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      • 一部 國民學校 學生들의 寄生충豫防處에 關한 家庭과 學校에서의 知識 및 習慣에 對한 調査 : 公·私立 國民學校 5學年 學生을 對象으로

        崔明子 中央醫學社 1975 中央醫學 Vol.28 No.5

        This survey study was conducted to find out knowledge and hygienic habits about the prevention of parasitic infection in 432 public school and 250 private school children who were enrolled at the fifth grade during the period of February 18-22, 1975. The results of this study were summarized as follows: 1) On educational background of the mothers, 25.5% Were graduates of college and over. The proportion between public and private school of the mother's educational background were 14.9% to 85.1%. 2) Among surveyed students, 84.9% of them answered correctly on question of name of Ascaris lumbricoides (round warm) and 33.6% in case of clonorchis sinensis. 3) Correct response of knowledge test on symptoms and parasitic area of Ascaris lumbricoides were as follows. a. "Vomiting and frequent pain in abdomen" -60.2% was correct answer in public school and 84.4% at the private school. b. "Parasite at small intestine"-63.2% was correct answer in public school and 78.4% at the private school. c. "Enter through mouth "-60.9% was correct answer in public school and 92.0% at the private school. 4) Correct answer was low in question of prevention method on I'aragonimus westermani (lung hook) was as low as 44.0%. 5) The question on suitable reservoir for a parasite were correctly answered in 62.8% of the student to the item of human feces and contaminated soil and. the item of room dust was 1106.4, 05. 6) The question on safe washing method of vegetables was answered in 59.7% of the students in item "wash several times in running water". 7) The question on taking time for antiparasitic drug is whenever eggs are found in stool examination was correctly answered in 50.6% of the students. 8) The "yes" in question of whether did they have chance to learn about. parasite control at the school was 89.1% and 31. 6% of them responded it was athletic class. 9) The question on by whom did they learned was 90.5% answered they were taught by the class-room teacher, and 9.5% said by the school nurse. 10) The preferred foods of the students were mentioned as kimchi and Sang. chussam (fresh vegetables to eat) in 83.2% of the students. 11) No relationship between parasitic infection episode and age of mothers and birth order of students were found as a result of statistical test (chi-square test p>O.05). 12) Significant relationship between parasite infection history of the students and educational level of mothers; the lower the education of mother, the more times infected by the parasite warms (p <0.05).

      • KCI등재
      • SCOPUSKCI등재

        Cellulase 활성에 대한 몇가지 금속이온의 영향

        최명자,김영민,김은수 한국미생물학회 1976 미생물학회지 Vol.14 No.2

        Three conmmercial cellulases prepared from Penicillium notatum(cellulalse[K]), Trichoderma viride(cellulase[J]) and Aspergillus niger(cellulase[A]) were nalyzed with respect to their relative purity, activity and the effects of several metal ions on their activities. The activity of cellulase[K] was the strongest of all and that of cellulase[A] being the weaker. The purity of cellulalse[K] was the highest while that of cellulase[J] was the lowest. Under the assay conditions, the optimum concentrations of $Zn^{++}$ and $Mg^{++}$ ions for the activity of cellulase[K] was the highest while that of cellulase[J] was the lowest. Under the assay conditions, the optimum concentrations of $Zn^{++}$ and $Mg^{++}$ ions for the activity of cellulalse[K] was the highest while that of cellulase [A] being weaker. The purity of cellulase[K] was the highest while that of cellulase[J] was the lowest. Under the assay conditions, the optimum concentrations of $Zn^{++}$ and $MG^{++}$ ions for the activity of cellulase[K] were 2 and 7mM while those of cellulase[A] were 5 and 6 mM respectively and those of cellulase[J] were 3mM for both ions. Cellulase[K] and cellulase[J] were more strongly activated by $Zn^{++}$ than $Mg^{++}$ and cellulase[J] by $Mg^{++}$ than $Zn^{++}$. Both $Cu^{++}$ and $Mn^{++}$ ions inhibited by these metal ions. the inhibitory effects of $Mn^{++}$ ions for enzyme activities were stronger than $Cu^{++}$ ions. The Ki values of $Cu^{++}$ and $Mn^{++}$ for cellulase[K] were found to be 6.1 and 0.7mM, those of cellulase[J] were 2.6 and 0.32 mM, and those of cellulalse[A] were 2.0 and 0.2 mM respectively. Both $Cu^{++}$ and $Mn^{++}$ ions showed a pattrn of competitive inhibition of the enzyme activity. When Na-CMC was used as substrate, the Km and V values of celluase [K] were calculated to be $2.0{\times}10^{-4}mM$ and 3.43mmoles/hour, those of cellulase[J] were $2.4{\times}10^{-4}mM$ and 3.77mmoles/hour, and those of cellulase[A] were $4.0{\times}10^{-4}mM$ and 4.00mmoles/hour respectively.

      • The Evaluation of T/E and T/LH Ratios in Athelete's Urine by the Radioimmunoassay Methods

        최명자,강혜경,정태화,박종세,한문희,Choi, Myung-Ja,Kang, Hea-Kyung,Chung, Tai-Wha,Park, Jong-Sei,Han, Moon-H. 생화학분자생물학회 1987 한국생화학회지 Vol.20 No.3

        Anabolic steroid를 정상인에게 투약하면 testosterone/epitestosterone(T/E) 비율과 testosterone/leutenizing hormone(T/LH) 비율은 상승된다고 보고된 바 있다. 위와같은 보고를 근거로, 1986년도 제 10회 아시아 경기에 입상한 선수 및 그 후보선수의 뇨를 검체로 하여 RIA를 이용한 testosterone(T)과 epitestosterone(E) leutenizing hormone(LH)의 정량분석을 수행했으며, T/E, T/LH의 정상치 및 그 분포도를 확립하였다. 또한 T/E와 T/LH의 상관관계를 조사한 결과 T/E와 T/LH가 정상범위에 속할 경우에는 T/E가 높은 값을 갖더라도 T/LH가 반드시 높은 것으로 나타나지는 않았다. 이번에 사용한 RIA방법은 강도가 매우 높고 광범위한 농도에 걸쳐서 교차 반응없이 T와 E를 각각 정량적으로 측정할 수 있음을 확인하였다. The studies reported that the urinary ratios of testosterone/epitestosterone(T/E) and testosterone/leutenizing hormone(T/LH) were increased significantly by the administration of anabolic steroids to normal subjects. Based on the report above, the T/E and T/LH ratios were investigated by a RIA method for the 194 urine specimens of the Asian Games atheletes. The normal distribution of the testosterone(T), epitestosterone(E), and leutenizing hormone(LH) values were established and the T/E and T/LH ratios were investigated for steroid doping control. The correlation study between the T/E and T/LH ratios indicates that the high T/E ratio is not necessarily associated with the high T/LH ratio within the population who have the normal values of the TIE and T/LH ratios. It was also found that the RIA performances of T and E assays were very sensitive and could quantitatively detect the T and E respectively without cross-reaction. The standard curve range covers a broad range of steroid values.

      • 一部 男性의 飮酒行爲와 家庭에 미치는 影響에 對한 調査

        崔明子 서울大學校保健大學院 1975 公衆保健雜誌 Vol.12 No.2

        This survey study on drinking behaviors of men and its influences to their families was conducted by means of the questionnaire toward 489 employees at seven industrial companies in Seoul during a period of August, 1975. The results of the study were appeared as follows: 1. The degrees of drinking were classified into four categories according to the Miller and Burt's Method. Out of the 489 respondents, the proportions of drinking degrees appeared as non-drinkers 8.4%, small drinkers 49.1%, medium drinkers 29.4%, and heavy drinkers 13.1%. 2. No relationships between the age and/or occupation and the degree of drinking behaviors were observed. 3. The proportions of non-drinkers and heavy drinkers among those with educational level of middle school or less were 11.9% each, while the proportions of the college graduates were 6.1% and 15.5%, respectively. 4. The proportions of non-drinkers and small drinkers in the group with monthly income of less than 50,000 Won were 73.8% and 26.2%, while the proportions in the group with monthly income of more than 100,000 Won were 53.2% and 46.8%, respectively. 5. The proportions of non-and small drinkers and medium and heavy drinkers among those who hame no family members of school-age children yet were 50.0% each, while the proportions among those who have more than four school-age children were 71.1% and 28.9%, respectively. 6. Of the drinking motives of the heavy drinkers, it was more or less habitual, but that of the small drinkers was for social gathering or business. 7. The distribution of most popular places of drinking were appeared as Daipojip 65.4% and beer hall 16.5%. Their most favorable kinds of liquor was the soju with the proportion of 57.4% and next was beer with 25.4%. 8. In number of companions in drinking, one or two were the most frequent one in small drinkers, and more than three were the most frequent number of companions in medium and heavy drinkers. 9. The severer the degree of drinking, the more frequent gastric ulcer, hang over in next morning, gastric distress and absence to work in next day were observed. 10. In the frequency of very often quarrel with their family members, it was 6.3% in the group of small drinkers, and was 20.3% in the group of heavy drinkers. 11. There were no significant relationships between the degree of drinking and the degree of economic problems of the family, conflicts with wife, disharmony of family life, and the problems in child rearing.

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