals including cattle, dogs, ducks, chicken and goat but only a few among cats in an isolated island about three hours distance away by ferry boat from Mokpo city. From 1986 through 1988 nine human deaths and four patients occurred, which made the government intervene for investigation on June 25 1988. The epidemiological investigation consisted of interview survey and medical examination, medical record analysis, laboratory work to isolate the pathogens under the direction of hypothesis derived from the study and further confirmation of the pathogens by international institute. The summarized results are as followings: 1. According to the interview survey there were many deaths among domestic animals usually in cold and dry season such as January through March and September through November; 36 heads of cattle leaving one head, more than 40 hogs(all), hundreds of chicken leaving few alive, goats that had taken home from mountain and two or three cats out of around 40 had sudden deaths from 1982 till 1985, when the residents stopped to purchase and take them into the island anymore. Also there were eleven persons who had experienced the similar syndrome complex to those of admitted and expired patients and four of them revealed typical chest X-ray findings; from one of these four patients(Rho) B. anthracis is isolated. 2. Medical record on patients who had been admitted, showed common characteristics of the disease course. On admission they had either gastrointestinal or upper respiratory infection symptoms which invariably progressed to septicemic nature with pulmonary interstitial infiltration and mediastinal widening/bulging, and then to deadly acute respiratory distress syndrome. At the end stage chest X-ray revealed multiple bullous emphysema. One of another characteristics was oral ulceration with bleeding occurred in about 50% of the patients. Laboratory test results in common were leukocytosis with left shift and abnormal liver and kidney functions, particularly at the later stage of the illness. 3. Epidemiological characteristics was striking in that both mortality and incidence rates were high: the mortality rate was 8.7% average, male being three times higher than females but there was no distictive clustering by age group. The incidence rate for both sexes was 28.2% and there was no sex difference although a tendency of higher incidence among older ages was noticed. The highest mortality and incidence were observed in Won village where the first death of animal occurred and with the highest frequency among three villages of the island. 4. Among twelve bacilli species isolated from various specimens, two strains, one from patient and the other from soil where the recently died cow is hurried, were confirmed as B. anthracis by Pasteur Institute and CDC of USA(strain from soil). CDC reported that the strain did not produce capsule in bicarbonate media but reacted with the bacteriophage and one of five sera taken from the patients. Mode of transmission as well as incubation period of the agent has not been established yet, which needs further investigation in relation to the antigenic structure of the variant when it is confirmed.