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오윤희 ( Yoon Hee Oh ),송운재 ( Woun Jae Song ),이필돈 ( Pil Don Lee ),박배근 ( Bae Keun Park ) 한국동물위생학회 1999 한국동물위생학회지 (KOJVS) Vol.21 No.4
In order to survey the prevalence of intestinal parasites in dogs, 304 fecal samples were taken from dogs in Taejon city. The prevalence and identification of intestinal parasites were determined by the fecal examinations using sheather`s floating technique and sedimentation methods and then Cryptosporidium oocysts were identified by kinyoun`s modified acid fast stainning method. The results were obtained as follows; 1. Parasite eggs and oocysts were detected in 105 samples(34.5%) from 304 cases of dog feces. 2. The 11 kinds of eggs and oocysts were isolated from the feces of dog. Those were Ancylostoma caninum(12.1%, 37 dogs), Trichuris vulpis(11.5%, 35 dogs), Toxocara canis(10.2%, 31 dogs), Isospora sp(7.2%, 22 dogs), Cryptosporidium sp(3.6%, 11 dogs), Toxascaris leonina(1.9%, 6 dogs), Strongyloides sp(1.9%, 6 dogs), Taenia sp(0.6%, 2 dogs), Diphylidium caninum(0.3%, 1 dog), Spirometra sp(0.3%, 1 dog) and Clonorchis sinensis(0.3%, 1 dog). 3. It was mixed infection such as single, double, triple and quadruple, 64.8%, 25.7%, 8.6% and 0.9%, respectively. 4. In indiviually-raised dogs, the infectious rate of T canis(11.4%), A caninum(13.2%), Cryptosporidium sp(6.1%), T leonina(2.6%) were higher than those of group raised dogs. But the infectious rate of T vulpis(12.1%) in group raised dogs was higher than that of individually-raised dogs. 5. Adults of Demodex and Sarcoptes which have been found in this survey are excluded in this report.
장승익 ( Seung Ik Jang ),송운재 ( Woun Jae Song ),하숙희 ( Sook Hee Ha ),이상준 ( Sang Joon Lee ),정년기 ( Nyun Ki Chung ),문병천 ( Byung Cheon Moon ) 한국동물위생학회 2004 한국동물위생학회지 (KOJVS) Vol.27 No.2
This study was attempted to survey on the prevalence of canine heartworm(Dirofilaria immitis) infections among 206 dogs (male 92, female 114) in Daejeon area from March to December 2003. Blood samples taken from dogs were examined for the presence of D immitis microfilaria by the modified Knott`s test and an antigen test(AGENTM canine heartworm). The result obtained from this experiment were summarized as follows; 1. Eighteen(8.7%) of the 206 examined dogs were microfilaria positive, while twenty five dogs(12.1%) were antigen test positive. 2. The infection rates of heartworm in dogs at the age of <2, 2~4 and >5 were 3.8%, 18% and 25%, respectively. 3. The infection rates of heartworm in dogs by housing of indoor and outdoor were 3.3% and 36.4%, respectively. 4. The regional infection rates were Dong-gu(13/29, 44.8%), Seo-gu(7/92, 7.6%), Yuseonggu(2/33, 6.1%), Jung-gu(1/17, 5.9%) and Daedeok-gu(2/35, 5.7%). 5. The seasonal infection rates were summer(June~August, 16.7%), autumn(September October, 14%), spring(March~May, 9.4%) and winter(November~December. 7.7%).
대전광역시 대단위 아파트 단지내 어린이 놀이터에서 채취한 토양중 기생충란 오염 실태
정년기 ( Nyun Ki Chung ),이정희 ( Jung Hee Lee ),요윤희 ( Yoon Hee Oh ),송운재 ( Woun Jae Song ),장승익 ( Seung Ik Jang ),이상준 ( Sang Joon Lee ),김종호 ( Jong Ho Kim ),유상식 ( Sang Sik You ),박종민 ( Jong Min Park ),하숙희 ( So 한국동물위생학회 2000 한국동물위생학회지 (KOJVS) Vol.23 No.1
In order to survey the prevalence of parasites in soil from playground in a housing development testate, 368 samples were taken from playground 184 unit. The survey was carried out during 2 months from september in 1999 to October in 1999. The results were obtained as follows; 1. Eggs of toxocara canis were detected in 25 samples (6.8%) from 368 cases of playground. 2. The 3 kinds of eggs were isolated from the soil of playground. Those were strongyloides spp 13.9%, toxocara canis 6.8% and toxascaris leonina 2.4%. 3. It was mixed infestation such as single (80.0%) and double (20.0%).
녹용, 홍삼, 홍화, ipriflavone 및 estrogen이 난소적출 rat의 체중, 골밀도, 장기중량 및 조직학적 변화에 관한 연구
유상식 ( Sang Sik Yoo ),김상근 ( Sang Keun Kim ),이명헌 ( Myung Heun Lee ),송운재 ( Woun Jae Song ),문병천 ( Byung Cheon Moon ),김무강 ( Moo Kang Kim ) 한국동물위생학회 2000 한국동물위생학회지 (KOJVS) Vol.23 No.3
This study was performed to elucidate the effects of antler, red ginseng, safflower seed, ipriflavone and estrogen on ovariectomized rats. The rats were fed with Ca and P deficient diet for five weeks to induce osteoporosis. After this period, these animals were fed with normal feed and treated every other day with antler(600mg/kg, PO), red ginseng(200mg/kg, PO), safflower(200mg/kg, PO), ipriflavone(80mg/kg, PO) and estrogene(400μg/kg, IM) for 5 weeks. During the treatment, the rats were examined for body, organ, femur and femur ash weights. And electron-microscopical examinations were also performed on femora. The results are summarized as follows 1. The body weights of the antler, red ginseng, safflower, ipriflavone and estrogen-treated groups after five weeks of treatment, were 303.0±3.0g, 273.3±4.4g, 288.3±5.lg, 300.5± 5.2g, 320.5 ± 4.2g, respectively. They, except the red ginseng-treated group, were significantly higher than 278.4±2.7g of normal control group(P<0.05). And the body weight of non-treatment group was 294.2±5.5g which was higher than that of control group, too. 2. The weights of left femur after five weeks of treatment were showed 0.83 ± 0.2g by antler, 0.89±0.2g by red ginseng, 0.87±0.2g by safflower, 0.83±0.1g by ipriflavone and 0.78±0.lg by estrogen-treated group. They were a little lower than 0.97±0.lg of normal control group. Non-treatment group showed 0.83±0.lg which was lower than that of control group but not significant. 3. The weights of ashed left femora after five weeks of treatment were showed 0.36±0.01g by antler, 0.40 ± 0.01g by red ginseng, 0.41 ± 0.01g by safflower, 0.36 ± 0.01g by ipriflavone and 0.35 ± 0.01g by estrogen-treated group. Those results were significantly lower than 0.43 ±0.01g of normal control group. And non-treatment group showed 0.29 ±0.01g of femoral ash which was significantly lower than that showed by control group(p<0.05). 4. The femoral Ca contents of the antler, red ginseng, safflower, ipriflavone and estrogen-treated rats were 19.6±0.7%, 17.8 ± 1.1%, 18.8 ± 0.9%, 18.0±1.1%, 1 B.3 ± 1.1%, respectively, after five weeks of treatment. The femoral Ca contents of antler and safflower-treated groups were higher than that of control group which showed 18.2 ± 0.9% of Ca. The non-treatment group, showing 15.3±0.7%, had significantly lower content of Ca than normal group(p<0,05). 5. The weights of liver, spleen, and kidney in the osteoporosis-induced rats during the treatment with antler, red ginseng, safflower, ipriflavone and estrogen showed not significant changes. 6. The connections among the trabeculae of control group were maintained well, showing no bone loss. However, the connections among the trabeculae of non-treatment group were thinner than those of control group and were almost disconnected and the lacunae were found to be broadened. Antler and safflower-treated group showed only slight changes. The recovery rates were prominent in antler, safflower, estrogen-treated groups but they were insignificant in red ginseng and ipriflavone-treated groups.
이상준 ( Sang Joon Lee ),정년기 ( Nyun Ki Chung ),송운재 ( Woun Jae Song ),장승익 ( Seung Ik Jang ),하숙희 ( Sook Hee Ha ),문병천 ( Byung Cheon Moon ),이필돈 ( Pil Don Lee ) 한국동물위생학회 2003 한국동물위생학회지 (KOJVS) Vol.26 No.1
A total of 1,024 sera were collected from cattle(227), pigs(465), chickens(257) and dogs(75) raised or slaughtered in Daejeon metropolitan city from April to September 2002. Japanese enceplvlitis virus(JEV) antibodies in sera were detected by the haemagglutination inhibition test. The prevalence rates of JEV antibodies were 99.1%, 54.0%, 63.0% and 98.7% in cattle, pigs, chickens and dogs, respectively. In case of cattle and dogs, the monthly antibody-positive rates were as high as 85.7-100.0% and there were no differences among six months. In case of pigs, the monthly antibody-positive rate showed the lowest in April(6.4%) and the highest in July(100.0%) and it remained above 50% during the summer-time. In case of chickens, the monthly antibody-positive rate was 100.0% in July & August, 80.5% in June, 40.0% in May, 7.5% in September and 5.0% in April in order and there were distinct differences in seasons.
절수에 의한 mongolian gerbil 종뇌 및 간뇌에서 dopamine성 면역반응세포의 분포변화
송치원,이경열,박일권,정주영,권효정,이철호,현병화,이근좌,송운재,정영길,이강이,김무강,Song, Chi-won,Lee, Kyoung-youl,Park, Il-kwon,Jung, Ju-young,Kwon, Hyo-jung,Lee, Chul-ho,Hyun, Byung-hwa,Lee, Geun-jwa,Song, Woon-jae,Jung, Young-gil,Lee 대한수의학회 2000 大韓獸醫學會誌 Vol.40 No.1
Nowadays, mongolian gerbil is notably utilized for the research of brain and water deprivation because of a congenital incomplete willis circle structure in the brain, audiogenic seizure in low noise, and special cholesterol metabolism without water absorption for a long time. In this study, we are intend to identify the morphological changes of the catecholaminergic neuron of brain according to the time lapse in the condition of long term water deprivation. 55 mongolian gerbil were divided 10 groups(control, 1, 2, 3, 4, 5, 10, 15, 20, 42th day water deprivation group), of which each group include 5 mongolian gerbils and 5 normal mongolian gerbils in control group were also used for brain atlas as a control. The brains were observed by the immunohistochemical stain using the TH, DBH and PMNT antibody. The results were as followings; 1. The nerve fibers of the TH-immunoreactive neuron were observed only in the and corpus striatum of the telencephalon. 2. Intensity of the immunostain of the nerve fiber in the cerebral cortex and corpus striatum was decreased gradually day by day after water deprivation. 3. The TH-immunoreactive nerve cells were observed in the paraventricular and periventricular nucleus of the 3rd ventricular in the hypothalamus of mongolian gerbil but the number of nerve cells were decreased from the first day of the water deprivation to the 10th day and increased until the 20th day, after than redecreased from the 20th day by the continuous water deprivation. The number of nerve fibers in this area were increased in the first day, but decreased from the 2nd day of water deprivation. The shape and density of the dopamine secreting cells in the brain of mongolian gerbil by the immunoreactive stain were changed in the continuous water deprivation. In this results, we can conclude that dopamine concerned in the water metabolism of mongolian gerbil, and mongolian gerbil could be used as an animal model for the research of water deprivation.