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Effects of Phenytoin and Diazepam on the Seizure Activity in the Cortical Dysplasia Animal Models
Kim, Si-Hyung,Choi, In-Sun,Cho, Jin-Hwa,Park, Eun-Ju,Jang, Il-Sung,Choi, Byung-Ju,Kim, Hyun-Jung,Kim, Young-Jin,Nam, Soon-Hyeun The Korean Academy of Oral Biology 2006 International Journal of Oral Biology Vol.31 No.2
Dysplasia-associated seizure disorders are markedly resistant to pharmacological intervention. Relatively little research has been conducted studying the effects of antiepileptic drugs(AEDs) on seizure activity in a rat model of dysplasia. We have used rats exposed to methylazoxymethanol acetate(MAM) in utero, an animal model featuring nodular heterotopia, to investigate the effects of AEDs in the dysplastic brain. Pilocarpine was used to induce acute seizure in MAM-exposed and age-matched vehicle-injucted control animals. Field potential recordings were used to monitor amplitude and numbers population spikes, and paired pulse inhibition in response to stimulation of commissural pathway. Two commonly used AEDs were tested: diazepam 5, 2.5mg/kg;phenytoin 40, 60mg/kg. Diazepam(DZP) and phenytoin(PHT) reduced the amplitude of population spike in control and MAM-exposed rats. However, the amplitude of population spike was nearly eliminated in control rats as compared to the MAM-exposed rats. Pharmaco-resistance was tested by measuring seizure latencies in awake rats after pilocarpine administration(320mg/kg, i.p.) with and without pretreatment with AEDs. Pre-treatment with PHT 60 mg prolonged seizure latency in control rats, but not in MAM-exposed animals. The main findings of this study are that acute seizures initiated in MAM-exposed rats are relatively resistant to standard AEDs assessed in vivo. These data suggest that animal model with cortical dysplasia can be used to screen the effects of potential AEDs.
입원 중인 베트남 참전 군인의 삶의 만족도와 관련된 요인
김애리,박종,김율,노희송,박광희,김은숙,김형철,홍강식,류소연,강명근,김기순 朝鮮大學校 附設 醫學硏究所 2007 The Medical Journal of Chosun University Vol.32 No.2
Background and Objectives: The aim of the study was to identify the factors associated with life satisfaction of hospitalized Vietnam veterans. Material and Methods: The data were collected from 200 hospitalized Vietnam veterans of 5 veterans hospitals in Korea from September 13 to 23, 2004. Information of general characteristics, health behavior, disease history, family function, depression and life satisfaction were collected by structured questionnaire. Results: The mean of life satisfaction was 21.48(±6.03), and the mean of depression was 53.10(±9.64). The prevalence of depression was mild depression 24.0%, moderate depression 43.5% and severe depression 25.0%. Depression was associated with life satisfaction and depression was higher, life satisfaction was lower. Family function and age were positively associated with life satisfaction, Conclusion: Life satisfaction was affected by depression and family function in hospitalized Vietnam veterans. Therefore, it was thought that psychosocial approaches such as improve depression and family function in care of hospitalized Vietnam veterans is required.
Assessment of In Vitro Assay System for Thyroid HormoneDisruptors Using Rat Pituitary GH3 Cells
Hee Jin Kim1,Hae Young Park1,Jeonga Kim1,Il Hyun Kang2,Tae Sung Kim2,Soon Young Han2,Tae Seok Kang2,Kui Lea Park2,Hyung Sik Kim1 한국독성학회 2006 Toxicological Research Vol.22 No.4
The development of in vitro assays has been recommended to screening and test-ing the potential endocrine disruptors (EDs). These assay systems focus only on identifying thethe thyroid hormone (TH) disruptors. The aim of this study was to evaluate a test system to detectTH disruptors using rat pituitary tumor GH3 cells. The test system is based on the TH-dependentincrease in growth rate. As expected, L-3,5,3-triiodothyronine (T3) markedly induced a morphologicalchange in GH 3 cells from flattened fibroblastic types to rounded or spindle-shaped types. T3 stimu-lated GH3 cell growth in a dose-dependent manner with the maximum growth-stimulating effect9 M. In addition, T3 increased the release of growth hor-mone and prolactin into the medium of the GH3 cells culture. Using this assay system, the TH-dis-rupting activities of bisphenol A (BPA) and its related compounds were examined. BPA,dimethylbisphenol A (DMBPA), and TCI-EP significantly enhanced the growth of GH3 cells in therange of 1 × 10-5M to 1 × 10-6M concentrations. In conclusion, this in vitro assay system might bestandardization before it can be used as a broad-based screening tool.
한의진단명과 진단요건의 표준화 연구 III : 3차년도 연구결과 보고
최선미,양기상,최승훈,박경모,박종현,심범상,김성우,노석선,이인선,정진홍,이진용,김달래,임형호,김윤범,박성식,송태원,김종우,이승기,최윤정,신순식 한국한의학연구원 1997 한국한의학연구원논문집 Vol.3 No.1
The diagnostic requirements were suggested and explained regarding the systems of differentiation of symptoms and signs in the third year study of standardization and unification of the terms and conditions used for diagnosis in oriental medicine. The systems were as follows : - analyzing and differentiating of epidemic febrile disease - analyzing and differentiating in accordance with the Sasang constitution medicine based on four-type recognition - differentiation of disease according to pathological changes of Chong and Ren channels - standards for diagnosis of women's disease - standards for diagnosis of children's disease - standards for diagnosis of motor and sensor disturbance (-muscle. born, joint, etc.) - standards for diagnosis of neuropsychiatric disease - standards for diagnosis of five sense organ disease - standards for diagnosis of external disease The indivisual diagnosis pattern was arranged by the diagnostic requirements in the following order : another name, notion of diagnosis pattern, index of differentiation of symptoms and signs, the main point of diagnosis, analysis of diagnosis pattern, discrimination of diagnosis pattern, prognosis, a way of curing a disease, prescription, herbs in common use, disease appearing the diagnosis pattern, documents. The standards for diagnosis of each disease was arranged by the diagnostic requirements in the following order : another name, notion of disease, the main point of diagnosis, analyzing and differentiating of disease, analysis of disease, discrimination of disease, prognosis, a way of curing and prescription of disease, disease in western medicine appearing the disease in oriental medicine, documents.
金舜燮,李炯來 충북대학교 농업과학기술연구소 1993 農業科學硏究 Vol.10 No.2
The experiment was carried out by the spray method to investigate the insecticidal resistance of the susceptible and the collected strains of the diamondback moth, DBM(Plutella xylostella L.)in Chungbuk Province. The results are summarized as follows. 1.In Chlorpyrifos, the LC50 values(ppm) of the susceptible(s-strain), Cheongwon, Ockcheon, Boeun, Jungwon, Koesan, Yeongdong and Jewon strains were 11.5, 18.2, 39.8, 42.2, 141.6, 154.0, 173.8, and 224.9, respectively. The resistance of the Jewon strain was 19.6 times greater than that of the s-strain. 2.In Methomyl, the LC50 values(ppm) of the susceptible, Cheongwon, Boeun, Jewon, Koesan, Jungwon, Ockcheon and Yeongdong strains were 0.94, 57.1, 83.0, 97.4, 148.6, 240.8, 286.9 and 512.4, respectively. The Yeongdong strain showed the highest resistant level among the collected strains. The LC50 values of the Yeongdong, Ockcheon, Jungwon, Koesan and Jewon strains were at least 100 times greater than that of the s-strain. 3.In Carbaryl, the LC50 values(ppm) of the susceptible, Ockcheon, Boeun, Koesan, Yeongdong, Jewon, Cheongwon, and Jungwon strains were 36.3, 69.6, 141.3, 256.3, 269.9, 884.9, 2224.8 and 34 14.3, respectively. The LC50 values of the Jungwon strain was 94.1 times greater than that of the s-strain. 4.In Deltamethrin, the LC50 values(ppm) of the susceptible, Boeun, Ockcheon, Cheongwon, Yeongdong, Jewon, Jungwon, and Koesan strains were 9.3, 23.8, 30.9, 31.4, 52.0, 55.9, 67.4 and 99,6, respectively. The LC50 value of the Koesan strain was 10.7 times greater than that of the s-strain. 5.In Fenvalerate, the LC50 values(ppm) of the susceptible. Yeongdong, Jungwon, Boeun, Cheo-ngwon, Koesan, and Jewon strains were 9.7, 44.4, 72.1, 78.5, 92.0, 186.8 and 245.1, respectively. The LC50 value of the Jewon strain was 25.2 times greater than that of the s-strain. 6.In Cartap, the LC50 values(ppm) of the susceptible, Ockcheon, Koesan, Yeongdong, Jungwon, Boeun, Jewon, and Cheongwon strains were 18.5, 24.3, 25.8, 119.3, 128.5, 130.2, 132.6 and 384.0, respectively. The LC50 value of the Cheongwon strain was 20.7 times greater than that of the s-st-rain.
죽음 준비교육이 일 노인복지관 노인들의 죽음불안, 태도 및 생활만족도에 미치는 영향
김형철,최길순,정영 朝鮮大學校 附設 醫學硏究所 2005 The Medical Journal of Chosun University Vol.30 No.3
Objectives: The purpose of this study was to find out the level of death-anxiety, death-attitude and life-satisfaction of elderly's before and after offering a education program about how to die. Method: The subjects were sampled from the members of the Elderly Welfare Center in Gwangju Park. Total number was 148, 74 for the control group and 74 for the experimental group. The study was carried out after a non-equivalent pretest-posttest design. Data were collected from July 7th to August 23, 2004. The How-to-Die education was applied only to the experimental group for 50 minutes weekly, for 8 weeks. Results: 1) The fear of deathCt=4.631, p=.000) , avoidance react to death(t=1.987, p=.048) were significantly decreased in the experimental group. 2) The time and way of deathCt=3.101, p=.002), handling a dead bodyCt=-3.583, p=.000) were significantly increased in the experimental group. 3) The extent of life-satisfaction of the experimental group was significantly increased after the education(t=2.306, p=0.023). Conclusion: From the above results, the How-to-Die education for the elderly is an effective nursing intervention to decrease the level of death-anxiety, increase the level of death-attitude and life satisfaction.