The sterilizing effect of electron beam was compared with that of gamma irradiation for commercial ginseng powders. White and red ginseng powders were contaminated by about $10^5\;CFU/g$ of total bacteria and by $10^3\;CFU$ of coliforms only in white ginseng powder. Data of microbial population for the sterilizing effect of electron beam irradiation showed that no microorganisms were detected in the samples irradiated up to 7.5 kGy for total aerobic bacteria and 2.5 kGy for molds and coliforms. Such doses were effective for controlling the microbial growth in the samples during 4 months of storage at room temperature. Decimal reduction doses $(D_{10}$ value) on the initial bacterial populations were $2.85{\sim}3.75\;kGy$ in electron beam and $2.33{\sim}2.44\;kGy$ in gamma irradiation, which were influenced by the initial microbial loads and the energy applied. Compared with gamma irradiation, electron beam showed a similar result in its sterilizing effect on ginseng powders, suggesting its potential utilization in due time.
Journal of Korean Home Economics Education Association
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v.22
no.4
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pp.155-183
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2010
The purpose of this study is to obtain a suggestion for writing, revising, and reorganizing for the current Korean Home Economics Textbook. To achieve this goal, the housing unit in the Home Economics curriculums from eight kinds of Japanese textbooks were analyzed. The subject of analysis was Technology Home Economics textbook Home Economics Part 2 volumes used in middle school 2009 and Home Economics Synthesis 6 volumes in high school. Contents of main text, terminology, reading material, tables and activities were analyzed. The suggestions of this analysis are as followings. First according to the increase of the level of school, if the field of housing is organized to be intensified systematically with relation to education, the goal of the subject would be clearly realized to the students. Thus, the middle school curriculum and textbook of housing field should be constructed with the consideration of education level according to the grade and the level of school. The method of intensive education in single point of time would result in low efficiency so the current curriculum should be re-considered. Second, perspective of resident, local community, terrain environment, housing culture should be included in housing education so that the learner may value the relationship between him and the society, think of the earth environment, succeed and advance the traditional culture. Third, the curriculum of the housing field should be organized with the consideration of understanding the level of middle, high school students. Middle school, with their student's low understanding, should include more experiential activity such as experiment and practice in their curriculum. On the other hand, curriculum which can enable student to research problems on their own and to apply them in their real life is required in high school course.
Kim, So Young;Park, Jong-Hyock;Kang, Kyoung Hee;Hwang, Inuk;Yang, Hyung Kook;Won, Young-Joo;Seo, Hong-Gwan;Lee, Dukhyoung;Yoon, Seok-Jun
Asian Pacific Journal of Cancer Prevention
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v.16
no.3
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pp.1295-1301
/
2015
Background: Cancer imposes a significant economic burden on individuals, families and society. The purpose of this study was to estimate the economic burden of cancer using the healthcare claims and cancer registry data in Korea in 2009. Materials and Methods: The economic burden of cancer was estimated using the prevalence data where patients were identified in the Korean Central Cancer Registry. We estimated the medical, non-medical, morbidity and mortality cost due to lost productivity. Medical costs were calculated using the healthcare claims data obtained from the Korean National Health Insurance (KNHI) Corporation. Non-medical costs included the cost of transportation to visit health providers, costs associated with caregiving for cancer patients, and costs for complementary and alternative medicine (CAM). Data acquired from the Korean National Statistics Office and Ministry of Labor were used to calculate the life expectancy at the time of death, age- and gender-specific wages on average, adjusted for unemployment and labor force participation rate. Sensitivity analysis was performed to derive the current value of foregone future earnings due to premature death, discounted at 3% and 5%. Results: In 2009, estimated total economic cost of cancer amounted to $17.3 billion at a 3% discount rate. Medical care accounted for 28.3% of total costs, followed by non-medical (17.2%), morbidity (24.2%) and mortality (30.3%) costs. Conclusions: Given that the direct medical cost sharply increased over the last decade, we must strive to construct a sustainable health care system that provides better care while lowering the cost. In addition, a comprehensive cancer survivorship policy aimed at lower caregiving cost and higher rate of return to work has become more important than previously considered.
This study examined to find out the relationship between nutritional knowledge and food habit of the students majoring food & nutrition(218 students) and the students majoring Korean oriental medicine(286 students). The results of this study are as follows; 1)The intake of vegetable and dairy products is high for the students majoring food & nutrition(p<0.01), and the intake of instant food is low for the students majoring Korean oriental medicine(p<0.01). 2)In the value of diet, the ratio which acknowledges the importance of the relationship between the diet and the nutrients is high for the students majoring food & nutrition (p<0.01), and the ratio which acknowledges the diet as the way to remove hunger or to enjoy eating is high for the students majoring Korean oriental medicine(p<0.01). The ratio of the students who acknowledge taste, nutrition and preference as the important factors in selecting foods is high for the students majoring food & nutrition(p<0.01). The ratio of regularity in each meal, consuming time, and the food quantity is high for the students majoring Korean oriental medicine(p<0.01). 3)The total score of 20 inquiring items about nutritional knowledge is high for the students majoring food & nutrition(p<0.01), and especially the mark is high in such items inquiring the relationship between animal fat and nutrition(p<0.01), the relationship between water and obesity(p<0.05), the relationship between cholesterol and food(p<0.01), the recommended energy quantity(p<0.05), and the vitamin B group (P<0.01). According to this study, it is hard to determine that there is inevitable positive relationship between diet habits and nutritional knowledge. The students majoring food and nutrition know better than the students majoring Korean oriental medicine about the relationship between diet, health and nutrients however they can not practice what they blow when selecting foods. On the other hand the students majoring Korean oriental medicine show lower marks in food habits and nutritional knowledge than those of the students majoring food and nutrition; however, they show higher marks in practicing regular diet. According to this result it is necessary to increase the subjects related nutrition in the curriculum not only lot the students majoring food & nutrition to practice their nutritional knowledge in their actual life but also for the students majoring Korean oriental medicine to obtain correct nutritional knowledge and information.
This research started with the objective to clarify how policemen are affected by promotion by test among promotion system of police which is one of the very important factors deciding the efficiency of organization through morale of policemen and which is mentioned as a factor that raises morale of policeman. The job of police is the ground of life for policemen and the place of opportunity where they can find and develop the ego. Though it is difficult to perfectly realize diverse values and desires of individuals in the organizational society which is ruled by plural values, the organization is still responsible for grasping the desire and value of individual for organization and satisfying them to the minimal level. Nobody is free from stress in the past, present and future. That is, stress can be seen as a phenomenon that inevitably occurs in any occupation and environment. The stress factor of policeman in the organization that has been discussed all the time is the deficient opportunities of promotion. Thus, it is most important to manage the stress of members in the organization so as to efficiently operate police organization. If the factor of stress perceived by the members can be grasped and diminished, the efficiency of business will be increased. The objective of this research is to reduce the stress of policemen suffering in the test promotion system by analyzing the recognition of members, to find the method reducing stress by performing empirical research and to prepare alternatives in policy in the aspect of human resources in police and management of organization.
An existing Steel pipe, Cast iron pipe and Concrete pipe is can not escaped from aging, specially Metal tube is causing many problems that the quality of water worse is concerned about many rust and mike efficient use of preservation of water. The use of Glassfiber Reinforced Plastic Pipe(GRP PIPE) should be one of the possible scheme to get over these problems. The GRP PIPE has an excellent resistance power and the life is lasting from 50 to 100 years roughly. It's to be useful as a result of high durability and a good construction work also it is a light weight therefore can be expected to short the time of construction and man power. In this research, to executed the small-scaled model test, in-situ model test using CLSM of in-situ soil and to evaluated the stress - strain of the pipe also try to estimated how useful is. From the model test in laboratory, the vertical and horizontal deformation of the GRP PIPE measured in six instance using 200mm and 300mm in diameters. The value of experimentation, theory, analysis got the same results of the test, but the vertical and horizontal deformation gauged in small and the earth pressure was almost zero using CLSM of in-situ soil..
Narrative has broad domains. So it is related to the everything man faces in his daily life and also performed in various modes. Narrative is revealed through all media including a character, which is also applied to plastic art. And narrative objects formed beyond the differences in media aid forms of expression are commonly based on a language. The study on such objects which created a new conceit of narratology can be said to be a spiritual trend by which to understand the world and man from the viewpoint of a 'story'. Plastic art took high interest in narrative in the same period as the rise of postmodernist art in the latter half of the 20th century, which was also applied to sculpture. The researcher, therefore, investigated through the history of sculpture in the 20th century the process in which narrative was denied under the value system of modernism and reappeared with the quickening of postmodernism. And as a result this period could be briefly characterized by 'return to figure' and 'reappearance of narrative'. The is, such flow means that late sculpture converted its center of interest from simple geometric abstract forms to irregular, figurative images. The researcher chose as the subject of his study the work of Louise Bourgeois, who was judged to have performed narrative positively and successfully among a great number of performed narrative positively and successfully among a great number of postmodernist sculptors who adopted it as their own strategy of expression. As the central artist of postmodrnist sculpture, She expressed human desire and condition as sexuality through the introspection of her own personal experience in contrast to the character of pop art sensitive to external world. The researcher borrowed narrative semiotics as a method of analyzing more elaborately the problem about the generation of narrative shown in her works. For it, he selected as the sample work for analysis Bourgeois's , which were judged to contain narrative most abundantly and as the metaphor of a gaze and recollection presented a new woman self that sublimed love, hatred, and loneliness. The narrative in her works are characterized by introspection questioning one's own trauma. It has independent domain and characteristics and clearly reveals narrative and content-centered characteristics, which are commonly discovered in postmodernist sculpture. The researcher could more concretely and definitely understand the characteristics of narrative through figurative images by analyzing the sample work. The researcher wanted to call your attention to the fact that the sculpture in the late 20th century contained narrative commonly and uniformly despite being characterized by various expressions and modes. And the focused on highlighting the fact that the narrative was more effectively revealed through figurative images of human body and simultaneously analyzing the formalizing process and structure for narrative. Besides he wanted to argue that the position of narrative defining the characteristics of sculpture should be valued more justly. Also, such acceptance of narrative, which is discovered in the sculpture, will have to be understood as the characteristics of the period reflecting the cultural aspect of the present time.
Jung, Yun-Joo;Kim, Dae-Kyun;Choi, Youn-Seon;Korean Palliative Medicine Research Group, Korean Palliative Medicine Research Group;Shim, Jae-Yong
Journal of Hospice and Palliative Care
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v.9
no.1
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pp.35-39
/
2006
A 77-year-old female presented panperitonitis due to advanced gastric ranter during palliative care. In the case of panperitonitis following obstruction or perforation, surgical treatment is vital to avoid fatal sepsis and dehydration. However, the risk of surgery and the residual life of a patient must be carefully considered because of high mortality and complication rate in those patients with advanced disease due to the poor condition. The therapeutic value of aggressive hydration, nasogastric tube insertion, and the use of antibiotics is also questionable. Palliative surgery was not performed on this case, and she passed away peacefully in the presence of family after 4 days of palliative medical care. Here is the appropriate management for this kind of patients we would like to recommend through review of relevant references and long discussions. Firstly, we need to predict survival time using clinical variables. Secondly, considering patient status and risk of surgery, non surgical palliative care such as pain control, transient nasogastric tube insertion, and parenteral hydration is recommended. Minimal use of fluid is desirable to minimize complications such as edema and dyspnea if massive hydration in the beginning of treatment is not proved to be effective. Even though started earlier in the course of disease, discontinuation of antibiotics could be discussed with patients and their caregiver if patient status is not improved.
The objective of this study was to determine the shelf-life effects and residual nitrite content of emulsified sausages added with pine needles during cold storage. The sausage consisted of four types: no pine needles added (control), pine needle juice added (T1), ethanol extract of pine needles added (T2), and boiling extract of pine needles added (T3). Each sausage type was tested in triplicate and assigned to one of four storage periods: 0, 10, 20, or 30 d. As storage time increased, the presence of pine needles resulted in decreased pH, meat color (CIE $L^*$, $a^*$ and $b^*$), residual nitrite value, and increased thiobarbituric acid reactive substances (TBARS) values and total plate counts (TPC). Values for pH, TBARS, residual nitrite, total plate counts and CIE $L^*$ and $a^*$ decreased significantly with added pine needles relative to the control (p<0.05). In particular, T2 was significantly (p<0.05) more effective for delaying lipid oxidation than the other treatment groups. In conclusion, the results demonstrate that adding an ethanol extract of pine needles (T2) to emulsified sausages tended to improve antioxidative and antimicrobial effects and reduce residual nitrite content during storage compared to the other treatment groups.
Park, Young-Hoon;Chon, Beom-Jun;Kim, Young-Kyu;Lee, Seung-Woo
International Journal of Highway Engineering
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v.12
no.2
/
pp.9-16
/
2010
Roughness is the most important factor to maintain the road performance, and affects greatly on the design life in Jointed Plain Concrete pavements. Also, the factors the evaluate pavement‘s commonality is the three method such as functionality, safety and structural performance. In evaluating function of road, representative factors is the roughness, which has been used to determine maintenance time as key standard. As research for roughness is absence in pavement design. Applied roughness-model had a low-reliability in Korea. Therefore, it is needed to develop reliable model in road roughness. In this research, uniform specific is applied to distribute them after selecting the concrete pavements. Concrete pavement is divided by sections of 238. Total length of this sections has 281km and account for 16% of total road length in korean concrete pavements for selected sections. Considering the korean roughness-model, the evaluation of roughness is performed for the freezing index, average annual rainfall, condition for the base, the amount of traffic as well as spalling(%), cracking(%), age(year) at the selected section at the selected section. Also, additional sections is selected to evaluate various age which affects on the roughness. As a result of the analysis, it showed that spalling(%), cracking(%), age(year), and the condition of the base affected road roughness. When the correlation with the road roughness was analyzed, the reliable model for road roughness was proposed, and the ratio that can explain road roughness was R2-68.8% and P value-0 which is statistically meaningful.
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