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      • SCOPUSKCI등재

        흰쥐에서 사염화 탄소(CCl4)에 의한 간섬유화의 유도

        김병호,이정일,김효종,김영관,장린,동석호,장영운,송일한 대한소화기학회 1992 대한소화기학회지 Vol.24 No.6

        Experimental model of hepatic fibrosis is importent contributions to the understanding of cellular and molecular mechanisms underlying excessive accumulation of extracellular matrix in the liver. Carbon tetrachloride (CCl₄) is one of the oldest and most widely used toxin for experimental induction of hepatic fibrosis in laboratory animals. In this study, We intended to induce the hepatic fibrosis in the rat by the intragastric CCl₄/ phenobarbtal treatment once a week for 12 weeks and the administration dosage of CCl₄ in each week was determined by the daily body weight change. Liver function and histologic change were examined just after 12-week treatment in group Ia (9 rats, Phenobarbital treatment only) and II (18 rats, CCl₄/phenobarbital treatment), and liver function and the irreversibility o histologic change were examined 12 weeks after 12-week treatment in group Ib (9 rats, phenobarbital treatment only) and III (18 rats, CCl₄/phenobarbital treatment). 1) Death rate after 12-week treatment was 11% in group Ⅰ, 56% in group Ⅱ and 50% in group Ⅲ. and the highest rate was at 1 week. that is 33 o each in group Ⅱ and Ⅲ. 2) Tatal protein, alkaline phosphatase, alanine aminotransferase and portal venous pressure were significantly increased in group Ⅱ compared with that in group Ⅰa, but it was only portal venous pressure that was increased in group Ⅲ than in group Ⅰb, 3) The gross finding of micronodular change was shown in 88% of group Ⅱ, 71% of group Ⅲ, but none of group Ⅰ. The microscopic finding of hepatic fibrosis was found in all of group Ⅱ and Ⅲ, but none of group Ⅰ. The severe form of hepatic fibrosis suggesting cirrhosis was found in group Ⅱ and Ⅲ, 12% and 29% respectively. In our study, mortality rate was high within 1 week after CCl₄ treatment, which resulted in half survival rate after 12-week treatment. We also experienced the loin rate of severe fibrotic changes in surviving rats. In the future, in order to produce a severe irreversible fibrotic change with low mortality in inducing hepatic fibrosis with CCl₄/phenobarbital treatment in the rat, adequate detemination of the initial dose of CCl₄ and appropriate choice of administration route of CCl₄ were thought to be needed.

      • KCI등재

        스포츠센터 강사들의 조직공정성 인식과 조직변화저항, 혁신행동의 영향관계

        서효민 ( Hyo Min Seo ),김태희 ( Tae Hee Kim ),장경로 ( Kyung Ro Chang ) 한국스포츠산업경영학회 2015 한국스포츠산업경영학회지 Vol.20 No.4

        본 연구는 스포츠센터 강사들이 지각하는 조직공정성과 조직변화저항, 그리고 혁신행동의 영향관계를 규명하는데 그 목적을 두고 있다. 서울·경기 지역의 스포츠센터에 종사하는 스포츠강사 300명을 대상으로 설문조사를 실시하였으며, 총 234부의 자료가 실제분석에 사용되었다. 자료처리를 위해 SPSS 18.0 프로그램과 AMOS 18.0 프로그램을 이용하였으며, 빈도분석, 신뢰도분석, 상관관계분석, 확인적 요인분석, 그리고 구조방정식모형 분석을 실시하여 다음과 같은 연구결과를 도출하였다. 첫째, 절차공정성은 조직변화저항에 부정적인 영향을 미치는 반면에 분배공정성은 조직변화저항에 유의미한 영향을 미치지 않는 것으로 나타났다. 둘째, 분배공정성과 절차공정성 모두 혁신행동에 긍정적인 영향을 미치는 것으로 나타났다. 셋째, 조직변화저항은 혁신행동에 부정적인 영향을 미치는 것으로 나타났다. 넷째, 조직변화저항은 절차공정성과 혁신행동의 관계에서 부분매개 역할을 하는 것으로 나타났다. 이상의 연구결과를 통해 스포츠센터 강사들의 혁신행동을 증대시키기 위해서는 조직공정성의 확보와 조직변화에 대한 저항 관리가 매우 중요하다는 사실을 확인하였으며, 이는 스포츠센터 내 혁신역량 강화를 위한 중요한 이론적 근거가 될 것으로 생각된다. The purpose of this study was to investigate the relationships among perceived organizational Justice, resistance to organizational change, and Innovative behavior of sports center instructors. Specially, We examined the mediating effects of resistance to organizational change between organizational justice and innovative behavior. Total 300 questionnaires were distributed and 234 samples were used for practical analysis. The data were analyzed by frequency analysis, reliability analysis, correlation analysis, confirmatory factor analysis, and structural equation modeling using SPSS 18.0 and AMOS 18.0. The results of this study were as followers: first, procedural justice had a negative effect on resistance to organizational change, but distributive justice had no significant effect on resistance to organizational change. Seconds, distributive justice and procedural justice had a positive effect on innovative behavior. Third, resistance to organizational change had a negative effect on innovative behavior. Fourth, the relationship between procedural justice and innovative behavior was partially mediated by resistance to organizational change. In conclusion, we confirmed that enhancing the organizational justice and managing the resistance to organizational change are important for sports instructor`s innovative behavior and it can provide the theoretical basis for strengthening innovation capability of sport organization.

      • KCI등재후보

        급성 췌장염의 시대적 변화

        김배영(Bai Young Kim),김효종(Hyo Jong Kim),정형근(Hyung Keun Chung),김영관(Young Kwan Kim),동석호(Seok Ho Dong),김병호(Byung Ho Kim),이정일(Jung Il Lee),장영운(Young Woon Chang),장린(Rin Chang) 대한내과학회 1993 대한내과학회지 Vol.45 No.5

        N/A Background: According to the rapid changes in social environment such as increasing alcohol consumption and the marked improvement in diagnostic technique, we expect that there have been major changes in various aspects of acute pancreatitis during the recent 12 years in Korea. Methods: The medical records of 317 patients with acute pancreatitis diagnosed from 1980 through 1992 were reviewed about clinical, laboratory and radiological findings in the three different time period. Results: 1) There has been an increasing incidence in male sex about three folds. 2) There has been an increasing trends in the duration of hospitalization. 3) A significant increase was observed in the proportion of patients with alcoholic pancreatitis in the three different time period; 26.9%, 45.7%, 50.7% respectively. 4) The complication rates have been slightly increased in the three different time period; 46.3%, 47.1%, 59.1% respectively. But, the type of complications has not been changed. 5) There is increasing severity in non-gallstone group, but no significant differences in gallstone group. There is a declining trends in the number of patients with muld severity index, but increasing trend in the number of patients with moderate severity index in non-gallstone group. 6) There was no significant differences in mortality rate. Conclusions: There has been major changes in the etiology ans severity of acute pancreatitis from 1980 through 1992. Especially, significant increase in the proportion of patients with alcoholic pancreatitis was observed in the three differnt time period. These results might be due to socioeconomic changes.

      • KCI등재

        The effects of a single bout pilates exercise on mRNA expression of bone metabolic cytokines in osteopenia women

        ( Chang Sun Kim ),( Ji Yeon Kim ),( Hyo Jin Kim ) 한국운동영양학회 2014 Physical Activity and Nutrition (Phys Act Nutr) Vol.18 No.1

        [Purpose] The purpose of this study was to examine the effect of a single bout pilates exercise on mRNA expression of bone metabolic cytokines in elderly osteopenia women. [Methods] We selected 11 people of elderly osteopenia women and loaded a single bout pilates exercise about RPE 10-14 level. The blood samples were collected before, immediately after and 60 minute after pilates exercise, then examined calcium metabolic markers in serum and extracted peripheral blood mononuclear cell (PBMC) from whole blood and confirmed mRNA expression of bone metabolic cytokines from PBMC. To clarify the changes during exercise, we designed repeated measure ANOVA as the control group to perform blood sampling without exercise. [Results] As a result, serum P showed significant interaction effect between group and time (p<.001), the pilates exercise group decreased about 9% at immediately after exercise and 13% during recovery after exercise (p<.05), while the control group showed a tendency to increase. Serum CK also showed a significant interaction between group and time (p<.05), the pilates group significantly increased at immediately after exercise and during recovery after exercise (p<.05) but the control group didn`t have changes. TNF-α and IL-6 mRNA expression in PBMC was significantly increased in the pilates group (p<.01, p<.05), although INF-γ mRNA expression didn`t show statistically significant difference, it tended to increase in the pilates group (NS). [Conclusion] These results suggested that a single bout pilates exercise of elderly osteopenia women cause hypophosphatemia with temporary muscle damage, and it leading high turnover bone metabolic state with to activate both of bone formation and bone resorption.

      • SCOPUSKCI등재

        복강경 담낭절제술 300예의 임상분석

        김호성,김상준,장인택,지경천,이정효 대한소화기내시경학회 1992 Clinical Endoscopy Vol.12 No.2

        Depiartment of General Surgery, Cdlege of Medicine, Chung-AstB University With advancement of endoscopical instruments and technique, gallstone diseases can be managed with laparoscopic cholacystectomy which had rapidly and radically changed the surgicl treatment of gallstone diseases. The ideas of laparoacopic surgery was introduced 11y Germany gynecologist Serum, in 1967 and was first performed by French surgeon Mouret, Dtbois in 1987. Although many reports of early laparoscopic cholec,stectomy were excellent, many surgeons want to know the surgical results of laparoscopie cholcystectomy are enough good to perform comparing with the conventional cholecystectomy, especially in early complications and late complications. To know about above problems, we had clinical analysis of 300 patients with laparoscopic cholecystectomy who were admitted to the Departme$gt;tt of Surgery, Yong San Hospital, Chung Ang University from September 1990 to December 1991. The authors intentionally divided the observation periods into 3 groups. The first group including from 1st case to 100 cases, the second group f#om IOlth to 200th cases, the third group from 201th cases to 300th cases and observed periodical change of early and late complications fo laparoscopic cholecystectomy with accumulations kf surgical experience and improvement of surgical techniques. It's results were as follows. 1) The most prevalent age group was 4th decades arid the male to female ratio was 1 : 1.5 and had no periodical change. 2) Coexistent diseases were obesity of 30 cases(35%), hypertension of 20 cases(24%), pulmonary tuberculosis of 16 cases(19% ) in order. 3) The number of previous abdominal operations were appendectomy of 29 cases(38%), TAH of 18 cases(24%), C-section of 14 cases(l8%) in order. 4) The average operation time was 42.5 minutes and decreased compared with the past period. 5) The average postoperative hospitalization was 6 days. 6) The most predominant type in pathalogical clasfication was chronic cholecystitis(79%) and next common type was cholesterolosis(12%) 7) The most common postoperative complications mere bleeding of 3 cases(1%). bile leakage of 3 cases(1%) in order and had no periodical change. 8) The number of p41c),ts that needed Parentral'narcotics were as follows: Postoperative day: 163 casest54%)$gt; Pf.1D I: 154 cas(5L.3%), Pt7D 2: 96 cases(32.0%) and had no periodical change. 9) The frequency of parenteral narcotics were as follow: Postoperative day: 1.8, POD 1: 1.6, POD 2: 1.4 and had no periodical change. 10) According to oral cholecystogram, opacification correlated with operation time of laparoscopic cholecystectomy.

      • KCI등재

        COLOR STABILITY OF CURRENT PROSTHETIC COMPOSITES UNDER ACCELERATED AGING AND IMMERSION IN A COFFEE SOLUTION

        Kim, Hyo-Jin,Heo, Seong-Joo,Koak, Jai-Young,Chang, Ik-Tae The Korean Academy of Prosthodonitics 2002 대한치과보철학회지 Vol.40 No.3

        The color stability of current prosthetic composites is unknown, even though the quality of composite materials has been improving. This study examined the intrinsic color stability of various current prosthetic resins (ceramic-polymers) after an accelerated aging process and the extrinsic color stability after immersion in a coffee solution. By comparing the amount of discoloration after aging with that without aging, the effect of the accelerated aging process on external discoloration could be evaluated. Three current prosthetic composites (Artglass, Targis, Sculpture), one light polymerized direct composite (Z100) and one dental porcelain control (Ceramco) were assessed. The color changes (${\Delta}$E) of all the specimens were determined using the CIE $L^{*}a^{*}b^{*}$ color order system with a reflected spectrophotometer. The results were as follows: 1. The prosthetic composite materials subjected to the accelerated aging test showed no significant difference in color changes (p >.05). 2. In the coffee solution immersion test after the aging process, the color changes of the Targis and Artglass groups were not different from that of the Z100 group, which showed the highest color change. 3. In the immersion only test, a significantly high color change was observed in the sculpture glazing group. 4. The aging process influenced on the color changes more in the Targis, Artglass and Z100 groups than in the Sculpture and Ceramco groups.

      • SCOPUSKCI등재

        1990년대 간경변증의 원인, 합병증, 사망원인의 변화에 관한 고찰

        김병호,김경진,김효종,장린,이정일,동석호,이동근,한요셉,장영운,백일현 대한간학회 2000 Clinical and Molecular Hepatology(대한간학회지) Vol.6 No.3

        $quot;목적: 우리나라에서 간경변증의 가장 중요한 원인은 B형 간염이지만 최근 C형 간염에 의한 경우가 늘고 있으며, 알코올성 간경변증은 드문 것으로 알려져 있으나 음주 인구 및 음주량의 증가로 빈도가 증가되었을 것으로 추측된다. 또한 진단 기술의 발달, 정맥류 출혈 치료의 발전, 간세포암의 조기진단 및 치료법의 발달로 간경변의 진단 시기 및 사망원인 등에도 변화가 있을 것으로 생각된다. 이에 연자 등은 C형 간염 진단이 가능하게 된 1991년 이후의 환자를 대상으로 간경변증의 원인, 진단 시기, 합병증 및 사망원인의 변화 등을 조사하여 비교, 분석하였다. 대상과 방법: 1991년부터 1998년까지 경희대학교 병원에 입원하여 간경변증으로 진단된 1157명의 환자를 대상으로 원인, 합병증의 발생빈도, 사망원인에 대하여 병력기록을 후향적으로 분석하였으며, 이들 결과를 전ㆍ후반기로 나누어 비교하였다. 결과: 간경변증 환자 1157명 중 남자가 848명(73.3%)으로 많았으며, 전ㆍ후반기의 차이는 없었다. 환자의 연령은 전반기 51.4±11.1세, 후반기 51.2±11.2세로 차이가 없었으며, B형 간염이나 알코올에 의한 경우도 유사한 양상이었다. 그러나 C형 간염에 의한 경우는 약 10세 높은 연령), 알코올(12.7%, 20.0%), C형 간염(8.5%, 17.5%) 순으로 후반기에 알코올이나 C형 간염에 의한 경우가 증가하였으나 통계학적 차이는 없었다. 사망환자 249명의 원인 분석에서 전ㆍ후반기 모두 간부전(38.7%, 40.2%)이 가장 많았고, 그 이외 전반기는 정맥류 출혈(20.0%), 간암(18.7%), 간신증후군 순(11.3%)이었고 후반기는 간신증후군(19.2%), 정맥류 출혈(16.2%), 간암(11.2%) 순으로 간신증후군은 증가하고 정맥류출혈은 감소하는 경향이었으나 통계학적 차이는 없었다. 결론: 1990년대 간경변증의 원인은 과거와 마찬가지로 B형 바이러스 감염이 가장 많았지만, 알코올성 간경변증의 빈도가 약 30%로 과거에 비하여 증가한 것으로 생각되었다. C형 간염바이러스 감염에 의한 경우는 빈도의 변화 없이 약 10세 높은 연령에서 진단되었다. 간경변증의 진단은 점차 간경변 초기에 진단되는 경우가 증가하였다. 간경변증의 사망원인 중 정맥류 출혈은 점차 감소한 반면 간경변증 말기에 나타나는 간신증후군에 의한 경우가 증가하는 경향을 보였다$quot;. $quot;Background: Alcoholic liver disease has increased. The causes of death in liver cirrhosis have changed. The author tried to categorize the etiology and complications of liver cirrhosis and analyze the causes of death in the 1990s. Method: The author retrospectively reviewed medical records of 1,175 patients diagnosed as having liver cirrhosis at Kyung Hee University Hospital from January 1991 through December 1998. The etiology, complications and the cause of death were compared between the early (1991-1994) and the late (1995-1998) periods. Results: The proportion of male patients (73.3%) was still about 3 times that of female patients. There was no difference in age at the time of diagnosis between early and late periods (51.4 11.1 and 51.2 11.2 years respectively). Hepatitis B virus (HBV) infection was still the most common cause of liver cirrhosis (57.0%) and alcohol was the next (31.1%). The complications of liver cirrhosis at the time of diagnosis were, in order: esophageal varices, ascites, and variceal bleeding. But there was no significant difference between the periods. The proportion of Child grade B was the most common at the time of diagnosis in both periods, but Child grade A increased in the late period. The most common cause of death was liver failure and the next cause was variceal bleeding in the early period. Hepatorenal syndrome was the second most common cause in the late period. Conclusion: There was no change in the etiology between early and late periods. HBV infection was still the most common etiology but the incidence of alcoholic liver cirrhosis might have increased in the 1990s. The proportion of the Child B at initial diagnosis was the highest (around 50%) but that of Child A increased in the late period. Among the causes of death, liver failure and hepatorenal syndrome had a tendency to increase in the late period$quot;.

      • KCI등재후보

        SV40 T 항원의 온도조건부 변이형 유전자가 포함된 Amphotropic Retrovirus 에 의한 사람 태아 간세포의 불멸화

        이정일(Joung Il Lee),동석호(Seok Ho Dong),김효종(Hyo Jong Kim),김병호(Byung Ho Kim),장영운(Young Woon Chang),장린(Rin Chang),성세라(Se Ra Seong),박재경(Jae Kyung Park),김승보(Seung Bo Kim),이상목(Sang Mok Lee) 대한내과학회 1999 대한내과학회지 Vol.57 No.1

        N/A Human cells are almost never spontaneously immortalized in vitro. We tried to immortalize human fetal hepatocytes (h-FH) and evaluate the differentiational status and its change. Methods : Hepatocytes were isolated from a liver fragment of 20 week old fetus and infected with amphotropic recombinant retrovirus containing a temperature- sensitive mutant of SV40 large T antigen and neomycin phosphotransferase gene. G418 resistant colonies were cloned and expanded. The cells which were able to divide more than 30 times were used to analyze various functions. Results : The immortalization rate was 3.3 x 10-8 and two cell lines (C11, D21) were established. C11-60, C11-80, D21-30 and D21-60 (suffix number means the cell division counts) were evaluated. D21-30 was thougt to be imcompletely immortalized because a considerable portion of cells died during culture. The morphology was similar to that of epithelial cells except for D21-30 which looked like fibroblast. The cells grew rapidly at 33oC but stopped growing at 39oC. T antigen and p53 was expressed at 33oC but disappeared at 39oC, which suggest that T antigen binds to p53. Chromosomal changes were so marked that it was impossible to discriminate exact number. Albumin was secreted as about 1/10 as that of h-FH, but alpha-fetoprotein secretion stopped after immortalization. Telomerase was activated in both cell lines except for the incompletely immortalized cells D21-30. Telomere was elongated in competely immortalized cell lines, but it was rather shortened in D21-30 compared to that of h-FH. Macroscopic colonies did not develop in soft agar assay. Conclusions : We successfully immortalized human fetal hepatocytes. Although the cells are not likely to have oncogenicity, the functions are not so good, possibly due to marked chromosomal changes which are thought to occur before telomerase is activated during immortalization step.

      • KCI등재

        우라늄오염에 의한 신부전증에 미치는 제염제의 방호효과

        김태환,정인용,김성호,김경중,방효창,류성렬,진수일 대한방사선 방어학회 1990 방사선방어학회지 Vol.15 No.2

        원자력산업의 시설증대로 우라늄 오염의 가능성이 증가되고 있음에도 불구하고 종사자 및 국민에대한 안전대책 및 의료적 처치에 관한 연구가 매우 미흡한 실정에 있어 이에 대한 응급처치방안을 수립코자 우라늄을 투여한 후 제염제를 투여하여 관찰하였던 바 다음과 같은 결론을 얻었다. 1. 우라늄오염에 의한 체중변화에 미치는 제염제의 영향에 있어서 sodium bicarbonate와 생리적 식염수를 병행투여한 군과 우라늄을 투여하고 30분이 지나서 dithiothreitol을 투여한 군에서는 우라늄단독투여군에 비해 체중이 현저하게 증가하였다. (P<0.05). 2. 모든 실험군은 우라늄오염에 의한 음수량과 배뇨량의 변화를 유의성 있게 호전시켰으며(P<0.05), 특히 sodium bicarbonate와 생리적 식염수를 병행투여한 군과 우라늄을 투여하고 30분이 지나서 dithiothreitol을 투여한 군이 가장 높은 증가경향을 나타냈다(P<0.05). 3. 우라늄오염에 의한 BUN농도 변화에 미치는 제염제의 효과는 sodium bicarbonate와 생리적 식염수를 병행투여한 군과 우라늄을 투여하고 30분이 지나서 dithiothreitol를 투여한 군이 공히 우라늄단독투여군보다 BUN농도가 매우 감소되었다(P<0.01). 4. 우라늄을 투여하고 30분이 지나서 dithiothreitol를 투여한 군은 우라늄오염에 의한 serum creatinine의 농도증가를 유의하게 감소시켰으나 (P<0.01), sodium bicarbonate와 생리적 식염수를 병행투여한 군은 다소 감소하는 경향으로 나타났다. 5. 우라늄오염에 의한 urine creatinine농도 변화에 미치는 제염제의 효과에 있어서 sodium bicarbonate와 생리적 식염수를 병행토여한 군과 우라늄을 투여하고 30분이 지나서 dithiothreitol를 투여한 군에서는 우라늄단독투여군에 비해 creatinine의 배설이 상당히 증가하였다(P<0.05). 6. 우라늄오염에 의한 신장의 소견에 있어 우라늄단독투여군은 근위곡세뇨관상피의 공포화 및 종창, microvilli와 brush border의 손실, 세뇨관 상피의 괴사가 관찰되었으며, 간장의 충혈, 중심성 괴사 우라늄을 투여하고 30분이 지나서 dithiothreitol를 투여한 군에서는 우라늄단독투여군에 비해 높은 방호효과가 관찰되었으나 다른 실험군에서는 큰 효과가 없는 것으로 나타났다. 결론적으로 우라늄의 체내오염시에는 sodium bicarbonate와 생리적 식염수를 가능한 빨리 병행투여하거나 dithiothreitol을 체내오염후 30분이 지나서 투여하는 방법이 우라늄오염에 대한 제염에 매우 유효할 것으로 생각되며, 특히 우라늄에 의한 인체장해를 유의하게 경감시켜줄 것으로 사료되었다. Appreciable radiation exposures certainly were occurred m the reactor burn-up, the nuelear fall-out and the surroundings of nuclear installations with radioactive effluents. Therefore ,radioactive nuclides is not only potentially hazardous to workers of nuclear power plants and related industrials, but also the wokers who handle radioactive nuclides in biochemical research and nuclear medicine diagnostics. And in the case of occurring the nuclear accidents, the early medical treatment of radiation injury should be necessary but little is established'medical procedures to decontaminate the victims of internal contamination of radioactive nuclides in korea. Accordingly, to achieve the basic data for protective roles and medical treatment of radiation injury, the present studies were can-id out to evaluate the decontamination of uranium by the chemical drugs. The results observed were summarized as follows : 1. The combined treatmet group of sodium bicarbonate and saline with uranyl nitrate injection simultaneously and the dithiothreitol group that was administered 30 minutes after uranyl nitrate injection were increased significantly in the change of body weight than uranyl nitrate-only group(P<0.005). 2. All the experimental groups were increased the fluid intake and urine volume on the uranyl nitrate-induced acute renal failure, but the combined treatment group of sodium bicarbonate and saline with uranyl nitrate injection simultaneously and the dithiothreitol group that was administered 30 minutes after uranyl nitrate injection have the higher increment of fluid intake and urine volume(P<0.05). 3. When sodium bicarbonate and saline was treated with uranyl nitrate injection simultaneously, and dithiothreitol was administered 30 minutes after uranyl nitrate injection, there was significantly reduced in BUN concentration (P<0.0l). 4. When dithiothreitol was administered 30 minutes after uranyl nitrate injection, there was reduced more significantly on the increment of serum creatinine concentration than that observed in uranyl nitrate-only group(P<O.Ol). but when the combined treatment of sodium bicarbonate and saline with uranyl nitrate simultaneously, there was still, albeit much less marked, decrease in serum creatinine concentration. 5. The sodium bicarbonate and saline was treated with uranyl nitrate simultaneously and dithiothreitol was administered at 30 minutes after uranyl nitrate were excreted markedly higher urine creatinine concentration than the uranyl nitrate-only group. 6. Uranyl nitrate has been used in experimental animals to produce hydropic degeneration and swelling of proximal tubules, disappearance of microvilli and brush border or necrosis in the kidney and centrilobular necrosis, congestion, and telangiectasia of the liver. When the sodium bicarbonate and saline was treated with uranyl nitrate simultaneously, and dithiothreitol was administered 30 minutes after uranyl nitrate, there was more marked the protective effect than uranyl nitrate-only group. Finally, if the sodium bicarbonate and saline may administered as quickly as possible each time that some risk for internal contamination with uranium, and dithiothreitol is administered 30 minutes after uranium contamination, there ameliorates the course of uranyl nitrate-induced acute renal failure,and this effect is assocciated with prevention of uranium (heavy metal) induced alterations in BUN. serum creatinine. urine creatinine. fluid intake, urine volume and body weight.

      • 慶尙南道 南海岸地域의 개미相

        김창효,崔炳文,金康一 慶尙大學校 1989 論文集 Vol.28 No.2

        慶尙南道 南海岸地域의 島嶼 외 海水浴場 周邊등에 棲息하는 개미의 分布相을 調査하는 同時에 南海道의 錦山과 尙州海水浴場 周邊에 分布하는 개미의 高度別 및 季節的 變動을 調査한 結果를 要約하면 다음과 같다. 1. 慶尙南道 南海岸地域의 南海島를 비롯한 15個 地域에 分布하는 개미의 總 種構成은 4亞科 25續 48種이였다. 그리고 優勢種은 왕침개미(Brachyponera chinensis),주름개미(Tetramorium caespitum), 곰개미(Formica japonica), 일본왕개비(Camponotus japonicus)및 스미드개미(Paratrechina flavipes) 등 7種이였고 稀少種은 배굽은침개미(Proceratium itoi),밑드리개미(Crematogaster sordidula),이빨개미(Strongylognathus koreanus), 이도왕개미(Camponotus itoi). 갈색발왕개미(Camponotus kiusiuensis), 황개미(Lasius flavus) 및 두더쥐털개미(Lasius talpa)등 11尊이었다. 2. 南海道의 尙州海水浴場 周邊의 山地와 錦山의 頂上(666m)에서 採集된 남해호리가슴개미(Leptothorax sp.)는 韓國未記錄種으로 確認되었다. 3. 蛇梁島의 琴坪里에서 採集된 이빨개미(Strongylognathus koreanus PISARSKI,1966)가 南漢에서는 最初로 採集되었다. 4. 南海岸地域에 分布하는 개미는 두마디개미亞科(Myrmcinae)에 屬하는 種이 12屬으로 22種으로서 그 種構成이 가장 多樣하였다. 5. 地域別 개미群集의 種構成을 比較해보면 南海道에서 4亞科 23屬 42種으로서 가장 多樣하였다. 6. 南海島의 尙州海水浴場 周邊과 金山에 分布하는 개미의 總 種構成은 4亞科과 232屬 39種이였고, 개미의 高度別 種構成은 尙州海水浴場 周邊에 比하여 金山(660m)에서 약간 多樣한 것 같았다. 그리고 개미의 種構成은 季節的으로 變動하는데 특히 季節에는 海邊에 比하여 山地(金山)에서 그 變動이 심한 것 같았다. 7. 巨濟島에 分布하는 개미의 總 種構成은 4亞科 21屬 29種이였고, 優勢種은 검종꼬마개미(Monomorium minutum), 주름개미(Tetramorium caespitum), 곰개미 (Formica japonica), 일본왕개미(Camponotus japonicus), 고동털개미(Lasius niger)및 스미드개미(Paratrechina flavipes)등 6種이였다. 그리고 巨濟島에서도 南海島에서와 같이 개미의 種構成은 海岸地에 比하여 山地에서 多樣한 것 같았다. The following report is to summarize the results of investigating the height-fluctuation and the season-fluctuation of the ant fauna that lives around Gumsam and the Sangju swimming beach in Namheado(an island on the southern sea in Korea), and of investigation the ant fauna that lives around the swimming beaches, in islands and on the southern shore in Gyeongsangnamdo. 1. The total species structure of the ants which distributes in 15 areas as well as in Namhaedo on the southern sea in Gyeongsangnamdo was 4 sub-families, 25 genera, and 48 species. And the dominants of them were 7 species : Brachyponera chinensis, Monomorium minutum, Pristomyrmex pungens, Tetramorium caespitum, Formica japonica, Camponotus japonicus and Paratrechina flavipes. And the rare species were also 11 : Proceratium itoi, Crematogaster sordidula, Strongylognathus koreanus, Camponotus itoi, Camponotus kiusiuensis, Lasius flavus and Lasius talpa. Ⅱ. The Leptothorax sp. collected at the hilly areas around the Sangju swimming beach and at the top of Gum-san(660m) was confirmed as unrecorded species in Korea. Ⅲ. The Strongylognathus koreanus(PISARSKI,1966) collected at Gumpongli-Saryangdo(an island on the southern sea in Korea) was first in South Korea. Ⅳ. The species structure of the ants belonging to Myrmicinae was 12 genera and 22 species, which was the most diverse of the ants distributing on the southern shore. Ⅴ. Compared whith the species structure of the ants, Namhaedo was more diverse than any other area on the southern shore, which had 4 sub-families, 23 genera and 42 species. Ⅵ. The total species structure of the ants distributing around the Sangju swimming beach and at Gumsan was 4 sub-families, 23 genera and 39 species. The species structure of the height was likely to be a little more diverse at Gum-san than around the Sangju swimming beach. And the species structure of the ants changes according to season, especially in summer, the hilly area(Gumsan) was likely to be more changeful than the seashore. Ⅶ. The total species structure of the ants distributing in Gojedo(an island on the southern sea in Korea) was 4 sub-families, 21 genera and 29 species. And the dominants of them were six species : Monomorium minutum, Tetramorium caespitum, Formica japonica, Camponotus japonicus, Lasius niger and Paratrechina flavipes. In Gojeo as well as in Namhaedo, the species structure of the ants was likely to be more diverse at the hilly area than on the seashore.

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