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독사 교상후 발생한 전신적 합병증 - 혈액학적 합병증과 신경학적 합병증을 중심으로 -
박은정,윤상규,안정환,최상천,김기운,민영기,이국종,정호성,정윤석,Park, Eun-Jung,Yoon, Sang-Kyu,Ahn, Jung-Hwan,Choi, Sang-Cheon,Kim, Gi-Woon,Min, Young-Gi,Lee, Kuk-Jong,Jung, Ho-Sung,Jung, Yoon-Seok 대한임상독성학회 2009 대한임상독성학회지 Vol.7 No.2
Purpose: This study explored and evaluated the systemic complications resulting from the bite of Korean venomous snake, focussing on hematologic and neurologic features. Methods: Medical records (demographic data, clinical measurements including laboratory results, severity score, and amount of antidote administration, and hospitalization course) of consecutive patients who presented with snakebites to two university teaching hospital during a 10-year period were retrospectively reviewed. Subgroup analysis was conducted for evaluations of anti-acetylcholine esterase administration in complicated victims. Results: The 170 patients displayed occurrence rates of hematologic and neurologic complications of 12.9% and 20.6%, respectively. Among 22 patients with hematologic complications, isolated thrombocytopenia was evident in eight patients (36.4%), prothrombin time (PT) / activated partial thromboplastin time (aPTT) prolongation in 11 patients (50.0%), and both in three patients (13.6%). The mean time to recovery was $4.5{\pm}1.8$ days for isolated thrombocytopenia, and $5.1{\pm}1.8$ days for PT and aPTT prolongation. Hematologic complications could occur suddenly 1?4 days after hospitalization. Among 35 patients with neurologic complications, dizziness was evident in 16 patients (45.7%), and diplopia / blurred vision in 19 patients (54.3%). The mean time to recovery was $3.4{\pm}0.6$ days in patients receiving anti-acetylcholine esterase and $6.9{\pm}1.8$ days in those not receiving anti-acetylcholine esterase (p=0.00). Conclusion: Occurrence rates of hematologic and neurologic complications following venomous snake bite differed as compared to other studies conducted in Korea. Onset of hematologic complications can occur rapidly days after admittance. Anti-acetylcholine esterase administration may be effective in treating neurologic complications.
조각자(주엽) 나무의 생리활성물질 Gleditschia이 비육돈육의 이화학적 성상에 미치는 영향
서종립,허정호,정명호,조명희,이국천,김국헌,하대식,류재두,김충희,김곤섭,김의경,김종수,Seo, Jong-Lip,Heo, Jung-Ho,Jung, Myung-Ho,Cho, Myung-Heui,Lee, Kuk-Cheon,Kim, Kuk-Hun,Hah, Dae-Shik,Ryu, Jae-Doo,Kim, Chung-Hui,Kim, Gon-Sup,Kim, Eui-Gy 대한수의학회 2005 大韓獸醫學會誌 Vol.45 No.4
The effects of dietary Gleditschia on fatty acid composition, lipid oxidation, and pork quality were investigated. Pigs (n=40) were fed a diet containing 0, 0.1, 0.2, 0.4, and 1% Gleditschia for 14 weeks and slaughtered at 110 kg average. The longissimus throracis et lumborum muscle was collected at 24 hr postmortem. Pork loin chops (3 cm thick) were packaged aerobically and stored at $4^{\circ}C$ for 7 days. Samples were analyzed for fatty acid composition, ultimate pH, thiobarbituric acid-reactive substance (TBARS), color ($L^*$, $a^*$, $b^*$), drip loss and water-holding capacity. There was no significant difference of moisture and crude fat percent in between treatment and control group, and the color stability of pork loin better in all treat groups was more improved during cold storage. The change of pH was significantly increased (p<0.05) in 0.2, 0.4, 1% treatment groups compare to the control group. Water-holding capacity of pig loins was significantly higher (p<0.05) in all treat groups than in control group; 0.2% treat group was the highest in the water holding capacity followed by 0.4, 1, and 0.1% treat groups. Less drip loss of pig loin was observed with samples from Gleditschia-fed pigs except 1% treat group. Unsaturated fatty acid were tend to be decreased and saturated fatty acid were tend to be increased in Gleditschia-treated group. Thiobarbituric acid-reactive substance value of control was significantly higher than that of the Gleditschia-fed group (p<0.05).
T-2 toxin을 투여한 닭에서 Comet assay 방법을 이용한 DNA 손상 평가와 독성
하대식(Dae Sik Hah),허정호(Jung Ho Heo),이국천(Kuk Cheon Lee),조명희(Myung Heui Cho),김국헌(Kuk Hun Kim),김충희(Chung Hui Kim),류재두(Jae Du Lue),이승환(Seung Hwan Lee),김곤섭(Gon Sup Kim),김의경(Eui Gyung Kim),김종수(Jong Shu Kim) 한국독성학회 2006 Toxicological Research Vol.22 No.2
This study was designed to evaluate the possible DNA damaging effects of T-2 toxin using an alkaline single cell gel electrophoresis (SCGE) comet assay and also to investigate toxic effects in chickens. A total of 20 chickens were used in these experiments. Graded concentrations of dietary T-2 toxin (0, 4, 8, and 16 ㎍/g of diet) were given to groups of 5 broiler chickens. In comet assay, The DNA damage was analysed by the tail extent moment (TEM) and tail length (TL), which were used as markers of DNA strand breaks in SCGE. A significant dose-dependent increase in the extent of DNA migration as well as in the percentage of cells with tails was observed after treatment with T-2 toxin (P<0.05). Treatment with the low T-2 toxin (4 μ/g of diet) induced a relatively low level of DNA damage in comparison with the high T-2 toxin (16 μ/g of diet) group. The growth rate was significantly reduced by concentrations of 8, and 16 μ/g of diet (P < 0.05). The feed conversion ratio were significantly affected by any concentrations (P < 0.05). The relative weight of the spleen, and lung was decreased by the growth inhibitory concentrations. The bursa of Fabricius, thymus, and kidney were decreased in relative weight by concentrations of 16 μ/g of diet. The relative weight of the liver and heart were unaffected. The hemoglobin (Hb), hematocrit (HCT), and mean corpuscular hemoglobin (MCH) were decreased at concentration of 16 μ/g of diet. As compared with control chickens, there was no marked change in serum components except uric acid in T-2 treated chickens. All lymphoid tissues retained atrophic and lymphoid cell depletion throughout the three weeks trial.
박경태(Kyeung-Tae Park),윤대희(Dae-Hee Yoon),박광서(Kwang-Seo Park),김이국(Lee-Kuk Kim),박원주,이광식(Kwang-Sik Lee),이동인(Dong-In Lee) 한국조명·전기설비학회 2002 한국조명·전기설비학회 학술대회논문집 Vol.2002 No.-
In this paper the experiments of insulation characteristics by temperature change of SF6 gas and insulation characteristics about liquid SF6 in GIS(Gas Insulated Switchgear) were described. From this result, at low temperature, the breakdown voltage was increased with a drop of temperature and an increase of the inner pressure in GIS. The ability of insulation in liquid SF6 was higher than that of the highly pressurized SF6 gas.
경남 남부지방에서 사육 중인 송아지의 설사병에 관한 역학적 연구
허정호 ( Jung Ho Heo ),조명희 ( Myung Heui Cho ),이국천 ( Kuk Cheon Lee ),박미남 ( Mi Nam Park ),조은정 ( Eun Jeong Cho ),최만수 ( Man Su Choi ),김충희 ( Chung Hui Kim ),강정부 ( Joung Boo Kang ),김의경 ( Eui Kyung Kim ),김종수 ( 한국동물위생학회 2008 한국동물위생학회지 (KOJVS) Vol.31 No.3
The present study was conducted to investigate the epidemiological characteristics such as isolation rate and antimicrobial drug susceptibility of etiological agents. The specimens (stool or intestine) were collected from 319 calves with clinical diarrhea from 195 farms in Gyeongnam south area (Gosung, Tongyung, Hadong) from June 2005 to August 2006. The isolation rate of Salmonella spp was higher in summer (8.4%) than in winter (4.8%) and the average was 7.2% (23/319 head). Some of Salmonella spp isolated were resistant to penicillin, oxytetracycline, tetracycline, and cephalexin (>90%), but some of them were suscep-tible to norfloxacin, ciprofloxacin, sulfamethoxazole/trimethoprim and amikacin(>30%). There was no statistical difference in the isolation rate of Eimeria spp between summer(48.9%) and winter(42.3%). For the evaluation of infection level of Eimeria spp oocyst per gram of feces(OPG) was examined, and severe, moderate and light infection level were 11.9%, 12.5% and 22.3%, respectively. In the isolation rates of Eimeria spp the calves under 19 days was lowerthan those over 60 days, but there was not different among herd size.
경남 남부지방에서 송아지설사병 원인체 바이러스 검출 조사
허정호 ( Jung Ho Heo ),조명희 ( Myung Heui Cho ),이국천 ( Kuk Cheon Lee ),박미남 ( Mi Nam Park ),조은정 ( Eun Jeong Cho ),최만수 ( Man Su Choi ),김충희 ( Chung Hui Kim ),강정부 ( Joung Boo Kang ),김의경 ( Eui Kyung Kim ),김종수 ( 한국동물위생학회 2008 한국동물위생학회지 (KOJVS) Vol.31 No.3
Among calves` diseases, digestive diseases most frequently occur in Korea, and especially viral diarrhea is one of the most important diseases. This study was conducted to get some basic information for the control of the viral diarrhea in calves. The samples were obtained from 319 calves with clinical diarrhea from 195 farms in Gyeongnam south area (Gosung, Tongyung, Hadong) from June 2005 to August 2006. Viral detection was examined by polymerase chain reaction (PCR). Etiological viruses were detected from 171(53.6%) of 319 calves, and bovine rotavirus (BRV) were 130 (40.8%) and bovine viral diarrhea virus (BVDV) 41 (12.9%), and no coronavirus was confirmed. Statistical difference was found in BRV detection between summer (32.6%) and winter (57.7%). However there was no seasonal difference in BVDV. In detection rate of the calves under 19days, BRV was highest (55.1%), but BVDV lowest (5.1%). No big difference was in rate among herd size. However, BRV was lowest (26.8%) in the group over 51 heads, but BVDV was highest (19.5%) in the same.
최은혁(Eun-Hyeok Choi),최영길(Young-kil Choi),장승호(Seung-Ho Jang),최상태 (Sang-Tae Choi),우성훈(Sung-Hun Woo),김이국(Lee-Kuk Kim),이광식(Kwang-Sik Lee) 대한전기학회 2008 대한전기학회 학술대회 논문집 Vol.2008 No.5
현재 산업사회의 발달과 더불어 신뢰성 높은 양질의 전기에너지와 운전 및 보수의 간편화, 계통운용의 신뢰성의 확보가 요구되고 있다. 또한 SF. 을 대체할 친환경적인 절연매체의 개발이 절실히 요구되고 있다. 이에 본 연구는 모의 GIS내 친환경적인 절연재료인 질소(N₂)와 산소(O₂)의 혼합가스(N₂:O₂=79:21, N₂:O₂=60:40, N₂:O₂=40:60)과 Dry-Air 기본적인 절연 특성을 밝혀, 각종 전력응용 설비의 절연매체로 사용가능함을 구명하고저 한다.