• Development and Reproduction
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• v.17 no.4
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• pp.299-309
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• 2013

Transforming growth factor (TGF) family is well known to induce the chondrogenic differentiation of mesenchymal stem cells (MSC). However, the precise signal transduction pathways and underlying factors are not well known. Thus the present study aims to evaluate the possible role of C2 domain in the chondrogenic differentiation of human mesenchymal stem cells. To this end, 145 C2 domains in the adenovirus were individually transfected to hMSC, and morphological changes were examined. Among 145 C2 domains, C2 domain of protein kinase C eta ($PKC{\eta}$) was selected as a possible chondrogenic differentiation factor for hMSC. To confirm this possibility, we treated $TGF{\beta}3$, a well known chondrogenic differentiation factor of hMSC, and examined the increased-expression of glycosaminoglycan (GAG), collagen type II (COL II) as well as $PKC{\eta}$ using PT-PCR, immunocytochemistry and Western blot analysis. To further evaluation of C2 domain of $PKC{\eta}$, we examined morphological changes, expressions of GAG and COL II after transfection of $PKC{\eta}$-C2 domain in hMSC. Overexpression of $PKC{\eta}$-C2 domain induced morphological change and increased GAG and COL II expressions. The present results demonstrate that $PKC{\eta}$ involves in the TGF-${\beta}3$-induced chondrogenic differentiation of hMSC, and C2 domain of $PKC{\eta}$ has important role in this process.

• The Journal of the Korea Contents Association
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• v.20 no.11
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• pp.368-377
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• 2020

In this paper, the transmission and the phases of the memories in the novels dealing with Vietnam War have been studied. As a research method, Aleida Assmann's memory theory which plays a role in culturoloy theory is utilized. This study shows firstly that the others' voices excluded from the official memories of Vietnam War have emerged. Vietnam War novels released after 1990s actively reflecting the others' voices transmitted fresh the cultural memories. As the stories of civilian massacre, defoliant victims, and children of mixed bloods, Lai Daihan excluded from the official memories have emerged as a main them in the Vietnam War novels, they have become resistant memories. Existence and Formality, a Vietnam War novel by Bang Hyeonsuk brings up how to remember Vietnam War. His another novel, Time to Eat Lobster shows that without the fundamental retrospect and introspection of Vietnam War, Korea can't help but have the identity of America. Secondly, this paper shows that the tragedy of Vietnam War remains as a trauma that human bodies remember. White War by Ahn Jeonghyo shows that the memory moves back to the past in the process of struggle. In the novel, Slow Bullet by Lee Daehwan the phases of demage from defoliants lead to the family's tragedy. The Red Ao Dai by O Hyeonmi shows how a Korean-Vietnamese overcomes negation of his father and win his identity. In A Sad Song in Saigon shows that a mixed blood, Sairang who suffered from the confusion of his identity and his story fell down to a romance novel because of the weakness of narrative.

• Journal of Korean Academy of Nursing
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• v.25 no.2
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• pp.222-243
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• 1995

The purpose of this study was to present basic data in the nursing practice for the management of living kidney donor by understanding the nature and meaning of kidney donors, experiences. The research subjects were 11 living kidney donors who had donated from Mar 1991 to Feb. 1994 and discharged from the 3 hospitals in Pusan. Data has been collected by Intensive interview with donors. The data analysis has made by phenomenological method of Van Kaam for understanding the phenomenon and meaning of their experiences. The experiences of kidney donors were analyzed into the 4 situations, that is,'motivation of kidney donor', 'decision time to make kidney donation', 'pre-opperation','after donation'. The descriptive expression and common elements were drawn from original data of each situation on the basis of subjects' own words. From each situation, the com-mon elements of kidney donors' experiences were integrated, summarized and described as follows 1. Motivation of kidney donation They wanted to donate their kidney because of empathy of pain on the groung of love to the recipient and with exppectation of successful kidney transplant or as a solution of economic difficulty. 2. Experiences in deciding to make kidney do-nation In deciding to make kidney donation, donors had love toward the recipients. But they experienced conflict too. 3. Experiences before being operated on donated kidney In experiences from deciding to make kidney do nation to preoperation, donors had love toward the recipients. But they also felt anxiety or dissatisfaction. Therefore, they controlled their mind by their faith, support of medical staff or support of society. And they experienced regret for the sociological cognition or financial apprehension. 4. Experiences after kidney donation After kidney donation, donors experienced satis-faction and accompplishment in spite of mental and physical discomfortness, while they felt sense of loss / disappointment, repentance, regret, and apprehension of progress toward their condition. Thus, kidney donors donated their kidney on the ground of empathy and love to the recipient and with expectation of successful kidney transplant. But during the process of kidney donation, they ex perienced conflict, love, anxiety, regret, apprehension of economy. And after donation, they felt sense of satisfaction and accomplishment, while they felt sense of discomfortness, loss / disappointment, re-gret, repentance, or apprehension of progress toward their condition. This result contribute to nurses' role not only for the management of living kidney donors but also for the management of cadaver donors' family.

• Journal of Korean Academy of Nursing
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• v.3 no.1
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• pp.41-51
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• 1972

In this article, the writer attempted to study the followings: (1) mother's knowledge of milk feeding (including method of sterilization, formula and feeding) (2) reasons of artificial feeding (3) how much mothers are concerned about their artificial feeding infants (4) condition of growth and development of artificial feeding infants. As the object of study, 96 mothers with artificial feeding infants, who had consulted dep't of pediatrics of two Hospitals in Seoul (Korea Hospital and Med. College Woo Suk Hospital, Korea Uni.) and well baby clinic of the two Health Centers (Sung Dong and Dongdaemoon), were randomly sampled. The data were treated by the statistic method of chi-square and percentage, and come to the following conclusion. 1. Knowledge of milk feeding Sterilization: 70 percentages of mothers know about the milk sterilization (including bottle, nipple and instrument), but 55 percentages of them do not know the nipple sterilization correctly. Formula: 69 percentages of mothers follow the indicator or in accordance with doctor's directions, but 31 percentages do at their option by reasons that the baby often coughs up the milk, the baby is too small, the baby often has digestive troubles, or the baby grow fleshy heavily etc, except family economic problems. Feeding: only half of mothers know the correct feeding method, especially they do not know how to determine the heat degree of milk and how to bubble up the baby correctly. They just do feeding according to the accepted usages. 2. Reasons of artificial feeding Of the reasons of artificial feeding, 18 percentages were caused by infants and 82 percentages by mothers. Most of the reasons are mainly due to the lack of breast milk and sufficient supply of nourishments rather than mother's deficiency or mother's abnormality. 3. Mother's concern for artificial feeding infants Mothers who are sharply concerned for their artificial feeding baby's growth and development: 63%, mothers who made the baby (artificial feeding infant) routine vaccinated: 81%, mothers who ear anxious about the baby's future personality forming : 68%, mothers who care about the baby's condition of nourishment; 60%, mothers who are anxious about tile selection of baby's food; 54%. 4. The growth and development of artificial feeding infants compared with Korean average infants. The artificial feeding infants are above the Korean average infants in stature by 1.21 centimeters and in weight by 0.3 kilograms. Conclusion: It has been said that there is no better food for infant than the breast milk. However, the artificial feeding has been used for the supplement of nourishments and as substitute food for the breast milk. And this artificial feeding could give the married women the chance to act in society and more opportunity to develop themselves and to work for others at home and other fields. Considering these advantages, artificial feeding should not be exclusive, but preferably should be more improved and inquired positively. And even in artificial feeding, what is most important is that mothers should recognize the requirement and need of artificial feeding clearly and correctly, and they should be accustomed to the correct knowledge and skills of artificial feeding in order to practice it appropriately. In some degree, they should be properly trained in school education process.

• The Korean Journal of Community Living Science
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• v.15 no.4
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• pp.149-163
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• 2004

The purpose of this study is to present a plan to activate the production and consumption of environmently friendly agricultural products through an analysis on the understanding degree, the level and inclination of consumption, the satisfaction degree of consumption, and the comprehension degree of production and circulation process of the environmently friendly agricultural products. 1 reviewed the literature and did survey In this study. The results are as follows : (1) As a result of an analysis on the understanding degree of the environmently friendly agricultural products, it is shown to get 6.37 points out of 10 and also, there is a difference between age, educational background, and income level. (2) In the case of research on the method to distinguish the environmently friendly agricultural products from others, it is proved that consumers have a strong faith on quality guarantee marks and there is a difference between gender, income level, and consumption period. (3) It is also shown that consumers purchase environmently friendly agricultural products for the family member's health in the survey on the motivation for purchasing them. And also, there is a difference between men and women. (4) The result of the survey on the consumption scale of the environmently friendly agricultural products shows that 94 people(60.3％) spend more than 50％ of their gloss foodstuffs cost purchasing them and 20 people(12.8％) spend 30-50％. (5) In the survey on the amount and the frequency of the purchasing items of the envirounently friendly agricultural products, respondents count livestock products mostly in amount while point out main cereals and a kinds of soy and pastes in frequency. (6) Consumers ask that the price of environmently friendly agricultural products is a little expensive or reasonable and there is no differences between individual groups. (7) In the case of the purchase of foreign environmently friendly agricultural products, there are more people who want to purchase domestic ones than those who want foreign ones. Therefore, it is shown that environmently friendly agricultural products have a counterpower after the market-open to import. (8) As a result of the analysis on the quality of environmently friendly agricultural products, it is proved that they have better quality than general agricultural products and also, it is found out that women feel larger differences than men in quality. (9) In the analysis on the satisfaction degree of the environmently friendly agricultural products, it is proved that respondents trust the safety and nutrition of them whereas they are not satisfied with the external shape of them. (10) It is analyzed that tile conversion of consumer's consciousness is the most critical factor for development of environmently friendly agriculture. (11) The factors to activate the consumption of environmently friendly agricultural products are proved in order of the enlargement of direct transaction, the conversion of consumer's consciousness, the easiness of purchase, activating consumers'unions, and publicity.

• Journal of the Korean Society of Food Culture
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• v.13 no.4
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• pp.275-291
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• 1998

Food irradiation is an emerging technology which offers many advantages such as reduction of microorganisms, extension of shelf-life of foods, reduction in the use of post-harvest chemicals, and destruction of insects and parasites. The commercial utilization of food irradiation, however, has been restricted because of the uncertainty of consumers' responses to it. Because success of food irradiation in the marketplace will depend upon their acceptability by consumers, this study focused on the consumers' perception and acceptance toward food irradiation in order to get basic data for commercial utilization of food irradiation and give information to consumers to help rational consumption behavior. The survey with 411 respondents living in Youngnam area was conducted during the spring of 1997 by the questionnaires. The results and implications from this study are as follows. First, consumers' knowledge about food irradiation is scanty. Two-thirds of respondents in the survey had not heard of irradiated foods and many people confused irradiation with radioactivity. In the willingness to accept food irradiation, one-third of respondents showed a wait-and-see attitude. This result indicated consumers had insufficient information about the irradiation process and nationwide education of food irradiation technology should be undertaken. Second, although the purchase and use of food are very important consumption behaviors, consumer education by mass communication has been rarely done. For the successful commercialization of food irradiation, the information provision by mass communication for the consumers should be made. Third, consumers generally worried about residual pesticide and intended to purchase irradiated foods if radioactivity was not retained in the foods. Therefore, food irradiation could be an alternative method to the use of pesticide Fourth, consumers pointed out that they wanted to extend shelf-life of milk and dairy foods, fish and seafood and to irradiate these foods. Therefore, research for the safety of irradiated foods should be continually conducted. finally, labeling for irradiated foods is needed to provide the information and to further increase public understanding. Especially, the labeling should show the definite reason why irradiation is being used. In conclusion, recently, under the circumstances that the commercial utilization of food irradiation and irradiation for the import and export products have been increased in many countries, many efforts are needed to improve the quality of irradiated foods, and prove the safety of them in Korea. In addition, consumer education for food irradiation should be given to help consumers to make decision for food purchase and use.

• The Journal of Korean Academic Society of Nursing Education
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• v.3 no.2
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• pp.125-149
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• 1997

The role of nurses in Korea is undergoing significant change because of the economic development, medical insurance and the change of family structure. It will be predicted that the nurse's role is extended more and more in the 21C. So the nursing curriculum in nursing education is the most important thing to prepare a good quality of nursing. Furthermore qualified curriculum calls for the development of desirable attitudes in nursing students. The purpose of this descriptive study was to collect data which can be used to facilitate the process of encouraging every college to assume greater responsibility for needed curriculum and educational conditions related to preperation of nursing students for various developed society toward 21C. A total sixty one nursing college were surveyed by mail during August and October 1997. Thirty six college(59%) responded. The data was analyzed by using SAS program. The results are as follows : 1) 32 college(88.9%) answered that they have Nursing educational philosophy and goal. 2) Total credits are 136credits, and the students who don't have teacher's course need 128 credits. 3) Nursing essential subjects comprise 84 credits, and nursing clinical practice subjects are 19 credits. 4) 15 colleges(41.7%) have their own hospital for student's clinical practice, 36 college(100%) take the community nursing practice in public health center, 34college(94.4%) take the school health nursing practice. 5 college(13.9%) have industrial nursing practice. 5) 3-year nursing college have 6.4 professor, 3.5 assistent professor, 1.9 and 3.4 full faculty and 7.4 part time faculty. We sugest that 3-year college have to have nursing educational philosophy and goal in terms of nursing educational standard. To improve the quality of nursing education every college should try to increase the number of professor and to contact qualified hospital for students clinical practice.

• Korean Journal of Social Welfare
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• v.55
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• pp.255-281
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• 2003

This study sought to explore factors affecting the adjustment of children living in shelters for battered women. Specifically, the impact of domestic violence on children's internal and external adjustment was examined using data from two samples: children who were exposed to marital violence and those who did not have violent experience. Likewise, this study identified the variables that distinguished the "resilient" children from the maladjusted group. The pathways by which protective factors considerably affected children's adjustment were also investigated. A total of 72 children in a women's shelter and their mothers and 76 children in nonviolent homes and their mothers were considered. ANOVA, logistic regression models, and path analysis were employed to process the data. Results revealed that children of battered women demonstrated a high frequency of aggressive and delinquent behaviors and had poor academic achievement and depressive mood compared to children coming from nonviolent homes. Likewise, children who were exposed to marital violence and were physically abused themselves were more likely show aggressive or delinquent behaviors compared to those who only witnessed marital violence. In addition, social support was found to be a protective factor in academic achievement. Predictors of delinquent behavior included the mother's education and income as well as the children's age and social support. Factors related to children's self-esteem included the social support and the mother's self-esteem. Moreover, woman battering has a direct effect on children's adjustment as well as indirect effect through children's academic achievement and self-esteem. Finally, woman battering indirectly affected children's academic achievement through the mother's depression or the child's social support. Based on these findings, practical implications of enhancing children's adjustment were discussed.

• The Korean Journal of Elementary Counseling
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• v.6 no.1
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• pp.217-245
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• 2007

This research work was aimed at assisting isolated children to adapt their school life having examined the process of their changes by reducing isolation level and isolative behavior through means of implementing group art therapy program. To accomplish this purpose of research, 36 participants were selected from children attending Class 6, 4th Grade of D Elementary School located in Dajeon Metropolitan City, to which researcher was served as homeroom teacher. And the participants were asked to complete a survey that included social and emotional isolation scale test which was designed by Heh Sung-hee(1993) and 4 children marked more than 96 points were designated as isolated children. The group art therapy program exercised in this research was the one that reorganized by research to suit the research purpose based on the precedent works, and survey was conducted total 12 times, two time a week, within 60 minutes per time, between 6 September and 24 October 2006, and researcher conducted group art therapy program directly at Class 6, 4th Grade of D Elementary School using extra hours after school. And following analyses were performed in relation to results therefrom: First, to analyze changes of isolation level of isolated children Quantitatively, the results from pre and post test concerning social and emotional isolation scale were comparatively analyzed. Second, to analyze changes of psychological state of isolated children, projective drawing tests were performed using Kinetic House-Tree-Person(K-HTP) Drawing and Kinetic School Drawing(KSD) and results therefrom were comparatively analyzed. Third, to analyze Quantitatively what changes have been occurred in the isolated children during the course of forming interrelationships with group members while participating in group art therapy, proceedings were summarized per each stage of the program and analyzed accordingly. Fourth, results from researcher's observation of what changes have been occurred in the isolative behavior of isolated children before and after implementation of group art therapy were compared accordingly. Followings are resulting conclusions. First, group art therapy program reduced isolation level of isolated children. Second, group art therapy program changed the isolated children's psychological state into a stable and positive fashion. Third, isolated children became able to experience positive interrelations as well as establishment of new human relationships with group members during the course of participating in the group art therapy program. Fourth, group art therapy program reduced isolative behaviors of the isolated children. Therefore, conclusions could have been reached that the group art therapy program implemented in this research reduced isolative behaviors of the isolated children, and changed their anxious and depressed mental state into stable and positive ones, also established positive interrelationships as well as new human relationships. And, it will be able to expect a greater effect if a program which has been associated with their family could be proceeded along with continuous guidance and teaching having developed objective test tools that will discern isolated children.

• Korean Journal of Health Education and Promotion
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• v.7 no.2
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• pp.89-102
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• 1990

The research is a comparative study of death attitudes between male and female elderly people. There is no doubt as to the inevitability of death. And yet, there is a vast conspiracy involved in the word of dead or death. The aged are considered to be nearer death than are people in other age groups. Kalish(1976) emphasized that for the aged two meanings of death have significance for evaluating their life ; first, that older people are known to have a limited life time and face death ; second that older people are known to have suffered many death-imposed losses that are often associated with the dying process. In considering these implications, the level of anxiety regarding death and dying is a crucial factor in determining mental health. In the study, 152 male elderly and 145 female elderly residing in Seoul, Korea was compared on the four dimensions of death anxiety and assigned personal variables. Therefore, the purpose the research was (1) to examine the characteristics of subjects on the independent variables(age, marital status, family relationship, social activities, religiousity etc.) ; (2) to examine the relationship between the independent variables and each dimension of death axniety ; (3) to determine the proportion of variance in the respective of death anxiety which is accounted for by the respective independent variables ; (4) to examine whether a significant difference between the respective independent variables and each dimension of death anxiety has ; (5) to determine the combination of variables which is the most successful in explaining the variance in death anxiety. Finding from this study support the following conclusions; 1. There was a significant differences between the male and female subjects in the level of death anxiety. In turn, the male older adults had lower death anxiety than did the female elderly. This implies that male tend to look forward to death rather than deny it. 2. As there was evidences from several studies, this research found that fear of death decreases as age increases. 3. The following two variables that correlate best with dying anxiety of others in both male and female older adults : 'marriage life', 'social interaction'. 4. The variables 'age' and 'children' for both female and male elderly accounted for the most variance in death anxiety of self. The findings of the study lend this investigator several suggestions, implications and recommendations for future research. There can be no death without life, and conversely, no life without death. Psychologists and health-related professionals may be learn as much about death as they can in order to develop more healthy attitudes and in order to be able to better aid and comfort dying people and their familities. Perhaps most importantly, professionals may be help those who are not faced with death at present to develop an understanding of it and healthy attitudes toward it. The programs of death education are needed for dedication to the evitability of death and the preparation of life for the older adults. More seminars, symposiums and research on death attitudes are needed. Finally, study for female older adults has been negelected topic in the areas of women's study and health education. Future study, for female elderly, have to deeply investigate where those problems come from and how to cope with in order to the female elderly segment can live the rest of their lives in satisfaction with well-being.