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Haloperidol 제제의 생물학적 동등성 시험에 관한 연구
염윤기,채석,오형근,이상선,김형기,권영준,손동렬,권준택 순천향의학연구소 2008 Journal of Soonchunhyang Medical Science Vol.14 No.2
To test the bioequivalence, the bioavailability of generic haloperidol tablet(Myungin Pharmaceutical Co.) was compared with the haloperidol tablet(Peridol®, Whanin Pharmaceutical Co.) as a reference drug. Twenty four healthy male volunteers participated in this study conducted as a balanced, randomized crossover design. Blood samples were collected up to 60 hours and plasma concentration of haloperidol was measured by well validated LC-mass system. Pharmacokinetic parameters were analyzed by non-compartmental analysis and ANOVA test was used for the statistical analysis of parameters. No statistically significant formulation, period, or sequence effect was encountered. Ninety percent confidence intervals of log transformed Cmax and AUCt were comprised in the stipulated 0.80-1.25 range. These results suggest that test formulation of haloperidol is bioequivalent with the reference, both formulations in 5 mg tablet.
Cefixime 경구제제인 포픽심캅셀의 생물학적 동등성 연구
염윤기 한국병원약사회 2002 병원약사회지 Vol.19 No.4
The bioequivalence of generic cefixime(Pofixim, Kwangmyung Pharmaceutical Co.) capsule to the cefixime capsule(Suprax, Dong-A Pharmaceutical Co.) as a reference drug. Single dose of 100㎎ cefixime was administered to 20 healthy male volunteers in a balanced, randomized crossover design with a washout between the two study periods. Blood samples were collected up to 14 hours and plasma concentration of cefixime was measured by well validated reverse phase high-performance liquid chromatography. Pharmacokinetic parameters were analyzed by non-compartmental analysis and ANOVA test was used for the statistical analysis of parameter. No statistically significant formulation, period, or sequence effect was encountered. Ninety percent confidence intervals of log transformed C_(max) and AUC_(t) were comprised in the stipulated 0.80-1.25 range. These results suggest that test formulation of cefixime can be declared bioequivalent with the reference, both formulations in 100㎎ capsule.
박병수,최원식,염윤기 순천향대학교 기초과학연구소 1997 순천향자연과학연구 논문집 Vol.3 No.1
New cephalosporin antibiotics, 7-[(5-ethylthio-3-hydroxyisothiazol-4-yl)acetamido]-3-(hetero-cyclothiomethyl)-3-cephem-4-carboxylic acid derivatives(2a-2d) and 7-[(5-ethyl-thio-3-hydroxyisothiazol-4-yl)acetamido]-3-[(4-carbonyl-5-ethylthioisothiazol-3-yl)oxymethyl]-3-cephem-4-carboxylic acid(2e) and 7-[(5-ethylthio-3-hydroxyisothiazol-4-yl)acetamido]-3-(pyridinummethyl)-3-cephem-4-carboxylate(2f) were synthesized. The structure of these compound(2a-2f) were confirmed by means of IR and ¹H-NMR-spectrum.
손부순,염윤기 서울大學校保健大學院 1997 國民保健硏究所硏究論叢 Vol.7 No.1
In this study, emphasis is placed on the importance of epidemiology which has clearly and objectively shown, through the data analysis, some health risks which threaten human population. The final goal of problem solving for the risks is the estimation of human health risk and the establishment of a health risk counter-plan. Therefore, because of the existence of uncertain risk factors, the epidemiological methodology is essential in order to objectively analyze the obstacles to health risks.
우준희,염윤기 순천향대학교 1992 논문집 Vol.14 No.4
Twenty three patients with scrub typhus which was confirmed by indirect immunofuo-rescent antibody assay are presented with a review of the literature. 1) The age distributed is between 26 and 80. Sixth decade is the most common. The number of female patients is 14, male 9. 2) Fever, headache, myalgia, cough, sputum, dyspnea, and skin rash, hepatomegaly, conjunctival injection, eschar, lymphadenopathy are relatively characteristic. 3) Among labroatory data, interstitial pneumonitis pattern on chest roentgenogram, elevated serum transaminase, elevated serum alkaline phosphatase, abnormal bleeding tendency, and increased muscle enzyme level are indicated. 4) Especially in Korean autumn(October, November), scrub typhus should be considered among differential diagnosis of the acute fibrile patients with rash.
충남지역 D제철소 주변의 대기 및 토양의 중금속 농도, 제철소주변지역의 중금속분포에 관한 연구
염윤기(Yoon-ki Yom),지석기(Suk-ki Ji),이승헌(Seung-hun Li),조태진(Tea-jin Cho),전혜리(Hye-li Jeon),장봉기(Bong-ki Jang),손부순(Bu-soon Son) 대한환경위생공학회 2009 대한환경위생공학회지 Vol.24 No.1
The analyzed results of the heavy metal concentration of air and soil at the D iron-manufacturing company area were as follows; The concentration of PM2.5 in the case area exceeded the air standard level in 3 seasons except summer. The PM10 level was similar to the standard level, which was similar to the standard level, which was 50㎍/㎥. The Pb concentration of air in the case area was 0.13㎍/㎥, which was slightly higher than 0.11㎍/㎥ in the control area. The concentration of Cd and Cr were higher in the control area. The heavy metal (Pb) concentration of soil in the case area was 10.7㎍/㎥, which was higher than that of the control area. For these results, it is necessary for the D iron-manufacturing company area to consider a counter plan for dusts and are duction plan for the heavy metal (Pb).
아산시 송악저수지의 수질오염 현황 및 부영양화 저감방안 연구
손부순,염윤기,이종화,장봉기,박종안 순천향대학교 기초과학연구소 1998 순천향자연과학연구 논문집 Vol.4 No.2
This study was conducted to estimate the water pollution load, water quantity and quality of inflow stream, status of water pollution and reduction of eutrophication in the Song-ak lake in Asan city. Inflow of branch to Song-ak lake has three streams, one is Eu-gok stream which has the most width of inflow area and another is Dong-hwa stream and the other is Ma-gok stream. The sampling numbers for water quality are 30 points from the sediment of bottom in the Song-ak lake from June, 1997 to ay, 1998. Water quality had been tested for water temperature, pH, dissolved oxygen(DO), chemical oxygen demand(COD), suspended solid(SS), total nitrogen(T-N), total phosphorus(T-P), colony numbers of E. coli, chlorophyll-α. The total nitrogen, total phosphorus and heavy metals(Fe, Pb, Cd) were analyzed by the migration test of the sediment. The results were as follows; The rate of water pollution by the livestock wastewater of the total water pollution load for BOD, SS, T-N and T-P were 59.8%, 82.9%, 56.1% and 90.6%, respectively. Mean daily inflow was 25,369m3. Quantity of inflow was highest at Eu-gok stream. The mean levels of pH, DO, COD, SS, T-N, and colony numbers of E. coli of the inflow water were 7.52, 10.25mg/ℓ, 2.12 mg/ℓ, 3.03 mg/ℓ, 2.25 mg/ℓ, 0.11 mg/ℓ and 1,795/100㎖, respectively. The worst inflow water quality was observed at Dong-hwa stream. The mean levels of pH, DO, COD, SS, T-N, T-P, T-N/T-P and colony numbers of E. coli at Song-ak lake were 8.06, 9.32mg/ℓ, 6.83 mg/ℓ, 4.78 mg/ℓ, 1.66 mg/ℓ, 0.115 mg/ℓ, 20.75 and 64/100㎖, respectively. these are higher than class IV by environmental water quality standards for lake. Mean level of trophic state index was 59.4. The mean levels of T-N, T-P, Fe and Pb by migration test of sediment at Song-ak lake were 259.7ppm, 10.546ppm, 1,704ppm and 8.54ppm, respectively. As the water pollution was mainly caused by livestock waste, the strategy for the reduction of eutrophication of the Song-ak lake should be concentrated on the control of the livestock waste.
천안시 도로변의 NO₂및 SO₂오염도 측정에 관한 연구
손부순,염윤기,김종오,문정숙 한양대학교 환경및산업의학연구소 2000 環境과 産業醫學 Vol.9 No.1
This study's goale to find out the degree of the air pollution caused by vehicle emissions and to collect basic data for alternative plan in the improvement of the quality of the air by searching for the quality of the air around the road(in front of Chunan station, Terminal intersection, at Bangiugan five forked road, Chunanro intersection) in Chunan. NO2 and SO2 were measured as a object for this study in winter time and in summer time respectively. There has been an rapid increase in population and industrial complex has been built up in Chunan area. Therefore an increase in the number of vehicles and the use of domestic fuel has followed by that. So more studies of that and the effort for the improvement in the quality of the air will have to be made.