• 제목/요약/키워드: Functional levels

검색결과 2,086건 처리시간 0.025초

천연 기능성 물질(Functional Ingredients)을 활용한 LDL 수용체과(科) 조절과 지질항상성 개선 (Improvement of Lipid Homeostasis Through Modulation of Low-density Lipoprotein Receptor Family by Functional Ingredients)

  • 정정호;류융선;박기범;고광웅
    • 산업식품공학
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    • 제21권1호
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    • pp.1-11
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    • 2017
  • Dyslipidemia, defined as elevated triglyceride (TG), total- and LDL-C, and/or decreased HDL-C levels, is considered a principal risk factor for cardiovascular disease. The low-density lipoprotein receptor (LDLR) family has been considered a key player in the prevention of dyslipidemia. The LDLR family consists of cytoplasmic membrane proteins and plays an important role not only in ligand-receptor binding and uptake, but also in various cell signaling pathways. Emerging reports state that various functional ingredients dynamically modulate the function of the LDLR family. For instance, oats stimulated the LDLR function in vivo, resulting in decreased body weight and improved serum lipid profiles. The stimulation of LRP6 by functional ingredients in vitro activated the Wnt/${\beta}-catenin$ pathway, subsequently suppressing the intracellular TG via inhibition of SREBP1, $PPAR{\gamma}$, and $C/EBP{\alpha}$. Furthermore, the extract of Cistanchetubulosa enhanced the expression of the mRNA of VLDLR, followed by a reduction in the serum cholesterol level. In addition, fermented soy milk diminished TG and total cholesterol levels while increasing HDL-C levels via activation of LRP1. To summarize, modulating the function of the LDLR family by diverse functional ingredients may be a potent therapeutic remedy for the treatment of dyslipidemia and cardiovascular diseases.

농촌 지역사회 거주 노인의 기능장애에 관한 연구 (A Study of Functional Disability in a Rural, Community-Dwelling Elderly Population)

  • 박솔비;박경영;김현준
    • 대한통합의학회지
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    • 제9권4호
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    • pp.1-9
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    • 2021
  • Purpose : The purpose of this study was to investigate functional disability for the elderly in rural Korea and to identify influencing factors of functional disability. Methods : The data were collected for 76 community-dwelling elderly in rural area and above 65 years. We assessed cognitive function, functional disability, depression using LACLS, WHODAS 2.0, SGDS-K. Data were analyzed using descriptive statistics for general characteristics of subjects, Spearman's correlation among LACLS, SGDS-K, WHODAS 2.0, age, educational levels. And multiple regression was used to find influencing factors of functional disability. Results : As a result of this study, we identified that WHODAS 2.0 total score was 50.59, summary score was 9.94 and functional disability of the elderly in rural area is in the 70th percentile. The highest level of disability occurred in areas related to 'life activities (household)', 'participation in society' and the lowest level of disability occured in areas of 'self-care', 'getting along with people'. Functional disability was significantly correlated with age (r=.398), cognitive function (r=-.547), depression (r=-.563) but not educational levels (r=-.215). Finally, we confirmed that depression (𝛽=.371), cognitive function (𝛽=-.263), widowed status (𝛽=.303), age (𝛽=.272), non-participation of community program (𝛽=.165) was significantly influencing factors of functional disability and the explanatory power of these factors was 52.80 %. Conclusion : This study revealed important factors of functional disability. Therefore, we need to consider these factors when we developed program related to health for the elderly (aged > 65 years) in rural Korea. Further, we need to standardize WHODAS 2.0 in order to enhance its applicability in clinical practices.

Can Observational Gait Assessment Tools be used to Assess Independent Walking in Stroke Patients?

  • Ju, Sung-Kwang
    • 대한물리의학회지
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    • 제17권1호
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    • pp.11-20
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    • 2022
  • PURPOSE: A gait assessment is an important component of the rehabilitation process, and observational gait assessment (OGA) is used routinely in clinical settings. This study examined the association of OGA tools with the independent walking ability in stroke patients to determine a cutoff value of the OGA tool according to independence levels of stroke patient gait. METHODS: Two hundred ten hemiparetic stroke patients participated in the study. The independence of gait was identified using the Functional Ambulation Category (FAC) classifications. The walking ability was assessed using OGA tools (Rivermead Visual Gait Assessment [RVGA], Wisconsin Gait Scale [WGS], Tinetti Gait Scale [TGS], and Functional Gait Analysis [FGA]). RESULTS: Stepwise multiple regression analysis showed that among the OGA tools, the FGA correlated with the FAC. The FGA explained approximately 77% of the variance in FAC. In distinguishing the independence levels, the cutoff values were as follows: between FAC 1 and FAC 0 was .5 points; between FAC 2 and lower levels, 5.5; between FAC 3 and lower levels, 11.5; between FAC 4 and lower levels, 14.5; and between FAC 5 and lower levels, 18.5. Items 1, 2, 3, and 10 were identified as explaining most of the variance in the FGA in the stepwise multiple regression. CONCLUSION: The present study found that the FGA is an assessment tool related to the level of gait independence after stroke. Furthermore, the FGA total score can serve as an index of the increase in independence level after stroke.

인체 관절운동 기술에 적합한 회전축 추정방법의 비교 (Comparisons Among Functional Methods of Axis of Rotation Suitable for Describing Human Joint Motion)

  • 김진욱
    • 한국운동역학회지
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    • 제21권4호
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    • pp.449-458
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    • 2011
  • There are many functional methods for estimating the mean axis of rotation of a joint. However, it is still a controversial issue which method is superior. The purpose of this study was to compare functional methods for estimated axes of rotation from synthetic data. The comparison was made in terms of suitabilities on describing humans in sports. For a more practical situation, the axis error as well as measurement and marker movement error were applied to generated data. Simulations having 1000 times of 80 rotational displacements were performed. The functional methods used in the study were two transformation methods, two fitting methods, and one more transformation method called M. The M method is a combination of S$\ddot{o}$derk & Wedin(1993) and Mardia & Jupp(2000). Another factor of the study was angular velocity with levels of .01, .025, .05, .5 and 1 rad/s. The method M resulted in unbiased, stable, and consistent axis of rotation vectors in all levels of angular velocity except .01 rad/s. Therefore, the method M had the highest validity and reliability of all the methods. The fitting methods were very sensitive in small angular velocities and stable only in the velocities of more than .5 rad/s. The most suitable method for analyzing human motion by using marker photogrammetry is M.

간호전달체계 현황 및 간호서비스의 질에 영향을 미치는 요인 (The status nursing care delivery system and the influencing factors on quality of nursing care)

  • 김지연;박보현;고유경
    • 한국병원경영학회지
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    • 제21권2호
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    • pp.24-36
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    • 2016
  • The aims of this study is to investigate the status of nursing care delivery systems and nurse staffing levels and to analyze differences in the quality of nursing care by the type of nursing care delivery system. This research was based on data from 723 nurses working in 55 medical and surgical units in 26 general hospitals. Descriptive statistics on nurse staffing levels and the nursing care delivery system, and multi-level logistic regression were used to estimate the determinants of quality of nursing care. The number of patients per nurse is 17.74 patients in functional nursing care and 15.56 patients in total nursing care. In comparison to hospitals adopting total nursing care, hospitals with functional nursing care had greater patients. The nurses rated units using total nursing care as significantly better quality of nursing care than the units with functional nursing care. Total nursing care or modified total nursing care, rather than functional nursing care, could lead to improvement in the quality of care(total nursing care OR=3.895, modified total nursing care OR=2.475). Patient-centered approaches under proper circumstances can be successfully implemented and the positive effects demonstrated.

삼채(Allium Hookeri)의 급여가 당뇨마우스의 당질 대사에 미치는 영향 (Effects of Allium Hookeri on Glucose Metabolism in Type II Diabetic Mice)

  • 김남석;최봉겸;이선혜;장환희;김정봉;김행란;김대근;김유석;양재헌;김현주;이성현
    • 생약학회지
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    • 제46권1호
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    • pp.78-83
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    • 2015
  • This study was conducted to verify the potential of Allium hookeri to control glucose metabolism in a diabetes model. We fed the experimental diets (AL, AR, Dex) supplemented with the powder of leaf, root, or dextrin as a positive control, respectively at 3% of diet to the diabetic mice (C57BLKS/J, db/db) for 8 weeks. Control mice were fed with the diet supplemented with cornstarch (Cont) at 3% level of diet. At 8th week of feeding the diets, we measured body weight, blood glucose, HbA1c, and plasma insulin levels and conducted an oral glucose tolerance test (OGTT) and staining insulin immunoreactive cells in islets of pancreas. AL group treated with the leaf of A. hookeri showed significantly lower blood glucose and HbA1c levels, higher plasma insulin levels, and increased density of insulin immunoreactive cells compared with the Cont group. During the OGTT, AL group showed lower blood glucose levels than the Cont group for 120 min. Based on these results, leaf of A. hookeri is considered to be effective in improving glucose tolerance by partially affecting insulin secretion and it may be used to prevent and treat diabetic disease.

잔대 추출물의 항염 및 항천식 효과 (Anti-Inflammatory and Anti-Allergic Effects of Adenophora triphylla var. japonica Extract)

  • 장환희;김미주;조수연;김정봉;이성현;이영민
    • 동아시아식생활학회지
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    • 제25권5호
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    • pp.813-821
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    • 2015
  • Asthma is an increasing global health problem, and novel strategies to prevent or ameliorate the condition are needed. The purpose of the present study was to evaluate the anti-inflammatory and anti-asthma effects of Adenophora triphylla var. japonica extracts. We investigated the molecular mechanism underlying the effects of 80% ethanol extracts (AE) of A. triphylla on lipopolysaccharide (LPS)-stimulated RAW 264.7 cells. AE treatment inhibited pro-inflammatory cytokines such as TNF-${\alpha}$ and IL-6 as well as nitric oxide (NO) production in LPS-stimulated RAW 264.7 cells. In particular, NO and pro-inflammatory cytokine production was suppressed more effectively by aerial parts (AE-A) than roots (AE-R) of A. triphylla. Quantitative RT-PCR assay showed that AE reduced mRNA levels of iNOS and COX-2. We also evaluated the anti-asthmatic effects of AE-A in an ovalbumin (OVA)-induced BALB/c mouse model. AE-A supplementation significantly reduced the amounts of airway eosinophils, IL-4 and IL-13 levels in BALF, and IgE levels in serum as compared with untreated, OVA-induced mice. These results suggest that AE-A can be considered as a therapeutic agent to potentially relieve asthma.

Effects of Dietary Fatty Acid and Protein Sources on Serum Protein Profiles and Liver Functional Enzyme Activities in Rats with DMBA-Induced Mammary Tumors

  • Lee, Eun-Kyung;Kim, Hyun-Sook;Lee, Sang-Sun
    • Nutritional Sciences
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    • 제5권2호
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    • pp.53-59
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    • 2002
  • This study was conducted to examine the effects of dietary sources of fatty acids and protein on serum protein profiles, hepatic functional enzyme activities, mammary tumor incidence and tumor weight in 7, 12-dimethylbenz($\alpha$)anthracene (DMBA)-treated rats. The sources of dietary fatty acids were 18n6 (rich in linoleic acid), 18n3 (rich in linolenic acid) and 22n3 (rich in DHA) : sources of dietary protein were casein (C) and soy protein isolate (S). mammary tumors (MTs) were chemically induced by DMBA (9 mg/100 g body weight) which was gastrically intubated at 7 weeks of age. Each experimental diet was given for the following 25 weeks. Casein-fed rats (group C) exhibited significantly higher levels of weight gain and FER (food efficiency ratio) than did group S. Group C showed higher levels of serum protein and globulin, and higher albumin/globulin (A/G) ratios than group S. Liver functional enzyme activities (GOT, GPT, ALP, LDH, $\gamma$-GT) and LDH/GOT ratios were not influenced by dietary protein. GPT activity was lower in the group given 18n3, and ALP activity was lower in the group given 18n6. The incidence and total number of MTs appeared to be lower in the group given 22n3 than in the group given 18n3 or 18n6, even though the average weight of MTs was highest in the group given 22n3, The average weight of MTs was higher in the C group than in the S group. MT incidence had a positive correlation with LDH activity and LDH/GOT ratio. The average weight of MTs had a negative correlation with serum albumin levels and A/G ratios, and a positive correlation with ALP activity. This research suggests that the measurement of serum protein profiles and liver functional enzyme activities may be utilized to monitor the development of mammary tumors.

웰빙 라이프스타일과 기능성 섬유에 대한 지식이 고기능성 스포츠레저웨어의 중요도 지각에 미치는 영향 (The Effect of Well-being Lifestyle and Functional Textile Knowledge on the Perception of High Functional Sports/Leisure Wear Importance)

  • 정인희
    • 한국의류학회지
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    • 제33권9호
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    • pp.1495-1505
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    • 2009
  • This study analyzes how well-being lifestyle and functional textile knowledge effect the perception of high functional sports/leisure wear importance. A survey was conducted among male and female sports/leisure wear consumers aged 15 and over in the Daegu and Gyeongbuk area from May $12^{th}$ to June $2^{nd}$ 2009. A total of 288 responses were analyzed using descriptive statistics, factor analysis, and regression. As a result, 9 factors were determined as sub-elements of a well-being lifestyle. Knowledge levels for functional textiles were high in elastic, UV blocking, air permeable, and antibacterial properties. The perception of high functional sports/leisure wear importance was positively influenced by functional textile knowledge and two well-being lifestyle constructing factors ('self-confidence/affirmative thinking' and 'health/environment oriented eating habits').

Anti-obesity Effect of Berberine in Mice Fed a High Fat Diet

  • Hwang, Kwang-Hyun;Ahn, Ji-Yun;Kim, Sun-A;Ha, Tae-Youl
    • Preventive Nutrition and Food Science
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    • 제14권4호
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    • pp.298-302
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    • 2009
  • We investigated the anti-obesity effect of berberine in mice fed a high fat diet and focused on the analysis of adipogenesis in epdidymal adipose tissue. Male C57BL/6J mice were divided into three groups, which were fed either a normal diet (Nor), a high fat diet (HFD), or a high fat diet plus orally administered berberine (0.2 g /kg body weight) (HFD+B) for 8 weeks. Relative to mice in the HFD group, mice in the HFD+B group showed significant reductions in weight gain and adipose tissue weight. Serum triglyceride levels in mice from the HFD+B group were significantly lower than those of the HFD mice, as were the levels of serum insulin and leptin. An effect of berberine to reduce epididymal adipose mass was revealed by H&E staining. Berberine inhibited the high fat diet-induced increase in levels of the proteins CD36 and CCAAT/enhancer-binding protein $\alpha$ ($C/EBP{\alpha}$) observed in epididymal adipose tissues of mice from the HFD group. These results suggest that berberine has an anti-obesity effect in mice and that the effect is mediated by inhibition of adipogenesis.