• Title/Summary/Keyword: metK

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Subtle inflammation: a possible mechanism of future cardiovascular risk in obese children

  • Sontichai, Watchareewan;Dejkhamron, Prapai;Pothacharoen, Peraphan;Kongtaweelert, Prachya;Unachak, Kevalee;Ukarapol, Nuthapong
    • Clinical and Experimental Pediatrics
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    • v.60 no.11
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    • pp.359-364
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    • 2017
  • Purpose: The risk of cardiovascular disease (CVD) has been shown to be associated with systemic inflammation in obese adults with metabolic syndrome (MetS). The aims of this study were to evaluate the prevalence of MetS and its relation to inflammatory markers in obese Thai children. Methods: A cross-sectional study was conducted. Children with history of endogenous obesity, chronic diseases, drug ingestion, and any acute illness within 2 weeks prior to enrollment were excluded. Their fasting blood glucose (FBG) levels, oral glucose tolerance tests, insulin, lipid profiles, and selected inflammatory markers, including interleukin-6, tumor necrosis factor-alpha, and high-sensitivity C-reactive protein (hs-CRP) levels, were tested. Results: In this study, 58 obese Thai children (female, 20; male, 38) with a mean body mass index z score of $5.1{\pm}2.2$ were enrolled. The prevalence of MetS and prediabetes was 31% and 17.2%, respectively. None of the children had diabetes. FBG levels, 2-hour glucose levels, and lipid profiles were not statistically different between those with and without MetS. However, obese children with MetS had higher insulin levels and homeostasis model assessment of insulin resistance values. Elevated hs-CRP levels were found in 69% of the cases, although it was not statistically different between the 2 groups. Conclusion: We described a substantial prevalence of MetS in Thai obese children. Regardless of MetS status, two-thirds of the obese children had elevated hs-CRP level, indicating subtle ongoing inflammatory process. This chronic inflammation feasibly predisposes them to CVD in the future, even in children without MetS.

Characteristics of Nutrient Intake According to Metabolic Syndrome in Korean Elderly - Using Data from the Korea National Health and Nutrition Examination Survey 2010 - (노인의 대사증후군 유병에 따른 영양소 섭취 특성 - 국민건강영양조사 제5기 1차년도(2010) 자료를 이용하여 -)

  • Kim, Mi Hyun
    • The Korean Journal of Food And Nutrition
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    • v.26 no.3
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    • pp.515-525
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    • 2013
  • This study was performed to investigate the characteristics of nutrient intake according to metabolic syndrome in Korean elderly. Data on 1,200 elderly (men 545, women 655) over 65 years was obtained from the Korea National Health and Nutrition Examination Survey 2010. The subjects were divided into metabolic syndrome (MetS) and normal groups based on NCEP-ATP III guidelines and by applying the Asia-Pacific definition with waist circumference. The prevalence of MetS was 48.9% in all subjects, 35.6% in men and 58.9% in women, respectively. All nutrient intake was significantly lower in MetS than normal subjects, except iron, vitamin A, carotene, and retinol. In the carbohydrate: protein: fat (C:P:F) ratio, MetS showed a higher rate for carbohydrate, but a lower rate for protein and fat than normal. MetS was lower in calcium, vitamin B1, and vitamin C by the nutrient adequacy ratio than normal. Mean adequacy ratio of MetS (0.69) was lower than that of the normal group (0.72). These results demonstrated that undernutrition, not excess intake of specific nutrients - energy, fat, or cholesterol was associated with the risk for MetS in Korean elderly with MetS. Therefore, it is recommended to have a healthy dietary pattern with diverse nutrients for the prevention of MetS.

The Clinical Research of the Effectiveness of Muscle Energy Technique (MET) on Peripheral Facial Paralysis

  • Jo, Na Young;Roh, Jeong Du
    • The Journal of Korean Medicine
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    • v.37 no.2
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    • pp.45-52
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    • 2016
  • Objectives: The purpose of this study is to evaluate the clinical effects of Muscle Energy Technique(MET) for peripheral facial paralysis. Methods: 60 Patients were divided into two groups. Group A(n=30) received the treatment with existing Korean medicine. Group B(n=30) received the MET with existing Korean medicine. It was performed once a day, five time per a week for three weeks. we analyzed Yanagihara's score and House-Brackmann scale Results: A week after MET treatment, Yanagihara's score average of Group A is $7.17{\pm}6.34$. Yanagihara's score average of Group B is $8.84{\pm}5.22$. (p=0.72). Two weeks after MET, Yanagihara's score average of Group A is $12.39{\pm}4.94$. Yanagihara's score average of Group B is $15.12{\pm}3.20$. (p=0.04). Three weeks after MET, Yanagihara's score average of Group A is $17.11{\pm}5.31$. Yanagihara's score average of Group B is $22.78{\pm}3.67$. (p=0.01). A is $3.87{\pm}1.36$. House-Brackmann Scale average of Group B is $3.64{\pm}1.76$. (p=0.63). Two weeks after MET treatment, House-Brackmann Scale average of Group A is $3.20{\pm}0.97$. House-Brackmann Scale average of Group B is $3.02{\pm}1.03$. (p=0.05). Three weeks after MET, House-Brackmann Scale average of Group A is $2.84{\pm}1.12$. House-Brackmann Scale average of Group B is $2.23{\pm}0.78$. (p=0.04). Conclusion: MET treatment is effective for improve the symptoms of peripheral facial paralysis. Therefore, it will be used to peripheral facial paralysis.

MiR-130a Overcomes Gefitinib Resistance by Targeting Met in Non-Small Cell Lung Cancer Cell Lines

  • Zhou, Yong-Ming;Liu, Juan;Sun, Wei
    • Asian Pacific Journal of Cancer Prevention
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    • v.15 no.3
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    • pp.1391-1396
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    • 2014
  • Non-small cell lung cancer (NSCLC) is the most common type of lung cancer and the most common cause of lung cancer death. Currently, the epidermal growth factor receptor inhibitor gefitinib is used for its treatment; however, drug resistance is a major obstacle. Expression of Met has been associated with both primary and acquired resistance to gefitinib, but the mechanisms regulating its expression are not fully understood. Recently, miRNAs such as miR-130a have been shown to play a role in gefitinib resistance, but importance in NSCLC and relationships with Met have not been fully explored. Here we show that miR-130a is over-expressed in gefitinibsensitive NSCLC cell lines, but is low in gefitinib-resistant NSCLC cell lines. Moreover, miR-130a expression was negatively correlated with that of Met. Further analysis revealed that over-expression of miR-130a increased cell apoptosis and inhibited proliferation of NSCLC cells treated with gefitinib, whereas lowering the expression of miR-130a decreased cell apoptosis and promoted cell proliferation after treatment with gefitinib in both gefitinib-sensitive and -resistant NSCLC cell lines, suggesting that miR-130a overcomes gefitinib resistance. We also demonstrated that miR-130a binds to the 3'-UTR of Met and significantly suppresses its expression. Finally, our results showed that over-expressing Met could "rescue" the functions of miR-130a regarding cell apoptosis and proliferation after cells are treated with gefitinib. These findings indicate that the miR-130a/Met axis plays an important role in gefitinib resistance in NSCLC. Thus, the miR-130a/Met axis may be an effective therapeutic target in gefitinib-resistant lung cancer patients.

Cloning and Expression of the metE gene coding for homocysteine methyltransferase from the basidiomycete Ganoderma lucidum in E. coli (영지버섯으로부터 homocysteine methyltransferase를 암호화 하는 metE 유전자의 클로닝 및 E. coli에서의 발현)

  • Kim, Hyun-Jeong;Park, Dong-Chul;Lee, Kap-Duk;Lee, Byul-La;Lee, Kap-Rang
    • The Korean Journal of Mycology
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    • v.21 no.4
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    • pp.279-284
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    • 1993
  • The metE gene coding for $N^{5}-methyl-H_{4}-folate;$ homocysteine methyltransferase from the basidiomycete Ganoderma lucidum was cloned by complementation of methionine-requiring mutants of E. coli. The size of a inserted DNA was about 1.54 kb and had 5 restriction enzyme sites. A physical map was constructed. Southern blot analysis confirmed the presence of a transforming DNA in the genome of Ganoderma lucidum. indicating the presence of a single copy.

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Muscle Energy Technique for Neck Pain: Systematic Review (경추통에 대한 근 에너지 기법의 효과: 체계적 문헌고찰)

  • Son, Bu-Kyung;Yoo, Hyo-Jeong;Geum, Ji-Hye;Lee, Jung-Han;Ha, Won-Bae
    • The Journal of Churna Manual Medicine for Spine and Nerves
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    • v.15 no.1
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    • pp.49-64
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    • 2020
  • Objectives : The purpose of this study was to provide a clinical evidence base for the effectiveness of the muscle energy technique (MET) for cervicalgia. Methods : We conducted a search of 10 electronic databases up to April 2019. Randomized controlled trials (RCTs) that performed the MET for cervicalgia were included. The risk of bias was assessed using the Cochrane risk of bias (RoB) tool. Results : Six RCTs met the inclusion criteria. The literature review of these studies showed favorable results for the use of the MET in comparison to other manual medicines. Conclusions : In 6 RCTs, we found that the MET was effective in cervicalgia treatment. However, most of the included studies had an unclear risk of bias. Therefore, well-designed RCTs are necessary to obtain a higher evidence level of the MET use in cervicalgia.

A healthy dietary pattern consisting of a variety of food choices is inversely associated with the development of metabolic syndrome

  • Baik, Inkyung;Lee, Myoungsook;Jun, Nu-Ri;Lee, Jae-Yeon;Shin, Chol
    • Nutrition Research and Practice
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    • v.7 no.3
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    • pp.233-241
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    • 2013
  • There are limited data on healthy dietary patterns protective against metabolic syndrome (MetSyn) development. We identified dietary patterns among middle-aged and older adults and investigated the associations with the incidence of MetSyn. A population-based prospective cohort study included 5,251 male and female Koreans aged 40-69 years. At baseline, all individuals were free of MetSyn, other major metabolic diseases, and known cardiovascular disease or cancer. Cases of MetSyn were ascertained over a 6-year of follow-up. Dietary patterns and their factor scores were generated by factor analysis using the data of a food frequency questionnaire. We performed pooled logistic regression analysis to estimate multivariable-adjusted relative risk (RR) and 95% confidence interval (CI) for associations between factor scores and MetSyn risk. Two dietary patterns were identified; (1) a healthy dietary pattern, which included a variety of foods such as fish, seafood, vegetables, seaweed, protein foods, fruits, dairy products, and grains; and (2) an unhealthy dietary pattern, which included a limited number of food items. After controlling for confounding factors, factor scores for the healthy dietary pattern were inversely associated with MetSyn risk (P-value for trend < 0.05) while those for the unhealthy dietary pattern had no association. Individuals in the top quintile of the healthy diet scores showed a multivariable-adjusted RR [95% CI] of 0.76 [0.60-0.97] for MetSyn risk compared with those in the bottom quintile. The beneficial effects were derived from inverse associations with abdominal obesity, low HDL-cholesterol levels, and high fasting glucose levels. Our findings suggest that a variety of healthy food choices is recommended to prevent MetSyn.

The Effect of Level and Period of Fe-methionine Chelate Supplementation on the Iron Content of Boiler Meat

  • Seo, S.H.;Lee, H.K.;Lee, W.S.;Shin, K.S.;Paik, I.K.
    • Asian-Australasian Journal of Animal Sciences
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    • v.21 no.10
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    • pp.1501-1505
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    • 2008
  • A broiler experiment was conducted to compare the effects of duration and level of iron-methionine chelate (Fe-Met) supplementation on the iron, copper (Cu) and zinc (Zn) content of broiler meat. Two hundred and fifty hatched Ross broiler chickens were randomly assigned to 5 dietary treatments. Each treatment had 5 replicates of 10 birds (5 males and 5 females) each. Birds were housed in raised floor batteries and fed traditional broiler diets ad libitum for 5 weeks. Dietary treatments were as follows: Control and two levels of Fe-Met (100 or 200 ppm in Fe) supplemented for either the whole period (0-5 wk) or grower period (4-5 wk). Production performance was not significantly affected by treatments. Iron content in the muscles (breast, leg and wing) and organs (liver and spleen) were significantly (p<0.05) increased as the level and duration of Fe-Met supplementation increased. The highest concentration of iron was shown in Fe-Met 200 fed for the whole period. Liver contained the highest amount of iron followed by spleen, leg muscle, wing muscle and breast muscle. Supplementation of Fe-Met 200 for the grower period resulted in higher iron concentration in liver and spleen than supplementation of Fe-Met 100 for the whole period. However, the same treatment resulted in lower iron concentration in muscles (breast, leg and wing) than the treatment of Fe-Met 100 for the whole period. In order to achieve the highest iron enrichment in the muscles, Fe-Met should be supplemented at 200 ppm in Fe for the whole period (5 wks). Fe-Met supplementation increased copper concentration in all muscles and organs except wing muscle. Zinc concentration decreased in breast and wing muscle but tended to increase in leg muscle, liver and spleen by Fe-Met 200 supplementation. Color of muscle was not significantly affected by Fe-Met treatments. However, redness of leg and breast muscle, and yellowness of leg and breast muscle tended to increase by supplementation of Fe-Met for the whole period. It was concluded that iron content of broiler meat can be effectively enriched by supplementation of 200 ppm of Fe as Fe-Met for 5 wks.

The Relative Effectiveness of Liquid Methionine Hydroxy Analogue Compared to DL-methionine in Broilers

  • Yao, J.H.;Li, S.Q.;Zhong, L.L.;Huang, S.X.;Zhang, W.J.;Xi, H.B.
    • Asian-Australasian Journal of Animal Sciences
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    • v.19 no.7
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    • pp.1026-1032
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    • 2006
  • The present experiment was conducted to assess the efficacy of liquid methionine hydroxy analogue-free acid (MHA-FA) in comparison to DL-methionine (DL-Met) in broilers. 567 day-old Avian chicks were divided into 7 treatments with 5 replicates of 16 birds each. During the 35d (7-42 d) experimental periods chicks were given two basal diets. From 7 to 21d of age, a starting basal diet containing 19.5% protein and 0.33% methionine was supplemented with two graded levels of DL-Met (0.070 and 0.160%) or four levels of MHA-FA (0.118, 0.143, 0.221 and 0.268%). From 22 to 42d of age DL-Met (0.050 and 0.080%) or MHA-FA (0.071, 0.074, 0.112 and 0.140%) were added to a finishing basal diet with 18.0% protein and 0.28% methionine. Chicks fed on supplemental DL-Met or MHA-FA had significantly higher (p<0.05) body weight gain and feed conversion ratio (FCR) than the control group from 7-21d of age. During the finishing phase (22-42 d), body weight and weight gain of chicks in DL-Met or MHA-FA treatments were similar to those in the control, but FCR was improved (p<0.05) with supplementation of DL-Met or MHA-FA. Breast yield was higher (p<0.05) on DL-Met or MHA-FA supplemented than un-supplemented diets. The thigh meat yields emanating from diets with DL-Met or MHA-FA were lower (p<0.05) than that in control. Abdominal fat was also higher in broilers fed the control diet than in DL-Met or MHA-FA supplemented treatments. Methionine requirement of broilers was calculated to be 0.44 and 0.35% and cystine requirement was 0.35 and 0.31% for the starting (7-21 d) and finishing phase (22-42 d), respectively. The efficacy of MHA-FA in comparison to DL-Met for weight gain was 64 and 85% and for FCR was 55 and 60% at 7-21 and 22-42 d of age, respectively, while it was 74, 72, 52 and 48% for breast yield, thigh meat production, body energy content and energy deposition ratio at 42 d of age, respectively. In conclusion, in practical diet formulation for broiler chicks the average bioavailability of MHA-FA relative to DL-Met could be considered as 60 and 73% for 7 to 21d and 22 to 42 d of age, respectively.

Structural Roles of Cysteine 50 and Cysteine 230 Residues in Arabidopsis thaliana S-Adenosylmethionine Decarboxylase

  • Park, Sung-Joon;Cho, Young-Dong
    • BMB Reports
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    • v.35 no.2
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    • pp.178-185
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    • 2002
  • The Arabidopsis thaliana S-Adenosylmethionine decarboxylase (AdoMetDC) cDNA ($GenBank^{TM}$ U63633) was cloned. Site-specific mutagenesis was performed to introduce mutations at the conserved cysteine $Cys^{50}$, $Cys^{83}$, and $Cys^{230}$, and $lys^{81}$ residues. In accordance with the human AdoMetDC, the C50A and C230A mutagenesis had minimal effect on catalytic activity, which was further supported by DTNB-mediated inactivation and reactivation. However, unlike the human AdoMetDC, the $Cys^{50}$ and $Cys^{230}$ mutants were much more thermally unstable than the wild type and other mutant AdoMetDC, suggesting the structural significance of cysteines. Furthermore, according to a circular dichroism spectrum analysis, the $Cys^{50}$ and $Cys^{230}$ mutants show a higher a-helix content and lower coiled-coil content when compared to that of wild type and the other mutant AdoMetDC. Also, the three-dimensional structure of Arabidopsis thaliana AdoMetDC could further support all of the data presented here. Summarily, we suggest that the $Cys^{50}$ and $Cys^{230}$ residues are structurally important.