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서은경,문덕환,박명희,김정원,황용식,손병철,김대환,이창희,김휘동,이채언 인제대학교 백병원 2002 仁濟醫學 Vol.23 No.5
Objective : This study was conducted to prepare the fundamental data on desire of job transfer in hairdresser and prevent the health impairment of hairdresser due to occupational stress and musculosketetal symptoms. Methods and Material : The author surveyed the desire of job transfer and muscurlosketetal symptoms and occupational stress with self-reported questionnaire to 105 hairdresser who were working in beautyshop of Busan area and also 121 student in department of cosmestology as control group. Results : The results were as follows: 1. The rates of self reported symptom were 81.0% for shoulder, 72.4% for back, 67.6% for knee, 58.1% for hand in hairdresser, and 79.3% for shoulder, 71.9% for back, 66.9% for neck, 64.5% for hand and knee in student. 2. The rate of musculoskeletal symptom by NIOSH criteria was 36.2% in hairdresser, it was higher than student group(24.8%)(p<0.1). Occupational stress of the groups by occupational stress category was high as decision latitude, skill discretion, psycological job demand, decision authority in order. 3. The results of logistic regression of related varibles with desire of quitting job by logistic regression were statistical bordline significance between desire of quilting and social support(p<0.1). Conclusion : As above results, the author suggest to prepare the preventive program an musculoskeletal symptoms in hairdresser, especially shoulder, and also to control the occupational stress to hairdresser in beauty shop because occupational stress can be a factor of desire of quitting job.
정철영,고재관,황원채,윤희철,박가열,김재호,이성식,김동승,표성일,이건남,양안나,최수정,김은석 한국직업능력개발원 2008 직업능력개발연구 Vol.11 No.1
이 연구의 목적은 제대군인에 대한 효율적인 전직지원을 위해서 현행 전직지원 프로세스에 대한 개선 안과 이에 따른 국방부, 국가보훈처 등 제대군인 전직지원관련 기관 간의 역할분담 및 연계방안에 대해서 제안하는 것이다. 연구는 크게 세 가지 과정을 거쳤다. 첫째, 국내 군 전직지원 실태를 분석하여 문제점과 시사점을 도출하였다. 둘째, 이러한 문제점과 시사점, 군 전직지원 선행연구를 종합하여 효율적인 군 전직지원 프로세스 안을 제시하였다. 셋째, 구축한 군 전직지원 프로세스 안에 따라 주요 군 전직지원 관련 기관인 국방부, 국가보훈처의 역할 분담 안을 제안하였다. This study aims to suggest an improvement plan for the support process of effective occupation change for discharged soldiers and then role assignments among related institutions for supporting discharged soldiers such as Ministry of Defense, Ministry of Patriots and Veterans Affairs, Ministry of Labor and the cooperation plan among the institutions. The study was made in three steps. First, after analyzing currents support facts and status for discharged soldiers, it induced its problems and implications. Second, integrating the findings of previous studies related to support plan on occupation changes for the discharged soldiers, Problems and implications mentioned above, it constructed effective occupation change process for discharged soldiers. Then, according to the established process, it suggested role assignments such as Ministry of Defense, Ministry of Patriots and Veterans Affairs, Ministry of Labor.
축구선수의 Detraining과 Retraining이 혈청지질 및 호르몬농도에 미치는 영향
정정화,박재현,채종훈,성혜련,황지인,윤미숙,노금선,윤종관,윤영학,노순덕,정경숙,박일규,김은희,박현태,박상갑 대한스포츠의학회 1999 대한스포츠의학회지 Vol.17 No.1
The purpose of this study was to investigate the effects of detraining and retraining on serum lipid and hormones in soccer players. Subjects were seven male high-school soccer players. V˙O_2max was determined for each subjects by administering a treadmill test(initial speed: 90m/min, grade: 5%, increasing speed per 3 min: 30m/min). Serum lipid(T-C, TG, HDL-C LDL-C) and hormones(epinephrine, norepinephrine, growth hormones, cortisol) were assayed pre and post detraining in 10, 20, 30 days after retraining. The repeated ANOVA was used to determine significant differences. The 0.05 level of significance was as critical level for the study. The results of the study were as follows: 1. V˙O_2max(ml/min) were 3576.3±204.2ml/min pre detraining, 3234.1±198.9 ml/min post detraining. There are significant(p<.05) difference between pre and post detraining. In 10, 20, 30 days after retraining, V˙O_2max(ml/min) were 3601.4±170.9 ml/min. There were significantly(p<.05) increased in retraining periods. 2. V˙O_2max(ml/kg/min) were significantly(p<.05) decreased from 62.3±2.9 ml/kg/min to 55.9±4.7 ml/kg/min in detraining. In 10, 20, 30 days after retraining, V˙O_2max(ml/kg/min) were 62.4±3.4ml/kg/min, 62.7±2.3ml.kg/min, 67.3±7.2ml/kg/min respectively. There were significantly(p<.05) increased in retraining periods. 3. T-C were significantly (p<.05) increased from 166.6±8.5mg/dl to 175.3±10.3 mg/dl in detraining. In 10, 20, 30 days after retraining, T-C were 160.1± 3.2mg/dl, 156.7±3.7mg/dl, 140.3±9.0mg/dl. There were significantly(p<.05) decreased in retraining periods. 4. HDL-C were 61.4±6.6mg/di pre detraining, 5.3±6.6mg/dl post detraining. There are significant(p<.05) difference between pre and post detraining. In 10, 20, 30 days after retraining, HDL-C were 56.9±7.1mg/dl, 56.4±9.2mg/dl, 57.7±9.1mg/dl respectively. There were no significant difference in retraining periods. 5. The hormones(epinephrine. norepinephrine, growth hormone, cortisol) were changed as same patterns. Epinephrine were 26.0±7.0[g/ml pre detraining, 24.6±3.2pg/ml post detraining. In 10, 20, 30 days after retraining, epinephrine were 26.9±5.6pg/ml, 30.6±6.2pg/ml, 29.4±5.6pg/ml respectively. There were no significant difference in retraining periods. In conclusion, HDL-C, epinephrine, norepinephrine, growth hormone and cortisol were decreased, T-C, LDL-C and TG were increased in detraining. But HDL-C, epinephrine, norepinephrine, growth hormone and cortisol were increased, T-C, LDL-C and TG were decreased in retraining.
Chae Eun Hwang,Young Ho Kim,Tae-Sung Kim,Si Hyeock Lee 한국응용곤충학회 2011 한국응용곤충학회 학술대회논문집 Vol.2011 No.05
The impact of transgenic Bt maize plant contained Cry1F was evaluated on the oat aphid Rhopalosiphum padi as a non-target insect species. Slightly reduced rates of survival and alata vivipar production were observed on Bt maize than on the non-Bt maize. In addition, slightly low preference to Bt maize plant was observed. Aphid fecundity, measured as the number of offspring produced for 7 days, was higher on Bt maize than on non-Bt maize but not different significantly. ELISA test using Cry1F-antibody revealed that 26% of Cry1F protein compared to the positive control was detected from the whole body of R. padi when the insects were fed Bt maize for 50 days, showing that R. padi can carry Cry1F protein to the higher trophic level when exposed to Bt maize. Taken together, the Bt maize plant is not likely to cause any negative side impacts on non-target insect R. padi but Bt toxin can be transferred to higher predators via R. padi as it carries the toxin.
Chae Eun Hwang,Keon Mook Seong,Deok Ho Kwon,Young Ho Kim,Jae Young Choi,Yeon Ho Je,Si Hyeock Lee 한국응용곤충학회 2012 한국응용곤충학회 학술대회논문집 Vol.2012 No.05
We analyzed molecular and enzymatic properties of three cholinesterases (ChEs; ClAChE1, ClAChE2 and ClSChE) from Cimex lectularius. The ClAChE1 and ClAChE2 were generally present as a membrane-anchored dimeric insoluble form in the brain and ganglia. In the case of ClSChE, monomeric and dimeric soluble forms were observed. To investigate enzymatic properties, three ChEs were functionally expressed using baculovirus expression system. ClAChE1 revealed a significantly higher activity than ClAChE2 to acetylthiocholine iodide (ATChI) substrate. Kinetic analysis using two choline substrates (ATChI and butyrylthiocholine iodide) demonstrated that ClAChE2 had higher catalytic efficiency but lower substrate specificity than ClAChE1. Inhibition assay was conducted by using three inhibitors (BW284C51, eserine, Iso-OMPA) and two insecticides (chlorpyrifos-methyl and carbaryl). Two ClAChEs revealed high sensitivities to BW284C51, eserine, chlorpyrifos-methyl and carbaryl, but were not sensitive to Iso-OMPA. This inhibition profile confirmed that both ClAChEs are categorized as ChEs. Interestingly, the salivary specific cholinesterase did not show any measurable activities to choline substrates, confirming its non-synaptic function in C. lectularius
Hwang, Ji Sun,Kim, Gi-Cheon,Park, EunBee,Kim, Jung-Eun,Chae, Chang-Suk,Hwang, Won,Lee, Changhon,Hwang, Sung-Min,Wang, Hui Sun,Jun, Chang-Duk,Rudra, Dipayan,Im, Sin-Hyeog The American Association of Immunologists, Inc. 2015 JOURNAL OF IMMUNOLOGY Vol.194 No.4
<P>IL-31 is a key mediator of itching in atopic dermatitis (AD) and is preferentially produced by activated CD4<SUP>+</SUP> T cells and Th2 cells. Although pathophysiological functions of IL-31 have been suggested in diverse immune disorders, the molecular events underlying <I>IL-31</I> gene regulation are still unclear. In this study we identified the transcription start site and functional promoter involved in <I>IL-31</I> gene regulation in mouse CD4<SUP>+</SUP> T cells. TCR stimulation–dependent IL-31 expression was found to be closely linked with in vivo binding of NFAT1 and JunB to the <I>IL-31</I> promoter. Although NFAT1 alone enhanced <I>IL-31</I> promoter activity, it was further enhanced in the presence of JunB. Conversely, knockdown of either NFAT1 or JunB resulted in reduced <I>IL-31</I> expression. NFAT1-deficient CD4<SUP>+</SUP> T cells showed a significant defect in <I>IL-31</I> expression compared with wild-type CD4<SUP>+</SUP> T cells. In agreement with these findings, mice subjected to atopic conditions showed much higher levels of IL-31, which were closely correlated with a significant increase in the number of infiltrated NFAT1<SUP>+</SUP>CD4<SUP>+</SUP> T cells into the AD ears. Amelioration of AD progression by cyclosporin A treatment was well correlated with downregulation of IL-31 expressions in CD4<SUP>+</SUP> T cells and total ear residual cells. In summary, our results suggest a functional cooperation between NFAT1 and JunB in mediating <I>IL-31</I> gene expression in CD4<SUP>+</SUP> T cells and indicate that interference with this interaction or their activity has the potential of reducing IL-31–mediated AD symptoms.</P>
Monitoring and Simultaneous Determination of Uniconazole by Gas Chromatography
Eun-Jeung Kim,Chae-Kyu Hong,Chae-Man Choi,Eun-Hee Kim,Su-Jeong Choi,Young-Sook Hwang,Mi-Ra Jang,Young-Ho Seo,Bu-chuhl Choi,Tae-Rang Kim,In-Sook Hwang,Moo-Sang Kim,Young-Zoo Chae 한국농약과학회 2011 한국농약과학회 학술발표대회 논문집 Vol.2011 No.11