• Title/Summary/Keyword: Food Space

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Overexpression of Recombinant Arylsulfatase Cloned from Pseudoalteromonas carrageenovora

  • Kim Jong-Oh;Kim Seok-Ryel;Lim Jae-Myung;Nam Soo-Wan;Kim Hyeung-Rak
    • Fisheries and Aquatic Sciences
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    • v.8 no.3
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    • pp.118-121
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    • 2005
  • Arylsulfatase cloned from a marine bacterium, Pseudoalteromonas carrageenovora, was over-expressed in Escherichia coli. Most of the recombinant arylsulfatase was found in the cell lysate with induction up to $10{\mu}M$ IPTG. However, enzyme activity was observed both in the culture supernatant and cell lysate by induction with IPTG concentration of $50-5,000{\mu}M$. Most of the recombinant enzyme was localized in the periplasmic space with $10{\mu}M$ IPTG induction, while half of the enzyme was distributed in the periplasmic space with $50{\mu}M$ IPTG induction. Cell growth and arylsulfatase activity did not change with the induction time, and the level of recombinant arylsulfatase expression was maintained at 4-5 U/mL after 6 to 14 hr of culture.

A Study on the Bakery Lay-out according to the Sales Analysis of Market Types (상권유형별 베이커리 판매공간계획에 관한 연구)

  • Yoon Gab-Geun;Jung Sa-Hee
    • Korean Institute of Interior Design Journal
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    • v.14 no.6 s.53
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    • pp.120-131
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    • 2005
  • Nowadays, food style would be changing as western and much like simple. because there was changing for customer both life style and recognition of what the food is, so that the customer would like to get something that has a high qualified and special. In the society changing continuary, the upgraded speed of atmospher and competition between bakery company is running quickly. in order to follow the customer who are different individually and pursuit lots of kind of things. In fact, it's not only making atmosphere that could give relaxation and rich life but also supporting commodity and many kinds of information to effect the sale's effectiveness, so the various alternative need to be checked out to treat the difference of atmosphere. importance of space composition plan considerating specific character is confirmed each commercial area of alternatives. In this study, we want to provide the most important standard of space composition of several visible or invisible environment factor making an bakery store. commercial rights are defferentiated between center commercial land and dwelling commercial land and we can strengthen the competitveness by bringing inspect, analysis, comparison about product make-up price each commercial land in space organixation of in-store actively in the 21 century's new bakery competition. In the 21st century, we should recognize we are in the new period about these a aggressive goal of maximization of sales and performed space construction through plan specialization to build reasonably and effectively. composition plan for store space as composition rate of product would be basic plan. so when the opening store is decided it need to be basic composition plan space which Is proper to situation of area.

Tableware Coordination and Garnish Decoration for Restaurant Space Design (레스토랑 식공간 연출에서의 식기와 고명의 색채 조화)

  • Yoo, Kyung-A;Kim, Young-Gook
    • Culinary science and hospitality research
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    • v.15 no.3
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    • pp.29-41
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    • 2009
  • This study analyzed the differences of tableware and garnish decoration in color and material by conducting a content analysis of 1,357 pictures from food-styling magazines and a survey of 84 restaurants in Seoul. The data used for the study were collected from Cookand and Best Home Magazine and the survey results of the restaurants. Results of the study were as follows: First, both food coordinators and upscale restaurants preferred porcelain while low-priced restaurants tended to use plastic as materials. Second, the preferred color of tableware was white as it is believed to represent the image of neatness and purity. Therefore, food coordinators prepared food in magazines for food-styling and upscale restaurants using white porcelain tableware, and low-priced restaurants also did using white plastic tableware. Finally, the preferred color of garnish decoration was green. Most professional food coordinators tended to use red and green colors to emphasize the combination of complement colors, and some expensive restaurants used five garnish decoration colors.

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Safety Evaluation of 30 kGy-Irradiated Dakgalbi (30 kGy 감마선 조사된 닭갈비의 안전성 평가)

  • Jeon, Young Eun;Yin, Xing Fu;Kim, Tae-Keun;Kang, Il-Jun
    • Journal of the Korean Society of Food Science and Nutrition
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    • v.42 no.9
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    • pp.1475-1481
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    • 2013
  • The aim of this study was to determine the potential toxicity of gamma-irradiated Dakgalbi keeping in mind its future use as a space food. Dakgalbi was irradiated at a dose of 30 kGy at $-20^{\circ}C$. AIN-93G was used as a control diet in the animal study. Both irradiated and non-irradiated Dakgalbi diets were administered to two groups of ICR mice (ten male and ten female mice per group) for 3 months. During the experimental period, we observed that the mice fed the 30 kGy-irradiated Dakgalbi did not show any changes in appearance, behavior, mortality, body weight, organ weight, or food consumption compared to the control mice group. In addition, all biochemical parameters of these mice, including hematology profiles, erythrocyte counts, and serum biochemical values, remained in the normal range. The histopathological examinations of liver and kidney tissues showed no significant differences between the control group and the group fed the 30 kGy-irradiated Dakgalbi. These results indicate that Dakgalbi irradiated at 30 kGy did not cause any toxic effects in mice and therefore it can be considered as safe and hygienic space food.

Current Status of Functional Areas' Space and Suggestion of Their Equipment Requirements for School Foodservices in Gyeonggi Province (경기도지역 학교급식시설의 기능 공간별 면적 현황 및 구비 기기의 적정요건 제안)

  • Chang, Hye-Ja;Son, Hye-Jung;Choi, Gyeong-Gy
    • Korean journal of food and cookery science
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    • v.25 no.4
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    • pp.474-487
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    • 2009
  • The principal objectives of this study were to evaluate the space, equipment, and institution rate by functional area, and to suggest appropriate types, numbers, and equipment capacity by school foodservice size for optimal employee job performance and efficiency. Data were collected and administered by 263 dietitians who attended elementary and middle schools in Gyeonggi Province, and the data were analyzed using SPSS statistical software. Among a total of 72 respondents who provided usable data, 31 (48.6%) respondents were nutrition teachers and 37 (51.4%) were part-time dietitians. The majority of the respondents reported that their foodservices were self-operating types (94.4%), and 8 meals out of 10 meals provided over a 2-week period were served as normal meals, defined as meals consisting of Bab, Kook, Kimchi, and 3 side dishes (73.6%). The mean kitchen space was $186.25\;m^2$ for 500 meals/day, $269.7\;m^2$ for 501 to 1,000 meals/day, $249.1\;m^2$ for 1001 to 1500 meals/day, and $274.87\;m^2$ for 1,500 or more meals/day. The mean space of functional areas was $11.52\;m^2$ for office, $12.63\;m^2$ for storeroom, $9.55\;m^2$ for receiving area, $27.23\;m^2$ for pre-preparation area, $149.9\;m^2$ for cooking area, $18.33\;m^2$ for assembly/service area, $45.50\;m^2$ for dishwashing area, and $17.20\;m^2$ for locker room. Only two pre-preparation and cooking spaces increased significantly with increasing size of school foodservice (p<0.05). Office, cooking area, and locker room were allocated in all foodservices. However, the pre-preparation area (68.7%), receiving area (56.5%), assembly/service area (38.1%), and dishwashing area (37.7%) were lowly installed in the surveyed facilities. Through a focus group meeting discussing the results of this study, appropriate equipment and its dimensions were suggested according to functional areas and foodservice scales. Future studies will be necessary to allocate the appropriate space by functional area with the proposed equipment requirements for optimally efficient decision making in equipment purchasing.

An Exploratory Study on Interior Therapy (인테리어 테라피에 관한 탐색적 연구)

  • Jang, Mi-Jeong
    • Korean Institute of Interior Design Journal
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    • v.26 no.1
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    • pp.124-133
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    • 2017
  • The purpose of this study is to explore the interior therapy that introduced the concept of therapy into interior space. This study examines interior therapy based on the concepts of stress and therapy. As the study methods, a qualitative analysis to review the concept of interior therapy was conducted together with a quantitative analysis on the current state of domestic therapy-related researches. The scope of the study is limited to domestic journals published from 1988, when the first domestic research was embarked on to analyze the current status of therapy-related researches, until November 2016. According to the study results, the domestic therapy-related studies were mainly focused on aromatherapies and food therapies. By year, the first domestic study of its kind was conducted on logotherpay in 1988. And until 2000, studies were carried out mainly on aromatherapies. Since then, new psychotherapy research fields have emerged; color therapy in 2003 and food therapy in 2008. However, in the space design field except for color therapy-related researches, there have been not sufficient studies on the indoor space therapy field that investigates the possibility of indoor space as a therapy from an integrated viewpoint. Therefore, this study reviewed domestic researches on interior therapy which applied the concept of therapy to interior design and suggested three cognitive-emotional-behavioral measures as healing factors. Finally, this study is expected to be used as basic data for design planning and curriculum development which apply the concept of therapy to interior design-related fields.

Safety Evaluation of 30 kGy Irradiated Chocolate Ice Cream (30 kGy 감마선 조사된 초코아이스크림의 안전성 평가)

  • Jeon, Young Eun;Yin, Xing Fu;Chung, Cha-Kwon;Kang, Il-Jun
    • Journal of the Korean Society of Food Science and Nutrition
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    • v.42 no.6
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    • pp.898-903
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    • 2013
  • This study was investigated the potential toxicity of gamma-irradiated chocolate ice cream for its future use in space. Chocolate ice cream was irradiated at a dose of 30 kGy at a temperature of $-20^{\circ}C$. For the animal study, AIN-93G was used as a control diet and irradiated and non-irradiated chocolate ice cream diets were administered to male and female ICR mice (ten mice per group) for three months. During the experimental period, the group fed irradiated chocolate ice cream did not show any changes in appearance, behavior, mortality, body weight, organ weight, or food consumption compared to the control. Also, all biochemical parameters, including hematology profiles, erythrocyte counts, and serum biochemical values were in normal ranges. In histopathological examinations of liver and kidney tissues, there were no significant differences between the control group and the group fed irradiated chocolate ice cream. These results indicate that chocolate ice cream irradiated at 30 kGy did not cause any toxic effects and could be applied for the development of safe and hygienic space food.

Screening of Immune-Active Lactic Acid Bacteria

  • Hwang, E-Nam;Kang, Sang-Mo;Kim, Mi-Jung;Lee, Ju-Woon
    • Food Science of Animal Resources
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    • v.35 no.4
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    • pp.541-550
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    • 2015
  • The purpose of this study was to investigate the effect of lactic acid bacteria (LAB) cell wall extract on the proliferation and cytokine production of immune cells to select suitable probiotics for space food. Ten strains of LAB (Lactobacillus bulgaricus, L. paracasei, L. casei, L. acidophilus, L. plantarum, L. delbruekii, Lactococcus lactis, Streptococcus thermophilus, Bifidobacterium breve, and Pedicoccus pentosaceus) were sub-cultured and further cultured for 3 d to reach 7-10 Log colony-forming units (CFU)/mL prior to cell wall extractions. All LAB cell wall extracts failed to inhibit the proliferation of BALB/c mouse splenocytes or mesenteric lymphocytes. Most LAB cell wall extracts except those of L. plantarum and L. delbrueckii induced the proliferation of both immune cells at tested concentrations. In addition, the production of TH1 cytokine (IFN-γ) rather than that of TH2 cytokine (IL-4) was enhanced by LAB cell wall extracts. Of ten LAB extracts, four (from L. acidophilus, L. bulgaricus, L. casei, and S. thermophiles) promoted both cell proliferating and TH1 cytokine production. These results suggested that these LAB could be used as probiotics to maintain immunity and homeostasis for astronauts in extreme space environment and for general people in normal life.