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자일로올리고당의 섭취가 변 내 비피더스 균수, Lactic Acid 농도와 지질대사에 미치는 영향
나미희(Na Mi Hee),김우경(Kim Woo Kyoung) 韓國營養學會 2007 Journal of Nutrition and Health Vol.40 No.2
This study investigated the effects of xylooligosaccharide on feces bifidobacteria proliferation, lactic acid concentration and lipid metabolism in healthy woman. Fourteen volunteers were randomly assigned to 2 groups : 1.4 g/day xylooligosaccharide intake group, 2.8 g/day xylooligosaccharide intake group. The duration of the study was 28 days. The amount of feces and excretion time were not affected by xylooligosaccharide intake. The color of feces changed to yellow brown, and hardness of stool and effort to evacuation were reduced by xylooligosaccharide intake. Xylooligosaccharide intake reduced the fecal pH significantly after 14 days in 2.8 g/day intake group (p<0.05). The number of fecal bifidobacteria were significantly increased after 28 days in 1.4 g/day intake group (p<0.05), and in 2.8 g/day intake group, the number of fecal bifidobacteria significantly increased after 14 days (p<0.05). Water contents of feces were not affected by xyloolgosacchride intake. The fecal triglyceride and cholesterol concentrations were increased in 2.8 g/day intake group (p<0.05), and in 1.4 g/day intake group, fecal cholesterol concentration only was increased (p<0.05). The fecal lactic acid concentration was significantly increased in 2.8 g/day intake group (p<0.05). Serum trigly-ceride, cholesterol and glucose concentration were significantly decreased in 2.8 g/day intake group (p<0.05). In conclusion, xylooligosaccharide dietary supplementation may be beneficial to gastrointestinal health and lipid metabolism, and 2.8 g/day intake was more effective than 1.4 g/day intake. (Korean J Nutrition 40(2): 154~161, 2007)
나미희 ( Mi Hee Na ),김희숙 ( Hee Sook Kim ),최종명 ( Jong Myoung Choi ) 대한가정학회 2013 Human Ecology Research(HER) Vol.51 No.2
The purpose of this research was to examine the subjective evaluation of sensory images and preferences according to the mechanical properties of linen and ramie fabrics for summer shirts. 54 male and female teachers evaluated the sensory images and preferences of 6 specimens of linen and ramie fabrics sold on the market. For statistical analysis, factor analysis, Mann-Whitney and Kruskal-Wallis test, Pearson correlation, and regression were used. The results were as follows: The sensory images of shirt fabrics were classified into 5 factors: ``smoothness``, ``stiffness``, ``elasticity``, ``dry/coolness``, and ``wetness``. There were partially significant differences by the gender and age in the sensory images for the shirt fabrics. Females were more sensitive than males for the ``stiffness``, ``elasticity``, and ``wetness`` factor and the evaluators in their 20`s felt fabrics were stiffer. The sensory images showed many correlations with the mechanical properties of fabric mostly. The preferences of tactile and purchase were no different according to the gender and age. They preferred a thin and soft sensory image as like ramie/cotton blended fabric and bamboo fabric for summer shirts. The significant sensory image factors affecting tactile preference were ``smoothness``, ``dry/coolness``, and ``elasticity``, and the ones affecting purchase preference were ``smoothness``, ``stiffness``, ``dry/coolness``, and ``elasticity``. W, WT, MMD, and G properties of the mechanical properties of fabrics affected the tactile preference for summer shirt fabrics.
춘,하 여성 재킷용 소재의 구조적 특성이 감성이미지와 소비자 선호에 미치는 영향: 오프라인과 온라인의 비교를 중심으로
김희숙 ( Hee Sook Kim ),최종명 ( Jong Myung Choi ),나미희 ( Mi Hee Na ) 대한가정학회 2011 Human Ecology Research(HER) Vol.49 No.1
This research was designed to compare the subjective evaluation of texture image and preference between offline and online by structural characteristics of women`` jacket fabrics for spring and summer. 78 participants evaluated the sensibility image and preference of various fabrics. The data were analysed by factor analysis, t-test, Pearson`s productive correlation, regression, and multi dimensional scale. The results were as follows: Sensibility image factors of women`` jacket fabrics were ``classic`` ``sophisticated`` ``natural`` ``characteristic`` and ``practical``. Between offline and online, sensibility images showed no differences. In sensibility images, ``classic``-``sophisticated``, ``natural``-``practical``, and ``practical``-``characteristic`` images showed significant correlation. By analyzing the contribution of fabric structure on sensibility images, density affected on the ``classic`` image offline and online. By the results of regression analysis, thickness, density and weave affected on the tactile preference. In sensibility images, ``classic``, ``sophisticated`` ``characteristic`` images were the influencing factor. ``Sophisticated``, ``natural``, ``characteristic`` and ``practical`` images affected on the purchase preference.