• Title/Summary/Keyword: UCP1

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Comparisons of UCP2 Polymorphism, Dietary Habits, and Obesity Index in Normal and Obese University Students (정상체중과 비만인 대학생의 UCP 2 유전자 다형성, 식습관, 비만도 및 체성분의 비교 연구)

  • Ahn, Myoung-Soo;Chang, In-Youb;Kim, Kyung-Hee
    • Journal of the Korean Society of Food Culture
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    • v.22 no.4
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    • pp.404-413
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    • 2007
  • This study was carried out to compare UCP2 polymorphism, dietary habits, and obesity index in normal and obese university students. The survey was carried out using self-questionnaires collected from the 126 normal and 60 obese university students. The results are summarized as follows. Breakfast was skipped in 43.7% of normal and 49.3% of obesity students and it appeared obese students eat faster than normal students. The percentage of weight control experience were 49.2 and 71.0 in the normal and obese students, respectively. Blood levels of lipid profiles(triglyceride, LDL cholesterol, and HDL cholesterol), hemoglobin, AST and ALT were anaylzed. In UCP2 genes, the frequency of deletion homozygote(DD) was 71.5%, heterozygote(DI) was 26.9% and insertion homozygote(II) was 1.6%. Plasma levels of triglyceride, total cholesterol, LDL cholesterol, and HDL cholesterol of normal students were 79.06, 172.25, 100.86 and 57.03 mg/dl, and those of obese students were 93.06, 173.22, 101.22 and 54.39 mg/dl, respectively. Blood parameters were in normal range in both group. Plasma triglyceride, total cholesterol and LDL cholesterol levels of obese students were higher than those of normal students. On the other hand, plasma HDL cholesterol levels of obese students were lower than those of normal students. Plasma levels of AST and ALT were in normal range in both group. However, AST and ALT levels of obese students were higher than that of normal students. Thus, it was recommended for them to have a nutritional education program to improve their dietary and living habits for obese students’health. Nutritional education program should also be organized practically and systematically.

Uniform Rules for Bank-to-Bank Reimbursements under Documentary Credit Transactions (화환신용장거래하(貨換信用狀去來下)의 은행간(銀行間) 대금상환통일규칙(代金償還統一規則)에 관한 고찰(考察))

  • Lee, Cheon-Soo
    • THE INTERNATIONAL COMMERCE & LAW REVIEW
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    • v.12
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    • pp.519-551
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    • 1999
  • When an issuing bank issues a documentary credit, it must decide if the reimbursement will be a direct or simple or a bank-to-bank reimbursement. This decision is based on the bank that is nominated to pay, incur a deferred payment undertaking, accept drafts or negotiate. If an issuing bank decided bank-to-bank reimbursement, it must include the information in the credit instructing the nominated bank on how to obtain reimbursement. This instruction includes the name of the reimbursing bank, an indication that the reimbursement is subject to the Uniform Rules for Bank-to-Bank Reimbursements Under Documentary Credits ('URR'), ICC Publication 525 and any additional information that affects the nominated bank's ability to receive reimbursement. Until recently, reimbursements were the subject of outline regulation by Article 19 of the Uniform Customs and Practice for Documentary Credits ('UCP') and national law. Now, however, the International Chamber of Commerce has drafted URR, designed to emulate the harmonization of rules governing documentary credits achieved by the UCP. The URR are complementary to the UCP, which they are not intended to override or change. They became effective on July 1, 1996. The purpose of this study is to promote understanding on the Uniform Rules for Bank-to-Bank Reimbursements under Documentary Credits. In this paper, I studied the following subjects:(1) Bank-to-Bank Reimbursements tranaction under Documentary Credits, (2) Meaning of the URR's promulgation, (3) Analysis on the URR's Article. (1) General provisions and definitions, (2) Liabilities and responsibilities, (3) Form and notification of authorisations, amendments and claims, (4) Miscellaneous provisions.

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The Study on the Effect of Acanthopanax Senticocus Herbal Acupuncture on Metabolic Syndrome in High-fat Diet Fed Mice (가시오가피약침(五加皮藥鍼)이 High-fat Diet로 유발(誘發)된 대사증후군(代謝症候群)에 미치는 영향(影響))

  • Yoo, Tae-seop;Koh, Hyung-kyun;Kang, Sung-keel
    • Journal of Acupuncture Research
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    • v.22 no.3
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    • pp.77-92
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    • 2005
  • Objective : The aim of the study was to investigate the effect of Acanthopanax senticocus(AS) herbal acupuncture on the metabolic syndrome in high-fat diet fed mice. Methods : ICR mice were fed with high-fat diet to induce the metabolic syndrome. During the inducement of the metabolic syndrome, the groups were treated with AS herbal acupuncture with different concentrations(125mg/kg, 250mg/kg and 500mg/kg) to the point of Sinsu(BL23) everyday for 5 weeks. Thereafter, body weight, feed efficiency ratio, blood pressure, blood glucose, insulin level, insulin resistance, oral glucose tolerance test(OGTT), lipid profile(TG, TC, HDL-C, LDL-C, NEFA), mass of liver, histology of white adipose tissue(WAT) and brown adipose tissue(BAT), and expression of GLUT-4 and UCP-1 mRNA were measured. Results : The risk factors of metabolic syndrome such as obesity, non-insulin dependent diabetes mellitus(NIDDM), insulin resistance, hypertension, dyslipidemia were aggravated by high-fat diet for 5-weeks. AS herbal acupuncture inhibited the development of weight gain, hyperglycemia, hyperinsulinemia, insulin resistance, hypertension, dylipidemia and expression of GLUT-4 in WAT and UCP-1 mRNA in BAT, and also improved oral glucose intolerance and distribution of adipose tissue.

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Effects of Buja${\cdot}$Padu${\cdot}$Daehwang${\cdot}$Seokgo Extract on UCPs Expression in Mice (부자${\cdot}$파두${\cdot}$대황${\cdot}$석고 추출물의 UCP 발현에 미치는 영향)

  • Kwon, Kang-Beom;Kim, Eun-Kyung;Kim, In-Seob;Hwang, Tae-Ok;Lee, Si-Woo;Lee, Su-Kyung;Choi, Jin-Young;Keum, Kyung-Soo
    • Journal of Physiology & Pathology in Korean Medicine
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    • v.21 no.6
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    • pp.1407-1410
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    • 2007
  • We designed to investigate the relationship the cold-hot theory of herbology and body temperature in experimental model. we prepared four kinds of oriental medicine, which consisted of two cold herbs, Daehwang and Seokgo, and two hot herbs, Buja and Padu. Decrease of body temperature by cold exposure for 12 hour was not inhibited by four herbs oral administration for two weeks. Thermogenesis in mammals is an essential physiological function to maintain the body temperature. Mitochondrial uncoupling proteins(UCPs), which have a potential to generate heat by uncoupling oxidative phosphorylation, apper to play a crucial role in thermogenesis. Therefore UCP is commonly recognized as a key molecule in metabolic thermogenesis and its dysfunction contributes to the development of obesity. In these experiments, Daehwang water extracts inhibited the UCP1 mRNA expression increase by cold exposure in brown adipose tissue. But other herbs did not significantly influence on UCPs mRNA expression in white adipose tissue and seleus muscle tissue. Based on this experiment, we will try to clarify the effects of Daehwang water extracts on UCP1 expression and function.

Flow Scheduling in OBS Networks Based on Software-Defined Networking Control Plane

  • Tang, Wan;Chen, Fan;Chen, Min;Liu, Guo
    • KSII Transactions on Internet and Information Systems (TIIS)
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    • v.10 no.1
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    • pp.1-17
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    • 2016
  • The separated management and operation of commercial IP/optical multilayer networks makes network operators look for a unified control plane (UCP) to reduce their capital and operational expenditure. Software-defined networking (SDN) provides a central control plane with a programmable mechanism, regarded as a promising UCP for future optical networks. The general control and scheduling mechanism in SDN-based optical burst switching (OBS) networks is insufficient so the controller has to process a large number of messages per second, resulting in low network resource utilization. In view of this, this paper presents the burst-flow scheduling mechanism (BFSM) with a proposed scheduling algorithm considering channel usage. The simulation results show that, compared with the general control and scheduling mechanism, BFSM provides higher resource utilization and controller performance for the SDN-based OBS network in terms of burst loss rate, the number of messages to which the controller responds, and the average latency of the controller to process a message.

Polymorphisms in the uncoupling protein 3 gene and their associations with feed efficiency in chickens

  • Jin, Sihua;Yang, Lei;He, Tingting;Fan, Xinfeng;Wang, Yiqiu;Ge, Kai;Geng, Zhaoyu
    • Asian-Australasian Journal of Animal Sciences
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    • v.31 no.9
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    • pp.1401-1406
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    • 2018
  • Objective: The uncoupling protein 3 (UCP3) is a member of the mitochondrial anion carrier superfamily and has crucial effects on growth and feed efficiency in many species. Therefore, the objective of the present study was to examine the association of polymorphisms in the UCP3 gene with feed efficiency in meat-type chickens. Methods: Six single nucleotide polymorphisms (SNPs) of the UCP3 gene were chosen to be genotyped using matrix-assisted laser desorption-ionization time-of-flight mass spectrometry in meat-type chicken populations with 724 birds in total. Body weight at 49 (BW49) and 70 days of age (BW70) and feed intake (FI) in the interval were collected, then body weight gain (BWG) and feed conversion ratio (FCR) were calculated individually. Results: One SNP with a low minor allele frequency (<1%) was removed by quality control and data filtering. The results showed that rs13997809 of UCP3 was significantly associated with BWG and FCR (p<0.05), and that rs13997811 had significant effects on BW70 and BWG (p<0.05). Rs13997812 of UCP3 was strongly associated with BW70, FI, and FCR (p<0.05). Furthermore, individuals with AA genotype of rs13997809 had significantly higher BWG and lower FCR (p<0.05) than those with AT genotype. The GG individuals showed strongly higher BW70 and BWG than AA birds in rs13997811 (p<0.05). Birds with the TT genotype of rs13997812 had significantly greater BW70 and lower FCR compared with the CT birds (p<0.05). In addition, the TAC haplotype based on rs13997809, rs13997811, and rs13997812 showed significant effects on BW70, FI, and FCR (p<0.05). Conclusion: Our results therefore demonstrate important roles for UCP3 polymorphisms in growth and feed efficiency that might be used in meat-type chicken breeding programs.

Requirements for Compliant Documents with the Terms and Conditions of the Credit (신용장조건(信用狀條件)과 일치(一致)하는 서류(書類)의 요건(要件))

  • Lee, Cheon-Soo
    • THE INTERNATIONAL COMMERCE & LAW REVIEW
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    • v.13
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    • pp.581-603
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    • 2000
  • Beneficiary must present all documents stipulated in the Credit. If the documents conform in all respects with the terms and conditions of the Credit, beneficiary has a right to payment from an issuing or confirming bank. And banks must examine all documents presented by beneficiary for taking up the documents. If the documents appear on their face not to be in compliance with the terms and conditions of the Credit, banks may refuse to take up the documents. But standard for compliant documents with the terms and conditions of the Credit in the UCP or Section 5 of UCC is unclear. Because UCP Article 13(a) provides merely that banks must examine all documents stipulated in the Credit ${\cdots}$ to ascertain whether or not they appear, on their face, to be compliance with the terms and conditions of the Credit. ${\cdots}$ Documents which appear on their face to be inconsistent with one another will be considered as not appearing on their face to be in compliance with the terms and conditions of the Credit. Also UCC Section 5-108(a) provides merely that. ${\cdots}$ an issuer shall honor a presentation that, ${\cdots}$ appears on its face strictly to comply with the terms and conditions of the letter of credit. All problems are not resolve with easy by these regulations. Accordingly, I examined requirements for compliant documents with the terms and conditions of the Credit on the basis of the UCP and cases. To analyse this, I divided into three requirements ; (1) Completeness, (2) Regularity, (3) Linkage.

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Effects of Sinetrol-XPur on Leptin-Deficient Obese Mice and Activation of cAMP-Dependent UCP-2 (Leptin 유전자 결핍 동물모델을 이용한 시네트롤(Sinetrol-XPur)의 항비만 효과와 cAMP를 통한 UCP-2 활성화 기전 연구)

  • Yoo, Jae Myeong;Lee, Minhee;Kwon, Han Ol;Choi, Sei Gyu;Bae, Mun Hyoung;Kim, Ok-Kyung
    • Journal of the Korean Society of Food Science and Nutrition
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    • v.45 no.4
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    • pp.484-491
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    • 2016
  • The present study investigated the effect of Sinetrol-XPur (polyphenolic Citrus spp. and Paullinia cupana Kunth dry extract) and defined the action mode for cyclic adenosine monophosphate (cAMP)-dependent uncoupling protein (UCP)-2 activation. Leptin-deficient obese mice were treated with two different doses, 100 mg/kg body weight (BW) and 300 mg/kg BW of each AIN93G supplement, for 7 weeks. Treatment of obese mice with both low and high doses of Sinetrol-XPur significantly reduced body weight gain compared to control obese mice. White adipose tissue weight of mice was reduced by 30.96% in high dose-supplemented groups. Serum total cholesterol and triglyceride were reduced by a high dose of Sinetrol-XPur by 20.02% and 30.96%, respectively. Serum level of high density lipoprotein (HDL) was significantly increased by treatment with both doses, as the ratio of HDL to low density lipoprotein increased by 138.78% and 171.49%, respectively. Regarding expression of biochemical factors related to lipid metabolism, fatty acid synthase significantly decreased and UCP-2 increased upon treatment with a high dose of Sinetrol-XPur, but there was no significant difference in lipoprotein lipase and hormone-sensitive lipase. To define cellular mechanism, intracellular cAMP levels in 3T3-L1 adipocytes significantly increased in a dose-dependent manner over the range of $50{\sim}250{\mu}m/mL$. The phosphodiesterase (PDE) inhibitor 3-isobutyl-1-methylxanthine clearly blocked cAMP, suggesting that Sinetrol-XPur promotes lipolysis of adipocytes through inhibition of cAMP-dependent PDE, resulting in induction of cAMP response element binding protein and UCP-2. These results suggest that Sinetrol-XPur supplementation is a viable option for reducing body weight and fat by improving serum lipid profiles and genetic expression of lipid metabolic factors, especially activation of cAMP-dependent UCP-2.

Construction and Characterization of Novel Expression Vectors for Genetic Adipose Tissue Ablation

  • Ko, Duck Sung;Choi, Woong Hwan;Kim, Chul Geun
    • Animal cells and systems
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    • v.2 no.2
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    • pp.249-258
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    • 1998
  • Obesity, one of the most common metabolic diseases in industrial countries is characterized by an increase in the number or size of adipocytes. In an effort to create transgenic mouse models for the study of obesity we developed a novel technique in which adipose tissue can be ablated genetically at will, at any specific developmental stage and/or physiological condition, by the treatment of ganciclovir. We made a series of adipocytespecific expression vectors using minimal regulatory regions of brown adipocyte-specific uncoupling protein (UCP-1) gene and adipocyte-specific aP2 gene, and then analyzed their expression characteristics in cultured cell lines. When both constructs pUCP-LacZ and paP2-LacZ were transfected transiently into differentiating 3T3-L1 (pre-while adipocytes) and HIB-1B (pre-brown adipocytes) cell lines in vitro and then monitored by X-gal staining of cells, these regulatory regions were sufficient to show proper differentiation stage-specific expression in adipocvtes. To confirm that adipocytes expressing HSV-TK controlled by these minimal requlatory elements are sufficient to kill themselves with ganciclovir treatment pUCP-TK and paP2-TK expression constructs were transfected stably into HIB-1B and 3T3-L1 cells, respectively, and their ganciclovir sensitivities were tested during in vitro differentiation of cells. As expected more than 80% of cells were dead by the 7th day of treatment with ganciclovir while negative control cells were not affected at all. The data suqqest that the constructed vectors are suitable for obtaining novel obese transqenic models based on a conditional genetic tissue ablation method.

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