• Title/Summary/Keyword: Standard metabolism

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Reference study for concept difinition of 'Seven emotions theory' (칠정학설천석(七情學說淺釋))

  • An, Sang-Woo
    • Journal of The Association for Neo Medicine
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    • v.1 no.2
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    • pp.39-55
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    • 1996
  • The theory of seven emotions is a unique theory in oriental medicine which describes the mutual relationship between body and mind of human. Although, the term 'Seven emotions' was not clearly indicated in ${\ulcorner}$The Yellow Emperor's Internal Classic(黃帝內經)${\lrcorner}$, it is appeared in ${\ulcorner}$A Treatise on the Three Catagories of Cause of Diseases(三因方)${\lrcorner}$ written by Chen Yan(陳言) in South-Song Dynasty. It seemed that Chen Yan explained seven emotions as the internal etiologic factor according to the classification of seven emotions of ${\ulcorner}$Ye-Gi(禮記)${\lrcorner}$ under the academic influence during Song Dynasy which emphasized more on the standard of right and wrong rather than individual emotion. Meditation or consideration modulates the function of spleen and stomach and the metabolism of blood and body fluid and it also controls the various emotions and maintains the equilibrium of human body. Human emotions are influenced by the changes of nature and deeply related to time and space including social-environmental factors. The function and strength of seven emotions: joy, anger, anxiety, worry, grief, apprehension and fright are determined by the external stimulation as the causes of illness.

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A Development of Methods for detecting Immunosuppression induced by Cyclophosphamide in vitro (Cyclophosphamide의 면역독성 검출을 위한 in vitro 시험법의 개발)

  • ;Michael P. Holsapple
    • Biomolecules & Therapeutics
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    • v.2 no.3
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    • pp.236-243
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    • 1994
  • A splenocyte culture system supplemented with liver microsomes was developed to detect immunotoxic chemicals which require metabolic activation using cyclophosphamide as a positive standard. When liver microsomes were added to splenocyte cultures isolated from female B6C3Fl mice, the proliferation of splenocytes by lipopolysaccharide (LPS) was increased and the proliferation by concanavalin A (Con A) was decreased. However, when compared with each corresponding control, cyclophophamide was successfully activated to metabolites capable of suppressing Iymphoproliferative responses. This suppression was clearly dependent upon the amounts of microsomes added and/or the concentration of cyclophosphamide exposed. In these cultures, the proliferation of splenocytes was suppressed when the cells were exposed to cyclophosphamide on the day of culture initiation. On the other hand, microsome was responsible for the increase in LPS mitogenicity and NADPH was responsible for the decrease in Con A mitogenicity. Finally, our present culture system was compared with the hepatocyte-splenocyte coculture system which we had developed earlier. We found that the hepatocyte-splenocyte coculture was better able to activate cyclophosphamide to metabolites capable of suppressing the antibody response to sheep erythrocytes. Although our present culture system was relatively poor to activate cyclophosphamide in cultures for antibody response, it will be useful as a simple screening method to detect suppression of certain in vitro immunotoxic parameters like LPS mitogenicity by chemicals which require metabolism.

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Development of in vitro Short-term Carcinogenicity Test Method and its Mechanism of Action

  • Cho, Dae-Hyun;Kim, Jun-Gyou-;Ahn, Mi-Young;Park, Mi-Kyung-;Moon, Byung-Woo;Moon, Hwa-Hwey;Lee, Byung-Mu-
    • Proceedings of the Korean Society of Applied Pharmacology
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    • 1994.04a
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    • pp.336-336
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    • 1994
  • In order to develope the in vitro short term screen-ing method for carcinogen, we studied a purification method for thymine glycol in oxidaized DNA. Thymine glycol (5,6-dihydroxy-5, 6-dihydrothymine) is the major stable radiolysis poduct in thymine by chemical oxidants and ionzing radiation and it is a useful biomarker among oxidized DNA adducts, related with carcinogenests. Standard thymine glycol was prepared by oxidation of 〔$^3$H〕 thymine with KMnO$_4$ followed by purification with HPLC-LSC system and it was assayed by TLC and gas chromatography-MSD. 〔$^3$H〕 DMA adducts was isolated from E. coli (wild type ) treated with oxidative agents such as benzo(a)pyrene, adriamycin, aflatoxin B$_1$ and KBrO$_3$. These oxidative agents generated free radicals in cells by oxidative metabolism. As a result, thymine glycol was produced in cultured E. coli by four chemicals. This result shows that this methodology should be useful tool in screening oxidative carcinogen.

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Effects of Sarcopenic Obesity on Metabolic Syndrome in Korean Elders: Using Data from the Korea National Health and Nutrition Examination Survey (2008-2011)

  • Choi, Hyun-A;Park, Kyung-Min
    • Research in Community and Public Health Nursing
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    • v.27 no.3
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    • pp.231-241
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    • 2016
  • Purpose: This study was conducted to examine effects of sarcopenic obesity on metabolic syndrome in Korean elders. Methods: This study is based on the analysis of the Korea National Health and Nutrition Examination Survey (KNHANES) with 1,155 subjects (524 men, and 631 women) aged 60 or older, from 2008 to 2011. Sarcopenia was defined as an appendicular skeletal muscle (ASM), divided by weight (%) of <1 SD (standard deviation) below the sex-specific mean for young adults. Obesity was defined as a total body fat percent (men${\geq}$25%, women${\geq}$35%). Results: The prevalence of SO (sarcopenic obesity) was 13.3% among men and 22.5% among women. Both sexes showed a higher total body fat percent, and the SMI (skeletal muscle index) was the lowest in the SO group. Metabolic syndrome was highly prevalent in the SO group (52.5% men, 60.4% women). The SO group showed a higher risk for metabolic syndrome (odds ratio men 6.57 [95% CI 5.19~7.27], women 3.89 [95% CI 2.41~6.29]) than the obese group (men 3.14 [95% CI 1.76~4.14], women 2.54 [95% CI 1.38~4.65]). Conclusion: SO is a major risk factor for metabolic syndrome in Korean elders. Therefore, a nursing program should be given to the Korean elderly SO group to prevent metabolic syndrome.

The Inactivation of Isonicotinic Acid Hydrazid (INH) (Isonicotinic Acid Hydrazid (INH)의 불활성화(不活性化)에 관한 연구(硏究))

  • Kim, Jae-Baek
    • Journal of Pharmaceutical Investigation
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    • v.9 no.3
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    • pp.1-8
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    • 1979
  • The main route of metabolism of isonicotinic acid hydrazid (INH) in man is its conjugation with acetyl coenzyme A to form acetyl-INH. The reaction is catalyzed by an N-acetyl transferase in the liver. The acetylated drug can be excreted by the kidney more efficiently than INH, and the biological half-life of the drug in the body depends upon how rapidly the drug can be acetylated. This report measured the concentration of INH in the blood of 147 individuals 6 hours after they received a standard dose (9.8mg/kg) and plotted the data as a frequeney distribution hiotogram. There was bimodality, with a mean for one subpopulation at approximately $0.6{\sim}0.8\;mcg/ml.$, and a mean for the other subpopulation between 2.8 and 4.0mcg/ml. As might be expected slow acetylators of INH are more likely to develop a cumulative toxicity to the drug. The principle ,toxicity to INH is a peripheral neuritis but this adverse effect can be prevented by given extra pyridoxin to the patients, and the vitamin does not alter the antitubercular activity of INH. This report carried out that pyridoxine does not alter the ratio of free INH to the total INH in blood.

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Comparison of Health Status and Mibyeong Characteristics between Cold Syndrome and Heat Syndrome by Cold Heat Syndrome Differentiation Score (한열변증 점수를 이용한 한증과 열증의 건강 상태와 미병 특징 비교)

  • Joo, Jong-Cheon;Lee, Siwoo;Park, Soo-Jung
    • The Journal of Korean Medicine
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    • v.39 no.1
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    • pp.13-21
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    • 2018
  • Objectives: The objective of this study is to develop the diagnostic tool to distinguish between cold syndrome (CS) and heat syndrome (HS). Methods: A total of 1,753 subjects were divided into three groups, those are CS group, intemediate group, and HS group, by the mean and standard deviation of the cold heat syndrome differentiation score using 7 point scale consisting of 9 items. Demographic characteristics, diseases history, health status, Mibyeong, syndrome differentiation were analyzed. Results: CS is characterized by women, elderly, and low body mass index. CS has a history of thyroid disease, cataract, depression, osteoporosis, and HS has a history of prostatomegaly. CS receives less social psychosocial stress than HS, and the quality of life associated with health status is lower than HS. CS group has the tendency to be tired, painful, sleepless, dyspeptic and anxious. Conclusions: CS is a set of symptoms associated with decreased energy metabolism and decreased metabolic function, and is more likely to be unhealthy than HS.

Thermal and Organic Chemical Stress Responsive Genes in Soft Coral, Scleronephthya gracillimum

  • Woo, Seon-Ock;Yum, Seung-Shic;Kim, Yong-Tae;Suh, Seung-Jik;Kim, Hack-Cheul;Lee, Jong-Rak;Kim, Sa-Heung;Lee, Taek-Kyun
    • Molecular & Cellular Toxicology
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    • v.2 no.3
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    • pp.170-175
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    • 2006
  • The extensive isolation of genes responsive to stressful conditions from a soft coral Scleronephthya gracillimum was described. Soft coral colonies were exposed to thermal and chemical stressors to induce the expression of stress related genes. Differentially expressed genes by natural or anthropogenic stressors were identified by construction of standard and stress exposed-paired subtractive cDNA library. Thirty-two and thirty-seven kinds of candidate genes were identified from thermal or benzo[a]pyrene stress exposed group, respectively, which are associated with cell cycle, cell signaling, transcription, translation, protein metabolism, and other cellular functions. The expected function of each gene was described. The isolated and identified differentially expressed genes have a great potential to identify environmental stressors in global environmental changes and could act as molecular biomarkers for biological responses against environmental changes. Finally, it may open a new paradigm on soft coral health assessment.

The Prevalence and Risk Factors for Diabetic Retinopathy in Shiraz, Southern Iran

  • Ghaem, Haleh;Daneshi, Nima;Riahi, Shirin;Dianatinasab, Mostafa
    • Diabetes and Metabolism Journal
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    • v.42 no.6
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    • pp.538-543
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    • 2018
  • Globally, diabetic retinopathy (DR) is one of the leading causes of blindness, that diminishes quality of life. This study aimed to describe the prevalence of DR, and its associated risk factors. This cross-sectional study was carried out among 478 diabetic patients in a referral center in Fars province, Iran. The mean${\pm}$standard deviation age of the participants was $56.64{\pm}12.45$ years old and DR prevalence was 32.8%. In multivariable analysis, lower education levels (adjusted odds ratio [aOR], 0.43; 95% confidence interval [CI], 0.24 to 0.76), being overweight (aOR, 1.70; 95% CI, 1.02 to 2.83) or obese (aOR, 1.88; 95% CI, 1.09 to 3.26), diabetes duration of 10 to 20 years (aOR, 2.35; 95% CI, 1.48 to 3.73) and over 20 years (aOR, 5.63; 95% CI, 2.97 to 10.68), receiving insulin (aOR, 1.99; 95% CI, 1.27 to 3.10), and having chronic diseases (aOR, 1.71; 95% CI, 1.02 to 2.85) were significantly associated with DR. In conclusion, longer diabetes duration and obesity or having chronic diseases are strongly associated with DR suggesting that control of these risk factors may reduce both the prevalence and impact of retinopathy in Iran.

The Effects of Scutellaria Radix Extract on the Alcohol-Induced Fatty Acid Synthesis of Liver in Rats (알코올로 유도된 흰쥐의 간 지방 형성에 황금 추출물이 미치는 효과)

  • Kim, Bum Hoi
    • Journal of Korean Medicine for Obesity Research
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    • v.18 no.1
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    • pp.19-26
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    • 2018
  • Objectives: Alcoholic fatty liver is a potentially pathologic condition which can progress to steatohepatitis, fibrosis, and cirrhosis. The objective of this study is to investigate the effects of Scutellaria Radix (SR) extract on the alcoholic fatty liver induced by long-term EtOH administration. Results: Male Sprague Dawley rats were used in this study. All animals were randomly divided into Normal group, treated with saline (n=10); EtOH group, treated with ethanol (n=10); EtOH+SR group, treated with ethanol+Scutellaria Radix extract (n=10). For oral administration of ethanol in EtOH and EtOH+SR group, the ethanol was dissolved in distilled water in concentrations of 25% (v/v). Throughout the experiment of 8 week, the rats were allowed free access to water and standard chow. Sample group were administrated by Scutellaria Radix extract daily for 8 weeks. Results: The levels of hepatic marker such as aspartate aminotransferase and alanine aminotransferase were altered. Histopathological changes such as ballooning, fatty and hydropic degeneration were reduced and the expression of tumor necrosis $factor-{\alpha}$ ($TNF-{\alpha}$) was significantly attenuated by Scutellaria Radix extract. Conclusions: These data suggest that Scutellaria Radix extract attenuated the alcoholic simple fatty liver by improving hepatic lipid metabolism via suppression of $TNF-{\alpha}$ protein. Scutellaria Radix could be effective in protecting the liver from alcoholic fatty liver.

Effective Validation Model and Use of Mobile-Health Applications for the Elderly

  • Lopez, Leonardo Juan Ramirez;Pinto, Edward Paul Guillen;Linares, Carlos Omar Ramos
    • Healthcare Informatics Research
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    • v.24 no.4
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    • pp.276-282
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    • 2018
  • Objectives: Due to the uncontrolled increase of the mobile health applications and their scarce use by elderly for reason of absence credibility of measurements by lack scientific support, the aim of this study was to evaluate the differences between the biophysical measurements based on standard instrument against a mobile application using controlled experiments with elderly to propose an effective validation model of the developed apps. Methods: The subjects of the study (50 people) were elderly people who wanted to check their weight and cardiac status. For this purpose, two mobile applications were used to measure energy expenditure based on physical activity (Activ) and heart rate (SMCa) during controlled walking at specific speeds. Minute-by-minute measurements were recorded to evaluate the average error and the accuracy of the data acquired through confidence intervals by means of statistical analysis of the data. Results: The experimental results obtained by the Activ/SMCa apps showed a consistent statistical similarity with those obtained by specialized equipment with confidence intervals of 95%. All the subjects were advised and trained on the use of the applications, and the initial registration of data to characterize them served to significantly affect the perceived ease of use. Conclusions: This is the first model to validate a health-app with elderly people allowed to demonstrate the anthropometric and body movement differences of subjects with equal body mass index (BMI) but younger. Future studies should consider not only BMI data but also other variables, such as age and usability perception factors.