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식물성 단백질 수준이 성장기 흰쥐의 골밀도에 대한 칼슘 효율에 미치는 영향
정소형,최미자 東國專門大學 1996 金龜論叢 Vol.3 No.1
본 연구는 선행연구에서 성장기 흰쥐의 경우 동물성 단백질인 casein의 수준(20%, 40%)을 달리 하였을 때 골밀도 및 골밀도에 대한 칼슘효율이 고단백군에서 높게 나타났으므로 단백질 급원을 식물성 단백질로 대치하였을 경우에도 골밀도에 대한 칼슘 효율에 미치는 영향이 동일하게 나타나는지를 조사하고자 시도하였다. 실험식이는 단백질 급원을 Soy protein으로 대치한 것 외에는 선행연구의 모든 조건과 실험방법을 같게 하였다. 즉, 단백질 급원은 식물성 단백질인 Soy protein을 사용하였고, 단백질 수준을 대조군 20%, 고단백군 40%로 조절하여 9주간 실험하였다. 골밀도와 골무기질 함량은 양에너지 방사선 골밀도 측정기(dual energy X-ray absorptiometry)를 이용하여 9주째 측정하였고 요와 혈청에 대한 생화학적 분석을 하였다. 연구 결과를 요약하면, 요중칼슘 배설량과 Crosslinks value, 혈청 칼슘, 인, ALP, Osteocalcin함량은 유의적 차이를 나타내지 않았다. 또한 총 골밀도, 총골무기질 함량, 총골칼슘 함량 및 척추와 대퇴부의 골밀도 함량과 이에 대한 각각의 칼슘효율은 유의적 차이를 나타내지 않았다. 따라서 단백질의 종류에 따라서 단백질 급여수준이 골밀도 및 골밀도에 대한 칼슘 효율에 미치는 영향이 다름을 알 수 있었다.
감식초가 고콜레스테롤 식이를 한 흰쥐의 혈중 지질 성분에 미치는 영향
정소형,김주현,정용진,최미자 동아시아식생활학회 1999 동아시아식생활학회지 Vol.9 No.4
This study was performed to evaluate the effect of persimmon vinegar on serum lipid components in the hypercholesterolemic Sprague-Dawley male rats. Forty rats were divided into four groups and fed diets containing 1% cholesterol for 4 weeks. Experimental diets added to distilled water, 1.5%, 3%, and 7% persimmon vinegar(PV) as drinking water. Concentration of total cholesterol, LDL and HDL cholesterol, triglyceride in serum and activity of AST, ALT in serum were assayed. Average food intake, weight gain and FER of experimental rats were not significantly different by contents of persimmon vinegar. Concentration of total cholesterol and LDL cholesterol in serum were lowest in 7% persimmon vinegar group. However concentration of HDL cholesterol in serum was highest in 3% persimmon vinegar group. Concentration of triglyceride in serum was significantly lower in persimmon vinegar group than control group. Activities of AST and ALT in serum were lowest in 7% persimmon vinegar group. The results in this study suggest that persimmon vinegar is effective in lowering serum triglyceride level.
高美智,李明雨,李正子 梨花女子大學校 藥學硏究所 1965 梨花藥學硏究 Vol.- No.6
Sulfites are easily oxidized by oxigen or air. In this experiment, H_2O_2 was used to oxidize the Ammonium Sulfite. And it was known that as increasing the concentration of solution, the order of its reaction is different. And when the solution reach certain concentration the reaction is zero order. We determinated the variation of concentration of sulfite ion with iodometry which is ever used. On the other hand, we could determinate with refractometry which is new method. On each method the rate constant of the reaction was calculated and it was treated with statistics. In this result, it was known that refractometry can be used instead of Indometry.
윤은자,류은정,전미영,황윤영 성인간호학회 2002 성인간호학회지 Vol.14 No.4
Poupose: The purpose of this study is to identify factors that affect coping with fatigue in middle-aged men according to Q-methodology and to provide basic strategies for health promotion. Method; 25 subjects in Seoul, Incheon, Chung-buk classified 24 selected Q-statements in to 9 points standard. The collected data were analyzed by using a QUNAL pc program. Result; Principal component analysis identified 3 types of coping with fatigue among middle-aged Korean men. 1st Type : Coping with fatigue through various kinds of game, using alcohol, smoking cigarette other than rest and sleep. 2nd Type : Coping with fatigue through rest and sleep, taking medicine or food which helps relieving fatigue. 3rd Type : coping with fatigue through acitivities such as sports or trip other than sleep. Conclusion: We have found how Korean middle-aged men cope against fatigue through this research. To setup and apply different nursing intervention on each type based on this result is needed.
성장기 쥐에서 이소플라본 첨가수준이 골밀도 및 골함량에 미치는 영향
최미자,정윤정 啓明大學校 生活科學硏究所 2005 科學論集 Vol.31 No.-
The purpose of this study was to examine the effects of isoflavones supplementation on bone mineral density and bone mineral content in growing female Sprague-Dawley rats. Twenty-seven rats were divided into three groups casein diet, casein+1/2IF(1.7 mg isoflavones/g protein)diet, and casein+IF(3.4mg isoflavones/g protein) diet. All rats has been fed on experimental diet and deionized water ad libitum for 9 weeks. Bone mineral density(BMD) and bone mineral content(BMC) were measured using PIXImus(GE Lunar Co, Wisconsin, USA.) in spine and femur on 9 weeks after feeding. Diet did not affect weight gain and mean food intake. Food efficiency ratio was lower in casein +IF groups. The casein+IF and casein+1/2IF group had significantly higher spine and femur bone mineral density than the casein group. We found that bone mineral density effected by isoflavones supplementation has been resulted differently in accordance with the type of bone. Therefore, isoflavones supplementation may be beneficial on spine and femur BMD increasement in growing female rats.
최미자,정순자 啓明大學校 生活科學硏究所 1999 科學論集 Vol.25 No.-
AbstractThe purpose of this study was to investigate the effects of weight reduction with a low-calorie diet in women. The effects of dietary weight reduction program(1,100-1,300kcal/day) were followed for 6 month in twenty-seven women mean aged 28.5 year. Anthropometric measurement were done and average energy expenditure was calculated. The mean body mass index(BMI) was 26.4±3.2 and it was high for the mean BMI of Korean women. Degree of obesity of the study subject were 124.0% of ideal body weight.The dietitian taught the subjects to self-select food to fulfill their prescribed diets. Decreasing total energy intake was emphasized during counseling sessions. A convenient method was to assess nutritional intake at beginning of the study. Daily energy intake was not sufficient as 95% of recommended dietary allowances and the energy percentage of carbohydrate, fat, protein was 66.7: 20.7: 12.6. Mean intake of vitamin B2 and C, Ca, and Fe were lower than RDA. The average weight loss in this study group at 6-month follow up was 4.9㎏ (7.4% of their initial weight). There was a significant positive correlation between the physical activity and delta body weight(=desired body weight-present body weight) (r=0.38, p<0.05). Above data provides valuable information for health providers who work with individual female adults to control body weight.