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姜國熙,朴信仁,鄭忠一 성균관대학교 생명과학자원연구소 1994 生命資源科學硏究 Vol.1 No.2
Raw milk grading system based on the bacterial count was started in Korea from June 1, 1993. The production ratio of first class which has 100,000/ml below in the bacterial counts of raw milk increased from 21% to 60% during 6 months. But, the ratio of the first class which has 250,000/ml below in the somatic cells did not change and became to be worse. In somatic cells the ratio of the first class milk was 42% in June 1993 and after 6 months it was decreased to 30%, Because current grade system based on the somatic cells give an penalty only to the off-grade milk which contains more of 750,000cell/ml. The system should be changed to pay different money according to the different classes of somatic cells in the raw milk.
신형식,김성민,이기형,최희정,김남중,오명돈,박선량,김병국,최강원 대한화학요법학회 1996 대한화학요법학회지 Vol.14 No.2
A total of 40 febrile granulocytopenic patients with acute leukemia were randomized to receive imipenem-cilastatin or ceftizoxime plus amikacin as initial empirical therapy to compare the efficacy and safety of imipenem monotherapy with that of ceftizoxime/amikacin combination therapy. 21 patients were randomized to the imipenem monotherapy, while 19 patients to the ceftizoxime/amikacin combination therapy. On 72 hour assessment success rates accordings to NCI criteria were 100% in both groups, success rates according to IHS (Immunocompremised Host Society) criteria were 55.0% in imipenem group and 66.7% in ceftizoxime/amikacin group. On overall assessment success rates according to NCI criteria were 90.0% in imipenem group and 94.7% in combination group, success rates according to IHS criteria were 50% in both groups. There was no statistical difference in success rate between two groups. Hepatotoxicity was the most common side effect in both groups(imipenem 15.0% vs. ceftizoxime/amikacin 15.8%). There was no CNS tixicity in both groups. Nausea and vomiting occurred in 9.5% of imipenem recipients, and 1 patients was unable to complete therapy due to intolerance. In summary, imipemem monotherapy was effective and safe empirical antibiotic therapy as compared with ceftizoxime/amikacin combination therapy.
姜國熙,成文喜,李仁善,申鉉靖 成均館大學校 科學技術硏究所 1984 論文集 Vol.35 No.1
E. coli A_2 and G_7 occurring bacterial diarrhea of pigs were inoculated with 10^5/ml into thioglycollate medium without indicator-135C, and then Str. faecium and Str. faecalis var. liquefaciens were inoculated with 10^5/ml and 10^7/ml into previous inoculated samples of E. coli A_2 and G_7. Inoculated samples cultured at 37℃, were tested to determine changes in viable numbers of organisms and pH. The experimental results are summerized as follows: 1. In the mixed culture medium of 10^5/ml E. coli and 10^5/ml Streptococci, E. coli decreased after 8 hours from incubation, and finally decreased to 10^1/ml after 48 hours. 2. In the mixed culture medium of 10^5/ml E. coli and 10^7/ml Streptococci, E. coli drastically decreased, were not disappeared after 36 hours. 3. The pH value of the pure culture of E. coli was 5.30 and in the mixed culture of E. coli and Streptococci the pH value was 4.49-4.80 after 8 hours from incubation.
安國臣,姜善代 중앙대학교 경제연구소 1990 經濟論文集 Vol.- No.4
Size distribution of income in Korea has been explained by two well-known "stylized facts." Firstly, size distribution of income in Korea is relatively equitable by international standards. Along with Taiwan, Korea is one of only a few developing countries whose distribution patterrn is known to be comparable to that of advanced countries such as the United States, France, and Italy. Secondly, Kuznets's U-shaped hypothesis can be applied to korea as its size distribution of income makes a downturn curve during the 1970s and it makes a upturn curve in the 1980s. The basic purpose of this paper is to demonstrate that the "stylized facts" about the size distribution of income in Korea are only hopeful estimates, distorting the real income distribution situation in Korea. It is shown that the size distribution of income is not as equitable as claims made by the "stylized facts" and that the size distribution of income has not improved but deteriorated in the 1980s, vitiating the Kuznets's hypothesis. The organization of this paper is as follows. In section Ⅱ, the data processing and estimation method are presented. In section Ⅲ, estimation of the size distribution of income in Korea for the period of 1970-1988 is given and compared with that of privious studies. In section Ⅳ, possible causes affecting the size distribution of income in Korea are analyzed. Concluding comments are in section Ⅴ.
최강원,오명돈,배현주,백경란,박선양,김병국,신완식,강문원,진종률,박종원,김춘추,김동집,한지숙,민유홍,이선주,고윤웅 대한화학요법학회 1993 대한화학요법학회지 Vol.11 No.2
Fluconazole의 진균 감염증 예방 효과와 안전성에 관하여 3개 대학병원에서 관해유도화학요법을 받는 급성 백혈병환자를 대상으로 무작위 배정법과 너도나도 누가림법에 의하여 연구하였다. 모두 62명의 환자에게 fluconazole(100㎎ bid) 또는 nystatin(1,000,000IU/day)을 무작위로 투여하였다. 투약은 관해유도화학요법과 같은 날짜에 시작하여 호중구수가 1,000㎣이상으로 회복되거나 진균 감염증이 확인되거나 의심되어 Amphotericin-B를 시작하거나, 약과 관련된 부작용이 나타날 때까지 계속하였다. 진균 colonization은 fluconazole군에서 감소하였으나 nystqatin군에서는 증가하였다, 표재성 진균감염증으로 nystatin군에서 C. albicans 진균혈증 1례와 C.parasilosis 진균혈중 1례가 발생하였다. 경험적 항진균요법으로 Amphotericin-B를 투여한 경우는 fluconazolerns 34명중 7례(21%), nystatinrns 28명중 10례(36%)였다(p<0.05). Fluconazole군과 nystatin군 사이에 부작용이나 사망률에 차이는 없었다. 결론적으로, fluconazole은 관해유도화학요법을 받는 급성 백혈병환자에서 진균의 colonization을 줄이는데 효과적이고 안전한 항진균제이다. We made a randomized, double-blind, multicenter trial to compare the efficacy and safety of fluconazole with nystatin for prevention of fungal infections in patients with acute leukemia. Sixty-two adult undergoing remission induction chemotherapy for cute leukemia were enrolled. Patients were randomly assigned to receive either fluconazole (100㎎ bid) or nystatin(1,000,000IU×6/day) with corresponding placebo. The study drug was started in initiation of chemotherapy and continued until recovery of neutrophil counts(>1,000/㎣), development of proven or suspected invasive fungal infection, or the occurrence of drug-related toxicity. Fungal colonization decreased in fluconazole(F) group, however increased in nystain(n) group. Superficial fungal infection occurred in 1 of 34 F group, whereas invasive fungal infection developed in 3 of 28 N group. Empirical amphotericin-B therapy was given in 7 of 34(21%) F group and 10 of 28(36%) N group(p>0.05). The incidence of drug-related side effects and overall moratlity were similar in both study groups.
朴基文,辛炯泰,姜國熙 成均館大學校 科學技術硏究所 1993 論文集 Vol.44 No.1
This study was undertaken to isolate and identify the gram positive bacterial flora in the rumen of Korean native goat. The results which were obtained in this experiment are as follows : 1. The gram negative cocci which were isolated are Veillonella alcalescens, Megaspharea elsdenii and Quin's Oval. The M-VS medium and PMS medium could be used successfully as a selective medium for the isolation of Veillonella and Megasphaera in the rumen, respectively. 2. The gram negative rods which were isolated are Bacteroides ruminicola subsp. ruminicola, Bacteroides ruminicola subsp. breuis, Bacteroides succinogenes, Fusobacterium necrophorum, Butyriuibrio fibrisoluens, Succinimonas amylolytica, Selenomonas ruminantium and Clostridium clostridiiforme. The CC-NBGT medium and FS medium could be used successfully as a selective medium for the isolation of Bacteroides and Fusobacterium in the rumen, respectively.