• Title/Summary/Keyword: End-products

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Studies on the Clostridium bovis sp. nov., the predominant species isolated from the feces of Holstein cattle (홀스타인 젖소의 분변에서 우세균종으로 분리되는 새로운 Clostridium bovis 에 관한 연구)

  • Lee, Wan-kyu
    • Korean Journal of Veterinary Research
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    • v.34 no.1
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    • pp.99-105
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    • 1994
  • Clotridium bovis sp. nov, is described on the basis of 5 strains isolated from the feces of Holstein cattle. The isolate are gram-positive, motile, strict anaerobic spore forming rods. They differ from all the validly described related species of the genus Clostridium in carbohydrate fermentation pattern, G+C mol% and DNA homologies. Acid is produced from arabinose, xylose, glucose, mannose, fructose, galactose, sucrose, maltose, cellobiose, lactose, trehalose, melibiose, raffinose, inulin and salicin. Major end products in PYFG broth are large amounts of butyric acid and lactic acid, and trace amounts of acetic and succinic acids. The G+C mol% of DNA from the type strain is 26 mol%. The type strain of Clostridium bovis is Catt $66^T$ strain.

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Inhibitory effects of curcumin on high glucose-induced damages: Implications for alleviating diabetic complications

  • Kim, Kyeong Yee;Kim, Choon Young
    • Food Science and Preservation
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    • v.24 no.4
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    • pp.536-541
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    • 2017
  • Hyperglycemia found in diabetes mellitus causes several physiological abnormalities including the formation of advanced glycation end products (AGEs) and oxidative stress. Accumulation of AGEs and elevation of oxidative stress plays major roles in the development of diabetic complications. Adiponectin secreted from adipocytes is known to improve insulin sensitivity and blood glucose level. Curcumin (CCM), a bioactive component of turmeric, has been reported as a potent antioxidant. Present work aimed to elucidate the roles of CCM in high glucose-induced protein glycation and intracellular events in mature adipocytes. The results demonstrated that CCM inhibited the formation of fluorescent AGEs by approximated 52% at 3 weeks of bovine serum albumin (BSA) glycation with glucose. Correspondingly, CCM decreased the levels of fructosamine and ${\alpha}-dicarbonyl$ compounds during BSA glycation with glucose. These data suggested that CCM might be a new promising anti-glycation agent. Also, CCM reduced high glucose-induced oxidative stress in a dose dependent manner, whereas CCM treatment time-dependently elevated the expression of adiponectin gene in 3T3-L1 adipocytes. The findings from this study suggested the possibility of therapeutic use of CCM for the prevention of diabetic complications and obesity-related diseases.

A Study on the Effects of Products Section by Cutting Punch's Edge Angle during Roll Forming Process (롤 포밍 공정에서 컷팅 펀치 인선 각도가 제품 절단에 미치는 영향에 관한 연구)

  • Cheong, Mun-Su;Kim, Sei-Whan;Lee, Chun-Kyu
    • Design & Manufacturing
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    • v.10 no.2
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    • pp.44-49
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    • 2016
  • The roll forming produces mass products using the continuous production process. Also we need the process that continuous long material or goods cutting into a desired length. Our study uses 3-D driving cutter and roll forming material as SPCC to investigate this. When we cut the material using the process of roll forming, the shear resistance is raised at the cutting punch's edge. The result is remained the trouble about burr and progressive deformation on the material. This study shows the method minimizing the above trouble. The material of punch was considering heat generated on the continuous production process. So we used the type of STD 61 for the material of punch and had the vacuum heat treatment for the surface hardness of HRC 53. The structure of the mold is designed with forming a double cam die at the upper punch and the both sides of central core. We conducted the experiment three times. In the result when had to make V-groove within the angle between 105 and 110 on the punch front end, we could get the minimum shear resistance on the punch front end. Also with the same condition we minimizes the material jams in the continuous production process.

Constituents of the Stems of Rumex japonicus with Advanced Glycation End Products (AGEs) and Rat Lens Aldose Reductase (RLAR) Inhibitory Activity

  • Kim, Jong-Min;Lee, Yun-Mi;Jang, Dae-Sik;Kim, Jin-Sook
    • Journal of Applied Biological Chemistry
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    • v.49 no.1
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    • pp.24-27
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    • 2006
  • Four ursane-type triterpenoids, 2${\alpha}$,3${\alpha}$,19${\alpha}$-trihydroxy-24-norurs-4(23),12-dien-28-oic acid (1), 4(R),23-epoxy-2${\alpha}$,3${\alpha}$,19${\alpha}$-trihydroxy-24-norurs-12-en-28-oic acid (2), myrianthic acid (3), and tormentic acid (4), and a phenolic compound, ethyl gallate (5), from an EtOAc-soluble extract of the stems of Rumex japonicus, were subjected to in vitro bioassays to evaluate advanced glycation end products (AGEs) and rat lens aldose reductase (RLAR) inhibitory activity. Compounds 1 and 5 exhibited a significant inhibitory activity on AGEs formation with $IC_{50}$ value of 87 ${\mu}M$ and on RLAR with $IC_{50}$ value of 14.3 ${\mu}M$, respectively. Ethyl gallate (5) was isolated for the first time from this plant.

Sensory, Physicochemical and Microbiological Changes in Water-cooked Salted Duck during Storage at 4℃

  • Li, Yanliang;Yao, Dongrui;Wang, Daoying;Xu, Weimin;Zhu, Yongzhi;Jin, Bangquan
    • Asian-Australasian Journal of Animal Sciences
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    • v.23 no.7
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    • pp.960-964
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    • 2010
  • Water-cooked salted ducks were tray-packaged and stored under refrigeration ($4{\pm}1^{\circ}C$) in order to evaluate the quality changes during storage. pH, total volatile basic nitrogen (TVB-N), sensory and microbiological analysis were determined at 0, 2, 4, 6, 8, 9 and 10 days of storage. pH value and TVB-N (mg N/100 g) varied from $6.47{\pm}0.16$ to $6.69{\pm}0.10$ and from $5.90{\pm}0.93$ to $13.42{\pm}2.46$, respectively. Sensory results indicated that ducks were unacceptable at the 10th day of storage. The predominant spoilage bacteria at the end of the shelf-life were Brochothrix thermosphacta, lactic acid bacteria (LAB) and minor components were Enterobacteriaceae, members of Micrococci, yeasts and moulds. Pseudomonads were also detected. Both total bacteria and the various spoilage ones, overall, increased from the initial sampling to the final day.

Development of Cultural Products Using Baeja of the Joseon Dynasty (조선시대 배자류를 활용한 문화상품 개발)

  • Lim, Hyun-Joo;Cho, Hyo-Sook
    • Journal of the Korean Society of Costume
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    • v.60 no.3
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    • pp.56-65
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    • 2010
  • It is time to create an image of Korea that uniquely defines and represents the nation to the world, by incorporating Korean traditions with the cultural industry. To this end, it is important to see the beauty of Korean tradition from an academic perspective and further explore its utility from an industrial viewpoint. This study is intended to design uniforms for employees in Korean restaurants at hotels or docents in Korean-styled museums. In doing so, we eyed on Baeja, a Korean traditional vest as the cultural archetype, and created cultural products. As our archetype, we chose two pieces of Baeja : one excavated from the tomb of Suryun Sim (1534-1589) which is displayed in the Gyeonggi Provincial Museum, and the other from Byeon of the Jeonju Lee family (1636-1731) in Suk Joo-Sun Memorial Museum at Dankook University. We also adopted Dapho with a Korean traditional vest with long length. Based on these cultural archetypes, seven products were developed. With the traditional food and way of living in Korea being more and more recognized in the global stage, it would be continuous creation and development of cultural contents with history and story rooted in the cultural heritage of the nation that could enrich our culture by bringing traditions back to the modern days to incorporate the past into the present. It is important to restore traditions when developing cultural products. However, it is also critical to commercialize ideas with stoη and creativity in the market for cultural products.

A Treatise on the Cross-Cultural Analysis of Indian Consumers' Conspicuous Consumption of Veblen Products

  • Potluri, Rajasekhara Mouly;Ansari, Rizwana;Challa, Siva Kumar;Puttam, Lavanya
    • The Journal of Industrial Distribution & Business
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    • v.5 no.3
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    • pp.35-43
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    • 2014
  • Purpose - This study aims to identify the reasons behind the conspicuous consumption of Veblen products, viz. fashion designer wear, diamond and gold jewellery, and high-end cars, to examine how conspicuous consumption varies between Aryan and Dravidian cultures. Research design, data, and methodology - The researchers meticulously review the relevant literature, administered a well-structured questionnaire, and conducted personal interviews on various influential factors relating to the consumption of Veblen products. The convenience sampling technique was used to gather data, with a total sample of 200, equally selected from eight cities of both North and South India the collected data was analyzed through ANOVA and Z-Proportion tests. Results - Indian consumers' conspicuous consumption significantly varies among the Veblen products selected for the study, between the Aryan and Dravidian cultures. Regarding conspicuous consumption of branded accessories, 65 percent of Aryan culture Indians responded positively as against only 45 percent of the Dravidian culture Indians. Conclusions - This ingenious study proffers valuable insights about the conspicuous buying behavior of affluent class consumers in India, which are lucrative for both the corporate sector and academia.

Applying Keyword Analysis to Predicting Agriculture Product Price Index: The Case of the Chinese Farming Market

  • Wang, Zhi-yuan;Kwon, Ohbyung;Liu, Fan
    • Asia Pacific Journal of Business Review
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    • v.1 no.1
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    • pp.1-22
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    • 2016
  • The prediction of prices of agricultural products in the agriculture IT sector plays a significant role in the economic life of consumers and anyone engaged in agricultural business, and as these prices fluctuate more often than do other prices, the prediction of these prices holds a great deal of research promise. For this reason, academic literature has provided studies on the factors influencing the prices of agricultural products and the price index. However, as these factors vary, they are difficult to predict, resulting in the challenge of acquiring quantitative data. China is one example of a country without a reliable prediction system for prices of agricultural products. Fortunately, disclosed heterogeneous data can be found on the Internet, which allows for the effective collection of factors related to the prediction of these product prices through the use of text mining. The data provided online is valuable in that they reflect the opinions of the general public in real-time. Accordingly, this study aims to use heterogeneous data from the Internet and suggest a model predicting the prices of agricultural products before functional analyses. Toward this end, data analyses were conducted on the Chinese agricultural products market, one of the largest markets in the world.

Korea Militaries's none-bid Products Analysis and future Policy Research (한국군 군수품 무응찰 문제 분석 및 정책에 관한 연구)

  • Paik, Won-Chul;Shin, Seung-Jung
    • The Journal of the Institute of Internet, Broadcasting and Communication
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    • v.19 no.2
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    • pp.193-201
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    • 2019
  • The purpose of this study is to investigate the internal and extrnal factors of procurement of non-bid parts in the overseas militaries products for commercial purchase after deploy at Militaries. How we will continures to support of Primary of delivery to end users for all systems for maintenance support equipment products of Korean militaries. the purpose of this study is to propose a development direction for solving hard to find parts and non-bid products problem due to non-response of overseas repair parts suppliers.

A Study on the Performance and Impact Factors of Consumer Monitoring Market Surveillance for Product Safety (제품안전을 위한 소비자모니터링 시장감시 성과 및 영향요인 연구)

  • Suh, Jungdae
    • Journal of the Korean Society of Safety
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    • v.36 no.1
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    • pp.26-35
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    • 2021
  • Governmental bodies generally conduct investigations for product safety management once new products are released to the market, in order to prevent distribution of illegal and defective items. Further, market surveillance activities are regularly conducted by the government to ensure distribution of safe products and recall any hazardous products. The safety investigations often involve a consumer monitoring system wherein consumer organizations participate in market monitoring to conduct surveys on illegal and defective products. As a result, the monitoring results of individual consumer organizations are available separately, but an integrated analysis of the data from all consumer organizations cannot be performed, thereby deterring comprehensive evaluation of the consumer monitoring system. In this study, we analyze the individual monitoring results of consumer organizations to understand the overall status and performance of comprehensive market monitoring and present the directions for desirable market surveillance policies. To this end, the effectiveness of market surveillance related to the distribution of products is verified through analysis of the interrelationships between the monitoring processes and performances of consumer organizations as well as their impact on the performances of the monitoring implementation processes; moreover, several improvement points and direction points are presented for more desirable monitoring of the consumer markets.