• Title/Summary/Keyword: Food Science and Nutrition

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A Study on the Trend of Research in Food Science and Nutrition: Published in Journal of the Korean Society of Food Culture for last 21 years (식품영양 분야 연구동향: 지난 21년간 한국식생활문화학회지에 발표된 논문을 중심으로)

  • Lee, Yunkyoung;Lee, Kyung Won;Kim, Yuri
    • Journal of the Korean Society of Food Culture
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    • v.37 no.5
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    • pp.385-409
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    • 2022
  • This study investigated the trend of research on 'Food science and Nutrition' in previously published papers in the Journal of Korean Society of Food Culture (JKSFC) from 2000 to 2021. Total number of published papers in this category in the JKSFC was 693 which we classified into 7 main categories and 40 subcategories. Of these, 256 articles were on 'experimental cooking' which was the most studied field among 7 main categories. There was a total of 19 published papers under the category of 'microbiology and fermentation'. A total of 133 articles were published on 'functional foods' and provided essential data for discovering new materials under the theme of various physiological active functions of food materials. Furthermore, 107 articles were included in 'food processing and storage', which provided integrated knowledge of economy, stability and practicality based on various technologies. A total of 144 articles was included in the category of 'nutrition'. Under the category of 'nutrition', the most actively studied topic was 'eating behaviors and dietary habits,' and the trending topic was 'use of healthcare big data.' In conclusion, this review would provide trends of various categories of food science and nutrition area for recent 21 years and suggest directions for future research.

Alpha-Lipoic Acid Inhibits Glycogen Synthesis and Modifies Glucose Metabolism and Signaling Pathways in Soleus Muscles from Healthy Rats

  • Madar, Zecharia;Stark, Aliza H.;Ilan, Erez;Timar, Bracha;Borenshtein, Diana
    • Preventive Nutrition and Food Science
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    • v.7 no.2
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    • pp.113-118
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    • 2002
  • Alpha-lipoic acid is a known hypoglycemic agent that may be useful in the treatment of diabetes. The objective of this study was to investigate the fate of glucose in isolated muscles incubated with lipoic acid by determining its direct effects on specific metabolic and signaling pathways. Soleus muscles from healthy rats were incubated with lipoic acid in the absence or presence of insulin. Glucose transport, glycogen synthesis, glucose oxidation and lipid synthesis were determined and affects on major pathways associated with insulin signaling were evaluated. Glucose transport was not significantly altered by the addition of lipoic acid to the incubation medium. However, lipoic acid decreased glycogen synthesis in comparison to controls. Glucose oxidation was moderately increased while de-novo lipid synthesis from glucose was inhibited. Wortmannin repressed insulin stimulation of glucose incorporation into glycogen, an effect that was augmented by the combined treatment of wortmannin and lipoic acid. Basal and insulin-stimulated serine phosphorylation of Akt was not changed by the addition of lipoic acid to the incubation medium. These data show that in this in vitro model, lipoic acid did not significantly affect glucose uptake but dramatically modified pathways of glucose metabolism within muscle tissue.

Optimizing Recipes of Mung Bean Pancake for Teenagers

  • Lee, Jin-Wha;Shin, Eun-Soo;Ryu, Hong-Soo
    • Preventive Nutrition and Food Science
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    • v.15 no.4
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    • pp.340-347
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    • 2010
  • To standardize the recipes for healthy fast food market potentiality, a sensory acceptability analysis, instrumental texture analysis and nutritional evaluation were performed on Korean style mung bean pancake (MPC) and modified MPC containing squid meat and soybean. Optimal ingredient formulation was revealed to be 34% mung bean, 49% pork and 17% vegetables for traditional MPC, and 21% pork, 66% squid meat and 13% soybean for modified MPC, using response surface methodology. Flavor and hardness correlated highly with overall acceptability, rather than appearance and color of traditional MPC. Higher squid levels raised adhesiveness, springiness and resilience of modified MPC, but the higher soybean levels decreased these textural attributes. Protein, lipid and total calories of modified MPC were lower than those of traditional MPC. Degree of gelatinization of modified MPC was superior to traditional MPC.

Factors Influencing the Sustainable Practices in School Food Service Operations - An Application of the Extended Theory of the Planned Behavior Model - (영양교사 및 영양사의 지속가능활동의 영향요인 - 확장된 계획행동이론 적용 -)

  • Chung, Min Jae
    • The Korean Journal of Food And Nutrition
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    • v.34 no.2
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    • pp.242-253
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    • 2021
  • The purpose of this study was to investigate the sustainable practices of nutrition science teachers and dietitians working in school food service operations, and identify the social and psychological factors which affect the overall efficacy of the system. The research model was constructed based on the Extended Theory of Planned Behavior (ETPB) in order to analyze how individual motivation affects the sustainable practices of nutrition science teachers and dietitians. The data were collected through e-mail and postal mail from nutrition science teachers and dietitians all across Korea, and self-administered surveys were conducted. SPSS and AMOS programs were used for statistical analysis. First, the sustainable practices of nutrition science teachers and dietitians were analyzed in 6 different categories. Second, the significant pathways were 6 out of 9 in the ETPB model. Sustainable food service practices in school can contribute to the formation of more a sustainable culture, such as through the encouragement of more healthy eating habits, and higher level of environmental awareness and community awareness. The factors influencing these practices can be applied to the design of improvement programs aimed at increasing sustainable practices.

Antimutagenic Effect of the Major Volatile Compounds Identified from Mugwort (Artemisia asictica nakai) Leaves (쑥의 휘발성분에서 동정된 물질의 항돌연변이 효과)

  • Kim, Jeong-Ok;Kim, Yeong-Sook;Lee, Jong-Ho;Kim, Moo-Nam;Rhee, Sook-Hee;Moon, Suk-Hee;Park, Kun-Young
    • Journal of the Korean Society of Food Science and Nutrition
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    • v.21 no.3
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    • pp.308-313
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    • 1992
  • Volatile aromatic compounds collected from raw and roasted mugwort (Artemisia asictica nakai) leaves by the Tenax trap and some major volatile compounds were separated and identified by GC-MS. The identified compounds were tested for the antimutagenic and mutagenic activities against aflatoxin B$_1$(AFB$_1$) using their authentic compounds. Six compounds (myrcene, cineole, camphor, caryophyllen, coumarin, and farnesol) showed antimutagenic activities, but 2-pyrrolidine and thujone showed mutagenic activities. 1-Acetylpiperidine formed during roasting mugwort leaves exhibited mutagenic activities. When the mutagens and antimutagens were mixed, the mixture reduced the mutagenicity of AFB$_1$. These results suggested that the extract of mugwort leaves is not mutagenic and so the mugwort leaves might be used as a food and as medicinal sources without mutagenicity.

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