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李淳宰,嚴玉今,黃春仙,李敬淑 효성여자대학교 새마을연구소 1985 새마을硏究論文集 Vol.5 No.-
In order to investigate the degree of changes in quality of fryingoils to be used at snack corners and street stalls in Taegu area,color density, acid value(AV), peroxide value(POV), carbonyl value(COV), and TBA Value were measured. 95 samples in summer and 91 samples in winter were collectedfrom oils fried for fish cake, hatdogs, chicken, vegetable and doug-hnuts. The mean value of color density, AV, POV and COV on thefrying oils collected In summer were higher than those in winter,while TBA value of oils in summer was similar to that in winter.According to the kinds of fried food, the degree of the change inquality of frying oil was high in order of fish cake, hotdog·, chicken,vegetable and doughnuts.
이옥재,안태영 단국대학교 1997 論文集 Vol.31 No.-
Ammonia oxidizing bacteria associated with the nitrification activity were 144 to 1,860 MPN/100㎖ (mean : 755 MPN/100㎖) in April, 300 to 9,200 MPN/100㎖ (mean : 2,062 MPN/100㎖) in June and 220 to 1,060 MPN/100㎖(mean : 520 MPN/100㎖) in August. Nitrite oxidizing bacteria which were also relative to the nitrification activity were 122 to 780 MPN/100㎖ (mean : 361 MPN/100㎖) in April, 200 to 22,000 MPN/100㎖ (mean : 3,792 MPN/100㎖) in August. The value of ammonia and nitrite oxidizing bacteria was significantly high in June. The range of nitrification activity showed that 0.01∼0.85 ㎍-N/ℓ/day (mean : 0.13 ㎍-N/ℓ/day) in April, 0.18∼1.8 ㎍-N/ℓ/day (mean : 0.78 ㎍-N/ℓ/day) in June and 0.05∼1.14 ㎍-N/ℓ/day (mean : 0.56 ㎍-N/ℓ/day) in August, respectively. Diurnal variation of the nitrification activity was correlated with water temperature(r=0.537, p〈0.05), ammonia-N(r=0.379, p〈0.05) and chlorophyll-a(r=0.399, p〈0.05), respectively.
朴敬玉,李永植,宋在鴻 全北大學校 學生生活硏究所 1992 學生生活硏究 Vol.19 No.-
This study was attempted to introduce the group guidance activity, in which the guide has provided the freshmen with their results of psychological tests and has encouraged to improve their self-understanding, and to examine the effectiveness of that activity. In this study, investigators have highlighted the historical background of the group guidance activity through using the results of psychological tests, and have given and outline of the practice of present activity, including 1) the understanding of human behavior and the functions of psychological testing in the base of the information-processing approach ; 2) the main points in interpreting the results of psychological tests and the implications of individual test for self-understanding ; 3) the general strategies for identifying the problems of individuals and coping with them ; and 4) the introduction to the purpose and activities of the Student Guidance and Counseling Center at Chonbuk National University and the guide to use the Center. And then they have examined the direct and/or indirect effectiveness of that activity. This study has suggested several recommandations for the future activity as follows : 1. It is necessary to examine earnestly the purpose and contents of psychological tests used in the group guidance, so that students may search the self-understanding actively. 2. It is necessary to make an effort in helping the students identify the practical problems, specific to psychological adjustment such as interpersonal relationships, adademic performance, career development, and so on, and cope with them. 3. It is necessary to evaluated continuously the effectiveness of the group guidance activity through using the result of psychological tests, and it is followed by formulating a plan which may result in the improvement of that activity in future.
최옥자,이행재 順天大學校 師範大學 附屬 科學敎育硏究所 1995 科學과 敎育 Vol.3 No.-
감자를 마이크로파로 단시간 처리하여 50일 동안 저장한 후 분리한 감자전분의 이화학적 성질 변화에 대한 실험 결과는 다음과 같다. 감자전분의 물결합력은 저장에 의해 증가하였으며, 마이크로파 가열시간이 길수록 저장후 전분의 물결합능력은 증가되었다. 요오드반응은 저장 및 마이크로파 가열에 의하여 감소하였으며, 마이크로파 가열 시간이 길수록 저장 후 blue value 및 아밀로오스 함량은 더 감소되었다. 전분입자의 형태는 저장 및 마이크로파 가열에 의한 변화는 나타나지 않았다. X-ray 회절도에 의한 상대적 결정화도는 저장에 의해 감소하였으나, 마이크로파 가열 후 저장한 경우에는 증가되었다. 아밀로그램에 의한 감자전분의 호화개시온도와 냉각점도는 저장 및 마이크로파 가열시간이 길수록 저장 후 상승되었고, 최고점도 및 breakdown은 더 낮아졌다. DSC에 의한 감자전분의 호화온도 범위는 저장하였을 때 약간 상승된 반면, 호화엔탈피는 감소되었다. 마이크로파로 가열하여 저장한 경우 마이크로파 가열시간이 길수록 호화온도 및 호화엔탈피는 더 높게 나타났다. The purpose of this study was to investigate the properties of potato starch after the storage of potato heated by microwave. Potatoes were exposed to the microwave energy in a 560 W, 2,450 MH₂ oven for 30, 60 and 90 seconds and stored 50 days. The results were as follows; As the microwave heating time took longer, water binding capacity increased, while blue value and amylose content decreased. The shape of potato starch granules was not changed by microwave heating and storage. Relative crystallinity by the x-ray diffraction was shown to have decreased a little bit with storage, but to have increased after storage by microwave heating. The longer microwave heating time and storage was, the higher gelatinization temperature and cold viscosity by the amylogram were, while the lower maximum viscosity and breakdown were. When in storage, gelatinization temperature of potato starch by the DSC appeared to increase a little bit, but enthalpy decreased. When in microwave heating, gelatinization temperature and enthalpy were getting higher.
항암화학요법 관련 오심과 구토 완화를 위한 비약물요법에 관한 연구동향
소향숙,최자윤,조인숙,김영재,김지영,김애숙,김옥미,김춘심,김현오,설영애,안정옥,이애리,이영자 성인간호학회 2003 성인간호학회지 Vol.15 No.3
Purpose: Purposes of this study were to understand the current trends on complementary therapy in relieving chemotherapy-induced nausea and vomiting and to suggest the future research direction. Method: Subjects were selected on CINAHL, MEDLINE, Korean Academy Data Base from 1980 to 2001 which used nausea, vomiting, chemotherapy and complementary therapy as key words in experimental studies. Eight korean articles and twenty-one international articles were analyzed in terms of general characteristics, research methods, and types of complementary therapy. Data were analyzed by using descriptive statistical methods. Result: Since 2000, researchers have more actively used complementary therapy. In subject characteristics, mean age was 35.5 years old, 45% of the researchers were performed with high level of incidence of chemotherapy induced vomiting, 14% of them set limit of consecutive cycle during research, and 65% of them did not comment the selecting criteria of sample. About 60% of them were designed post-test only control group: 35% used INV by Rhodes, 31% used Likert scale, and 24% used VAS for dependent variable. Muscle relaxation therapy was mostly applied for relief of nausea and vomiting. Conclusion: Further studies will be needed to control extrinsic variables affecting nausea and vomiting in research design and to accumulate evidence with studies applying various complementary therapies.
장세진,고상백,강동묵,김성아,강명근,이철갑,정진주,조정진,손미아,채창호,김정원,김정일,김형수,노상철,박재범,우종민,김수영,김정연,하미나,박정선,이경용,김형렬,공정옥,김인아,김정수,박준호,현숙정,손동국 大韓産業醫學會 2005 대한직업환경의학회지 Vol.17 No.4
Background and Purposes: Over the past three decades, numerous studies performed in Korea have reported that job stress is a determinant risk factor for chronic diseases and work disability. Every society has its own culture and occupational climate particular to their organizations, and hence experiences different occupational stress. An occupational stress measurement tool therefore needs to be developed to estimate it objectively. The purpose of this study is to develop and standardize the Korean Occupational Stress Scale (KOSS) which is considered to be unique and specific occupational stressors in Korean employees. Subjects and Methods: Data were obtained from the National Study for Development and Standardization of Occupational Stress (NSDSOS Project: 2002-2004). A total of 12,631 employees from a nationwide sample proportional to the Korean Standard Industrial Classification and the Korean Standard Occupational Classification were administered. The KOSS was developed for 2 years (2002-2004). In the first year, we collected 255 items from the most popular job stress measurement tools such as JCQ, ERI, NIOSH and OSI, and 44 items derived from the a qualitative study (depth interview). Forty-three items of KOSS, in the second year, were retained for use in the final version of the KOSS by using Delphi and factor analysis. Items were scored using conventional 1-2-3-4 Likert scores for the response categories. Results: We developed eight subscales by using factor analysis and validation process: physical environment (3 items), job demand (8 items), insufficient job control (5 items), interpersonal conflict (4 items), job insecurity (6 items), organizational system (7 items), lack of reward (6 items), and occupational climate (4 items). Together they explained 50.0% of total variance. Internal consistency alpha scores were ranged from 0.51 to 0.82. Twenty-four items of the short form of the KOSS (KOSS-SF) were also developed to estimate job stress in the work setting. Because the levels of the subscales of occupational stress were gender dependent, gender-specific standard norms for both the 43-item full version and the 24-item short form using a quartile for the subscales of KOSS were presented. Conclusion: The results of this study suggest that KOSS might be an appropriate measurement scale to estimate occupational stress of Korean employees. Further and more detailed study needs to be conducted to improve the validity of this scale.