• Title/Summary/Keyword: Human Ecology-based

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Stimulating the Growth of Kefir-isolated Lactic Acid Bacteria using Addition of Crude Flaxseed (Linum usitatissimum L.) Extract

  • Kim, Dong-Hyeon;Jeong, Dana;Oh, Yong-Taek;Song, Kwang-Young;Kim, Hong-Seok;Chon, Jung-Whan;Kim, Hyunsook;Seo, Kun-Ho
    • Journal of Dairy Science and Biotechnology
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    • v.35 no.2
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    • pp.93-97
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    • 2017
  • Linum usitatissimum L. (flaxseed) is emerging as an important functional food ingredient because of its rich contents, namely, ${\alpha}$-linolenic acid (ALA, omega-3 fatty acid), lignans, and fiber, which are potentially beneficial for human health. Furthermore, flax or flaxseed oil has also been incorporated as a functional food ingredient into various foods such as milk, dairy products, and meat products. Flaxseed is known to possess antimicrobial activity in vitro and in vivo, but its growth-stimulating effect on lactic acid bacteria is not clear. Hence, the objective of this study was to determine whether crude flaxseed extract stimulated the growth kefir-isolated lactic acid bacteria in vitro. The result of this study showed that Lactobacillus kefiranofaciens DN1, Lactobacillus brevis KCTC3102, Lactobacillus bulgaricus KCTC3635, and Lactobacillus plantarum KCTC3105 treated with $100{\mu}L$ of crude flaxseed extract showed significantly higher growth than the control treated with $100{\mu}L$ of water (p<0.05). Based on the results of this study, crude flaxseed extract could be used as a growth stimulator for lactic acid bacteria in various food applications, including production of milk and dairy products.

A Study on the Wearing and Manufacturing Condition of Artificial Breast in Breast Cancer Patients with a Mastectomy (유방절제술을 시행한 유방암 환자의 시판 인조유방 착용 및 판매실태)

  • Koo, Da Som;Kim, Youn Joo;Nam, Yun Ja;Seo, Kwan Sik;Lee, Eun Shin;Noh, ong Young
    • Fashion & Textile Research Journal
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    • v.22 no.1
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    • pp.76-86
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    • 2020
  • The study surveyed patients undergoing a mastectomy to understand their experience and requirements on artificial breasts and sales status. We retrieved 149 of the 150 surveyed questionnaires; subsequently, 144 questionnaires, excluding missing values, were used in the analysis. According to the results of the study, about 67% of respondents said that artificial breasts were not used after undergoing a mastectomy, and more than half of the breast cancer patients were not aware of the importance of artificial breasts. Breast cancer patients wearing artificial breast felt uncomfortable and hot during daily activities as well as experienced difficulty in size selection and purchase price burdens. The three most responded brands were selected based on the results of the survey that also investigated the sales status of the commercial artificial breast. Company A was selling artificial breast to reflect the consumer's functional requirements, and Company C was selling artificial breast with various kinds of reduced weight. However, it is thought that consumers will have less choice since artificial breasts have more limited forms than various types. Therefore, it is believed that the patient needs artificial breasts that satisfy the shape of various types of mastectomy. This study can be used as basic data for artificial breast development studies.

Exploring Fashion Trends Using Network Analysis (사회연결망 분석을 활용한 패션 트렌드 고찰)

  • Park, Jisoo;Lee, Yuri
    • Journal of the Korean Society of Clothing and Textiles
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    • v.38 no.5
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    • pp.611-626
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    • 2014
  • Reading and foreseeing fashion trends is crucial and difficult in the fashion industry due to accelerated and diversified changes in fashion trends. We use network analysis to investigate fashion trends from 2004 to 2013 in order to find the inter-relevance among fashion trends. We extracted words from fashion trend info for women's wear provided by Samsung Design Net, created a 2-mode network of seasons and trend languages, and visualized this network using NodeXl program. Fashion trends repeated a unique pattern during the period. In the first half (2004-2008), retro modern, feminine modern, and ecological modern were dominant trends in consecutive order. The years 2009-2013 witnessed distinctive fashion trends in S/S seasons and in F/W seasons. 11F/W, 12F/W and 13F/W seasons were characterized by artistic creative style. From 2010, natural style dominated S/S seasons. 10S/S and 12S/S seasons were distinguished as a calm natural style that reflected a peaceful and simple life. In 11S/S and 13S/S seasons, soft natural style emerged as a sign of increased importance of inner spirit and natural energy. A seasonal reappearance of trends was observed every two years in S/S seasons that enabled the prediction that 14S/S will see another version of natural style. A macroscopic trend for the last 10 years was represented by the keywords 'modern' and 'natural'. 'Modern' involved the past styles such as 60's, Baroque and the origin of human life. 'Natural' was connected with design elements such as material, silhouette and color. Managerial implications and future study directions are discussed based on the results.

Improvement Strategies for Optimum Usage of Community Facilities by the Rural Elderly in Korea (농촌 노인의 마을 공동시설 이용실태 분석 및 개선방향)

  • Lee, Jeong-Hwa;Kang, Kyeong-Ha;Jung, Nam-Su;Park, Gong-Ju;Yoon, Soon-Duck
    • Journal of Korean Society of Rural Planning
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    • v.11 no.3 s.28
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    • pp.19-27
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    • 2005
  • Rural Korea has been becoming heavily aged societies from the end of 20th century due to the massive depopulation of young generation and extension of the average span of human beings. Although rural communities in Korea had been traditionally based on closely webbed social relations, almost all of community self-help organizations disappeared in recent time with very strong urbanization trend. However, almost all rural villages in Korea have the village seniors' union -'NO-IN-HOE' in Korean speaking- of which members usually use, operate and maintain community facilities in terms of voluntary base. Using these facilities, most of public/common/private services and community activities have been being served or provided. So, the purpose of this study is to investigate the usage tendency of community facilities and needs of the rural elderly and to propose the improvement strategies for their optimum usage. For this purpose, data was gathered both from community (107 villages) and individual level surveys(881 older people). The statistical method used for data analysis was descriptive statistics. The major findings were as follows : It was found that the dominant family type of the rural elderly was elderly-only household (75%) with very limited economic capability. There are 2$\sim$3 common community facilities with village including the seniors' center -'KYOUNG-RO-DANG' in Korean speaking. Many of the elderly (74%) use the center once or twice per week. There are several rooms in the center, like as kitchen bathroom and health room, of which usage frequency differs respectively. Many rural elderly want assistance from out-of-village for good maintenance and free use of these facilities.

A Study on Weight Concerns and Their Control on Behavior in Female University Students Living in Jeonju (전주 지역 여대생의 체중 조절에 대한 관심도 및 실행 행태에 관한 연구)

  • Rho, Jeong-Ok
    • The Korean Journal of Food And Nutrition
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    • v.20 no.3
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    • pp.325-333
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    • 2007
  • This study was conducted to investigate the weight concerns of female university students living in Jeonju, as well as their control on behavior. Self-administered questionnaires were collected from 285 students. Statistical data analysis was completed using the SPSS v. 11.0 program. The results are summarized as follows: The average weight, height, and BMI of the subjects were 21.43 kg, 161.93 cm, and 19.8, respectively. With regard to body image, most were dissatisfied with their figures, especially the hips and thighs. About 42% of the students estimated their figures as 'slightly fat', while 5.4% stated 'very fat', even though their BMI classified as 'normal'. Four percent of the underweight students described themselves as being 'fatty'. Approximately 93% of the students had strongly pursued weight control, and 45.3% reported wanting to lose about $2{\sim}5$ kg. Almost 73% of the respondents had weight loss experience. The primary reason for weight control was to improve self-confidence. Only 19.6% had succeeded in losing weight, while nearly 48% had stopped dieting. To reduce weight, about two thirds of the students ate less(e.g. no snacks, no sweets). Fifty percent tried to reduce weight by more physical activity(e.g. sports). Television(50.9%), friends(48.4%), and newspapers/magazines(40.4%) were essential sources of pertinent information. In conclusion, the results show that female students in Jeonju have a great interest in weight reduction. Thus, the majority are willing to try several methods for weight reduction, which however, are not promising and not based on a lasting nutritional change. Therefore, it's necessary to increase cooperation among those concerned(e.g. dietitians, teachers, parents, media) and to develop weight-control programs that take into consideration lifestyle and daily habits, as well as combine physical activity, nutrition, and behavioral and personality training.

Development and Assessment of Specific and High Sensitivity Reverse Transcription Nested Polymerase Chain Reaction Method for the Detection of Aichivirus A Monitoring in Groundwater (지하수 중 Aichivirus A 모니터링을 위한 특이적 및 고감도 이중 역전사 중합효소연쇄반응 검출법 개발 및 평가)

  • Bae, Kyung Seon;Kim, Jin-Ho;Lee, Siwon;Lee, Jin-Young;You, Kyung-A
    • Korean Journal of Ecology and Environment
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    • v.54 no.3
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    • pp.190-198
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    • 2021
  • Human Aichivirus (Aichivirus A; AiV-A) is a positive-sense single-strand RNA non-enveloped virus that has been detected worldwide in various water environments including sewage, river, surface, and ground over the past decade. To develop a method with excellent sensitivity and specificity for AiV-A diagnosis from water environments such as groundwater, a combination capable of reverse transcription (RT)-nested polymerase chain reaction (PCR) was developed based on existing reported and newly designed primers. A selective method was applied to evaluate domestic drinking groundwater samples. Thus, a procedure was devised to select and subsequently identify RT-nested PCR primer sets that can successfully detect and identify AiV-A from groundwater samples. The findings will contribute to developing a better monitoring system to detect AiV-A contamination in water environments such as groundwater.

Comfort Evaluation of Posture Braces for Rounded Shoulders Using 2D and 3D Patterns (2D 및 3D 패턴 활용 둥근어깨 교정보조기 착용감 비교)

  • Oh, Miryung;Kim, Nam Yim;Park, Gin Ah
    • Journal of Fashion Business
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    • v.25 no.3
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    • pp.71-89
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    • 2021
  • The purpose of this study was to design posture braces for rounded shoulders by examining characteristics of incorrect postures of rounded shoulders. The review of information in literature on rounded shoulder postures, correction exercise methods, and posture correction devices, has prompted this study to determine the design and material of a proper posture brace for rounded shoulders. In order to develop the pattern of a posture brace for rounded shoulders for women, the study carried out a comfort evaluation of the braces based on the 2D patterns through drafting method by utilizing the body measurements and relational formulae associated with the major body measurement such as bust circumference and on the 3D patterns of the brace which were obtained from 3D human model of women in their early 20s in Korea. Differences in angles were noted when 2D and 3D patterns of shoulder posture braces were compared. The side neck point was relocated farther outside in the 3D pattern to allow additional flexibility in the back-neck area, and the shoulder band was lowered by 14.8°, increasing armhole area comfort. The upper hemline of the front panel was found to rotate upward at an angle of 22.0° as the underarm point of the 3D pattern moved upwards than the underarm point of the 2D pattern, which enhanced comfort in the abdomen area. The 3D designs of shoulder posture brace was preferred in this study, as they significantly improved comfort while conducting fit evaluation compared to the 2D patterns of shoulder posture brace.

Implications of Freire's Education Theory and Corresponding Action Plans for Secondary School Home Economics Education (프레이리(Freire) 교육론이 중등학교 가정과교육에 주는 시사점 및 실천방안)

  • Lee, Hyun-Jin;Chae, Jung Hyun
    • Human Ecology Research
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    • v.60 no.3
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    • pp.407-427
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    • 2022
  • The purpose of this study was to explore the implications of Freire's education theory for secondary school Home Economics Education (HEedu). We conducted a review of books written by Freire and classified the characteristics of his education theory into 9 categories. Based on these categories, we concretely explored the forms in which Freire's education theory could be applied in this area of education through interviews with Home Economics (HE) teachers. We also searched for activities that can be carried out by HEedu agents and the support that can be given by social institutions. The implications of Freire's education theory for HEedu are that education should exhibit love and respect for human beings, be ethically and democratically responsible, enable people to dream as well as hope, support consciousness and praxis by reflection, stimulate epistemological curiosity in learners' lives and experiences, promote subjectivity, autonomy and self-reliance, engage in dialogue to bring about a change in relationships rather than viewing dialogue as a skill, and stimulate political engagement. Freire's education theory therefore has multiple implications for the purpose, mission, and content of education, teaching methods and perspectives, and directions regarding the role of HE teachers. The results are expected to provide practical assistance in developing a persuasive curriculum for HEedu that can help learners restore subjectivity and love for human beings and their society by expanding the horizons of HEedu philosophy from the critical science of Habermas to Freire's education theory.

The Effect of Consumption Expression Behavior through Social Media on Sustainable Consumption: Mediating Effects of Social Connectedness (소셜미디어를 통한 소비 표현 행동이 지속가능소비에 미치는 영향: 사회적 연결감의 매개효과)

  • Yu Hyeon Park;Hyesun Hwang
    • Human Ecology Research
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    • v.61 no.2
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    • pp.247-261
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    • 2023
  • The purpose of this study was to examine the effect of consumer consumption behavior on sustainable consumption through social media and to verify the mediating effects of social connectedness on sustainable consumption. A survey comprising 222 men and women in their 20s and 30s was conducted in which their consumption expression behavior, sustainable consumption and social connectedness were measured. The results were analyzed using SPSS Process Macro Model 4 and it was found that consumers who shared a considerable amount of personal information on their lifestyle on social media as a means of self-expression exhibited a higher level of sustainable consumption. It also became apparent that the degree of consumption expression behavior had a positive effect on social connectedness and that social connectedness had a positive impact on sustainable consumption by mediating the degree of consumption-focused self-expression on social media. Based on these results, it was confirmed that social media can serve as a mechanism to lead consumers' consumption behavior beyond providing a basis for forming a human network. Implications for the impact of social media on consumption behavior were presented, and proposals for exploring the environment in which sustainable consumption can be activated were suggested, together with ways in which new media can be utilized. The findings from this study indicate that sharing consumption behavior and having a broad range of connections on social media can create an environment in which sustainable consumption is promoted.

Estimating the Method of the Number of Visitors of Water-friendly Park Using GPS Location Information (GPS 위치정보를 활용한 친수공원 이용객 수 추정방법 연구)

  • Kim, Seong-Jun;Kim, Tae-Jeong;Kim, Chang-Sung
    • Ecology and Resilient Infrastructure
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    • v.7 no.3
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    • pp.171-180
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    • 2020
  • With the increase in industrialization and urbanization, scarcity of space for leisure life has become an important issue. Opportunities such as natural scenery and ecological experiences provided by waterfront spaces around streams are fundamental factors in the development of the community and creation of a hydrophilic park. In the past, on-site surveys have been conducted using human resources to quantify the number of river visitors, but the accuracy of the results was not sufficient owing to limitations in expenses, manpower, space, and time. In this study, to overcome this problem, we estimated the number of visitors using the location information related to hydrophilic parks. The study areas were Samrak Ecological Park and Daejeo Ecological Park located downstream of the Nakdong River. We compared and analyzed the pattern of the visitors by using the large communication data and the visiting pattern based on GPS location information. The GPS location information is based on Google Popular Times and Kakao visitor data. When the GPS location data were used, the pattern for weekday and weekend visitors was clearer than when the large communication data were used. Therefore, it is expected to be similar to the result of GPS location information if the number of visitors is extracted under the condition of precision of pCELL size and residence time of 30 minutes or more when using future communication big data. In addition, if revisions such as the Personal Information Protection Act are made to extract more accurate data, by estimating the number of visitors based on GPS data, more accurate indicators of the number of visitors can be derived.