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차연수,양향숙,안은미,노정옥,Cha Youn-Soo,Yang Hyang-Sook,Ahan Eun-Mi,Rho Jeong-Ok 동아시아식생활학회 2005 동아시아식생활학회지 Vol.15 No.4
The propose of this study was to investigate the status of current nutrition labeling on the packaging of processed foods. The 2432 processed foods purchased at various retail markets in Jeonju and Daegu during June, 2004, were classified by food category according to the 2004 Food Codes and evaluated for the type of nutrition composition labeling and nutritional content claims. The results are summarized as follows: The percentage of processed food products with nutrition labeling was $27.5\%$ and $71.6\%$ of noodles had nutrition composition labeling, which was the largest number among the food category. Various unit of measurements were used in the nutrition labeling of the processed foods, per 100g or 100ml being the most common($51.8\%$) under the currently practiced nutrition labeling. Nutrition claims were made for $9.5\%$ (231 items) of the products. Drinks bad the largest number of nutrition claims of $27.3\%$ The most frequently used technology was 'contained' among the claims ($36.0\%$) and 'added' was the next ($30.7\%$). 'High in calcium' or the equivalent was the most popular nutritional claim Other nutrients for which content claims were made included: lipid, vitamin C, DHA, camitine, taurine etc.
차연수(Youn-Soo Cha),김형연(Hyung-Youn Kim),소주련(Ju-Ryoun Soh),오석흥(Suk-Heung Oh) 한국식품영양과학회 2000 한국식품영양과학회지 Vol.29 No.5
콩나물 콩의 발아에 따른 크기별, 부위별 유리카르니틴, 단쇄 및 중쇄카르니틴, 총 카르니틴의 함량변화를 측정하였다. 콩나물 콩은 건조시료 그램당 약 136 nmol의 총 카르니틴을 함유하고 있었고, 발아가 진행됨에 따라 유리카르니틴, 단쇄 및 중쇄카르니틴, 총 카르니틴이 모두 증가하였다. 부위별 카르니틴 함량은 콩나물의 머리에 해당하는 자엽 부위에는 유리카르니틴 함량이 많고 뿌리의 분열조직 부위에 단쇄 및 중쇄카르니틴이 많았다. 이와같은 결과를 종합하여 볼 때 카르니틴 함량은 콩의 발아정도와 발아부위에 따라 상이함을 알 수 있었다. The changes of carnitine levels including nonesterified-carnitine (NEC), acid-soluble acylcarnitine (ASAC) and total carnitine (TC) were investigated in developing soybean sprouts. The concentrations of carnitines were determined in ungerminated and germinated soybean seeds, and in dissected axis segments and cotyledone of the germinated sprouts. Soybean seeds contain 136 nmol of TC per gram dry weight. The contents of NEC, ASAC, and TC were increased during the germination of soybean seeds. The concentrations of NEC and ASAC were highest in cotyledone and in meristematic tissues, respectively. These data indicate that developmental differences of carnitine levels do exist in plants, and that in developing soybean sprouts the levels of NEC and ASAC are highest in the cotyledone and in the youngest meristem, respectively.
배추 γ - Aminobutyric Acid의 탐색 및 배추 첨가 식이가 알콜 투여 흰쥐의 지방대사와 간기능에 미치는 영향
차연수(Youn-Soo Cha),오석흥(Suk-Heung Oh) 한국식품영양과학회 2000 한국식품영양과학회지 Vol.29 No.3
본 연구는 배추 중의 GABA 탐색과 그 영양생화학적 기능에 대한 연구의 일환으로 고랭지 배추(칠성여름배추)의 잎과 뿌리 중의 GABA 및 아미노산 함량 분석과 배추잎과 뿌리의 첨가 식이가 만성적인 알콜투여 흰쥐의 지방대사 및 간기능에 미치는 영향을 조사하였다. 배추잎건조 그램당 총 유리아미노산 함량은 59.15 μmol이었고, GABA 함량은 4.69 μmol이었으며, 배추잎의 총 유리아미노산 중 GABA가 차지하는 비율은 약 8%이었다. 배추뿌리 건조 그램당 총 유리아미노산 함량은 26.14 μmol이었고, GABA 함량은 7.02 μmol이었으며, 총 유리아미노산 함량 중 GABA가 차지하는 비율은 26.86%이었다. 배추잎과 배추뿌리 첨가 식이가 만성적인 알콜투여시 흰쥐의 지방대사와 간기능에 미치는 영향을 조사한 결과: 1) 5%배추뿌리 첨가 식이는 혈중 LDL-cholesterol의 양을 유의적으로 낮추는 효과를 나타내었다. 2) 5% 배추잎과 뿌리의 첨가식이는 알콜 투여로 인해 증가된 혈중 및 간조직 중의 총지질 및 중성지질 함량을 낮추는 효과를 나타내었다. 3) 5% 배추잎과 뿌리의 첨가식이는 알콜로 증가된 혈중 γ-GTP활성을 유의적으로 낮추는 것으로 조사 되었다. 이상의 결과로부터 배추 첨가식이가 알콜에 기인한 간손상을 부분적으로 개선시키는 효과가 있음을 알 수 있었다. 또한 배추뿌리 아미노산 함량이 배추잎에 비해 절반 이하로 적은 반면에 GABA의 함량은 잎에 비해 1.5배 많이 들어 있는 점과 뿌리의 첨가 식이가 LDL-cholesterol의 양을 유의적으로 낮추는 효과를 보인점 등을 감안하면 배추 중의 GABA가 알콜투여 흰쥐의 지방대사 및 간기능을 개선시키는데 일부 기여한 것으로 사료된다. The levels of γ-aminobutyric acid (GABA) in Chinese cabbages and the effects of the cabbage diets on lipid metabolism and liver function of rats administered with ethanol chronically were investigated. The GABA levels of cabbage leaves, 0.47 mg/g dry weight (4.69 μmol/g dry weight), were 8% of total free amino acids, whereas the GABA levels of cabbage roots, 0.72 mg/g dry weight (7.02 μmol/g dry weight), were 26.86% of total free amino acids. To investigate the effects of cabbage diets, Sprague-Dawley male rats were fed with either AIN-76 diet (control), control diet plus ethanol, control with cabbage leaf diet plus ethanol, or control with cabbage root diet plus ethanol for 30 days. Cabbage root diet decreased the serum LDL-cholesterol level that was increased due to the chronic ethanol administration. In addition, both cabbage leaf diet and root diet decreased the liver triglyceride, total lipid and blood γ-GTP levels that were increased due to the ethanol administration. These data suggest that Chinese cabbage diets are effective on the recovery of chronic alcohol-related symptoms, possibly due to the higher levels of GABA and/or as a result of combined effects of several components including GABA.
갓 ( Brassica juncea ) 첨가식이가 만성적인 알콜 투여시 흰쥐의 지방대사에 미치는 영향
차연수(Youn Soo Cha),정복미(Bok Mi Jung) 한국가정과학회 1998 한국가정과학회지 Vol.1 No.1
This study was undertaken to investigate the effects of mustard leaf diet on the lipid metabolism under chronic alcohol administration. Sprague-Dawley male rats were fed either AIN-76 diet(control), control with ethanol, AIN-76 diet plus 5% mustard leaf(mustard leaf), or mustard leaf with ethanol for 30 days. On the 21st day, all of the rats were given an oral dose of ethanol and blood-ethanol concentration were monitored for the next 5 hours. Lipid and enzyme determinations in serum and liver were carried out after 30 days. The results obtained were summarized as following: 1) Supplementing 5% of mustard leaf did not recover the body weight loss due to chronic alcohol administration. 2) There were no significant differences in blood ethanol concentrations among the experimental groups. 3) Mustard leaf diet decreased the plasma total cholesterol, triglyceride levels increased due to the chronic alcohol administration, but not HDL-, LDL -cholesterol, and liver lipids. 4) Mustard leaf diet decreased γ -GTP level increased by chronic alcohol administration. Overall, these data suggest that mustard leaf can have a recovery function, which was not via ethanol metabolism, on the symptoms of alcohol related diseases.