• Title/Summary/Keyword: vitamin c

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A bibliographical study of Yeolgujatang (열구자탕(悅口子湯)의 문헌적 고찰)

  • Song, Hae-Lim;Lee, Hyo-Gee
    • Journal of the Korean Society of Food Culture
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    • v.18 no.6
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    • pp.491-505
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    • 2003
  • Yeolgujatang is traditional casserole with meat, fish and vegetables in special pot. Name of Yeolgujatang was in 1800s, as yeolgujatang, yeolgujatangbang, yeolguja, in 1900s, Yeolgujatang, royal feast food in Yi Dynasty was yeolgujatang, Meon-sinseolro, tangsinseolro. Yeolgujatang frame has legs and a lid, and a cylinder that can contain charcoal at the center of its rounded pot. with this charcoal, food can be cooked. Its material has changed from brazier to brassware, stainless steel, and silver. Nowdays electric sinseolro was also launched, which uses electric power instead of charcoal. Materials in yeolgujatang are beef, intestines, pork, chicken, pheasant, fish, sea bream, abalone, shrimps, vegetables, mushroom, ddock, guksu, cooked rice, seasening and garnish. Nutrition of Yeolgujatang per capita contains 221.5kal of calory, 17.3g of protein, 16.5g of fat, 6.1g of carbobydrates, 2g of fiber, 57.6mg of calcium, 208mg of phosphorus, 4.3mg of ferrum, $2177{\mu}gRE$ of vitaminA, 1.58mg of vitamin $B_1$, 0.3mg vitamin $B_2$, 6.6mg of vitaminC and 5.26mgNE of niacin. Yeolgujatang is excellent in nutrition, except for calcium and vitaminC.

A Study of Nutrient Intake, Serum Lipid and Leptin Levels of Elementary School Students with Different Obesity Index in Kyunggi Area (경기지역 일부 초등학생의 성별과 비만도에 따른 영양소 섭취상태와 혈청 Leptin 및 혈청 지질에 관한 연구)

  • 이윤신;박혜순;이명숙;성미경;박동연;최미경;김미현;승정자
    • Journal of Nutrition and Health
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    • v.35 no.7
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    • pp.743-753
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    • 2002
  • The purpose of this study was to investigate the relationship among nutritional status, serum lipids and leptin of 134 elementary school students with different obesity index residing in Kyunggi-do, Korea. Subjects were assigned to under weight, normal weight or over weight group according to the their obesity index. Their nutritional status, serum lipid and leptin levels were evaluated based on 24-hr dietary recalls, anthropometric measurements and blood analysis. The mean weight, height and obesity index of total subjects was 150.8cm, 45.6kg and 5.4%. The mean % of body fat was higher while LBM and TBW (total body water) were lower in over weight subjects than those of other two groups. Total food, plant protein, carbohydrate, and vitamin C intakes of underweight male students were lower than those of overweight male students. The consumption of total fat was the highest in the female normal weight subjects and the lowest in female overweight subjects. Male students consumed more plant protein and vitamin C than female students. The mean daily intake of vitamin B$_2$, calcium and zinc of all subjects did not meet the Korean RDA. Also, iron intake of female students was lower than the Korean RDA. The mean level of serum leptin was the highest in male and female overweight subjects (p<0.001). The HDL-cholesterol level was the highest in the underweight group of male subjects (p<0.05) and in the normal weight group of female subjects (p<0.001) The serum level of leptin and atherogenic index (AI) of females were higher than those of males. Serum leptin of total subjects had significantly positive correlation with obesity index, weight, SBP, body fat, cholesterol intake, serum triglyceride, and AI. However, serum leptin was negatively correlated with LBM, TBW, intake of plant protein, vitamin B$_1$, vitamin C and serum HDL-cholesterol. Obesity index was also positively correlated with weight, SBP, body fat, serum triglyceride and AI. To summarize the results, the vitamin B$_2$, calcium, zinc, iron and fiber intakes should be supplied to elementary school students, especially those who were overweight. The average serum leptin level of students showed remarkably positive correlation with obesity index, body fat, serum lipids and AI. Also, it was suggested that the serum leptin might be related to the dietary factors like cholesterol, plant protein, vitamin B$_1$ and vitamin C of elementary school students.

Effect of Dried Powders of Chamomile, Sage, and Green Tea on Antioxidative Capacity in 15-Month-Old Rats (캐모마일, 세이지, 녹차 건분의 섭취가 노령흰쥐의 항산화능에 미치는 영향)

  • 정세원;김미경
    • Journal of Nutrition and Health
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    • v.36 no.7
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    • pp.699-710
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    • 2003
  • This study was performed to investigate the effect of chamomile, sage, and green tea intakes on anti oxidative capacity in 15-month-old rats. Dried powders of three plants were analyzed to determine the amount of total flavonoids, $\beta$-carotene, vitamin C, vitamin E, and dietary fibers. In order to examine the change of antioxidative capacity in old rats, forty-eight Sprague-Dawley male rats weighing 621.2$\pm$9.5 g were divided into four groups according to body weight and fed for four weeks with each experimental diet of three dried powders and control diet. Plasma and liver thiobarbituric acid reactive substances (TBARS) levels and xanthine oxidase (XO) activities, erythrocyte and liver superoxide dismutase (SOD) activities and plasma vitamin A, C, E, and total carotenoids levels were measured. The total flavonoids and vitamin C contents were the highest in green tea powder. Beta-carotene and vitamin E contents were not significantly different among all three dried powders. Total dietary fiber contents also were not different among all three dried powders, but soluble dietary fiber contents of chamomile was higher than other two dried powders. Plasma TBARS level was found to be significantly lower in all the experimental groups as compared to control group. Chamomile powder group, especially, showed the lowest level among all experimental groups. Liver TBARS levels of experimental groups were also lower than that of control group and significant differences were observed in chamomile and green tea groups compared to control. Plasma XO activity of green tea group was significantly lower than control group. Liver XO activities of green tea and chamomile groups were significantly lower than control group. Erythrocyte SOD activity was not significantly different among all the groups. However, liver SOD activities of sage and green tea groups showed a significant increase as compared to control group. Plasma vitamin A level was not significantly different among all the groups. Plasma total carotenoids levels were found to be significantly higher in experimental groups as compared to control group. Plasma vitamin E level of chamomile group and vitamin C level of green tea group showed the highest level among all the groups. In conclusion, chamomile, sage, and green tea intakes had an effect on improving antioxidative capacity in 15-month-old rats. Effects of green tea and chamomile powders, especially, were higher than sage powder.

Different Physiological Activity of Selected Rice Cultivars to Diphenylether Herbicide, Oxyfluorfen - V. Different Content of Antioxidant and GST Activity (Oxyfluorfen에 대한 내성(耐性) 및 감수성(感受性) 벼품종(品種)의 생리활성(生理活性) 기구(機構) - V. 항산화제(抗酸化劑) 함량(含量) 및 GST 활성(活性))

  • Kuk, Y.I.;Guh, J.O.;Park, R.D.
    • Korean Journal of Weed Science
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    • v.16 no.4
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    • pp.327-336
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    • 1996
  • This study was conducted to investigate the content of antioxidant and GST activity of the oxyfluorfen-tolerant and -susceptible rice cultivars with barnyardgrass, a typical susceptible weed in accordance by oxyfluorfen treatment. The content of vitamin C was higher in the tolerant rice cultivar than in the susceptible rice cultivar and barnyardgrass. The contents of vitamin E, carotenoid, glutathione(GSH, GSSG, total glutathione) were not different between the tolerant and susceptible plants. In the case of the content of vitamin C due to the treatment of oxyfluorfen, the tolerant rice cultivars, Hawon and Baru decreased less than the susceptible rice cultivars and barnyardgrass. After the treatment of oxyfluorfen the contents of vitamin E and GSH in the tolerant rice cultivars were higher than in the susceptible rice cultivars or barnyardgrass. But in the content of carotenoid was greater in the tolerant rice cultivars than in the susceptible rice cultivars but they didn`t have any difference in comparison with the susceptible barnyardgrass. And there was no difference in the content of GSSG between the tolerant and susceptible plants. When CDNB or oxyfluorfen were used as substrate, the GST activity, was higher in the tolerant rice cultivars than in the susceptible rice cultivars or batnyardgrass. After the treatment of oxyfluorfen the GST activity was not induced in the rice, but was induced in the barnyardgrass. Even after the treatment of acifluorfen, bifenox and oxadiazon the GST activity was not induced in the rice cultivars.

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Investigation of the Antioxidant Status in Multiple Myeloma Patients: Effects of Therapy

  • Mehdi, Wesen A.;Zainulabdeen, Jwan A.;Mehde, Atheer A.
    • Asian Pacific Journal of Cancer Prevention
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    • v.14 no.6
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    • pp.3663-3667
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    • 2013
  • Background: Multiple myeloma is a malignant silent incurable plasma cell disorder. The present study aimed to assessed the activation of the oxidative stress pathway in afected patients Materials and Methods: Advanced oxidation protein products (AOPPs), malondialdehyde (MDA), adenosine deaminase (ADA), total antioxidant capacity (TAC) levels, glutathione, ascorbic acid (vitamin C), ${\alpha}$-tocopherol (vitamin E) in addition to related enzymes glutathione peroxidase (GSH-Px), glutathione reductase (GSH-R) and superoxide dismutase (SOD) were analyzed in sixty patients with multiple myeloma before and after one month treatment with induction therapy. Results: The results of the study showed a significant elevation in AOPPs, MDA, ADA levels in patients with multiple myeloma before and after treatment in comparison to healthy control samples In contrast TAC glutathione, vitamin C and E, and the antioxidant enzymes levels were decreased significantly. On comparing samples of MM patients after treatment, there was significant increase of TAC glutathione, vitamin C and E, and the antioxidant enzymes in parallel with decreasing AOPPs, MDA and ADA levels in comparison with samples of patients before treatment. Conclusions: The results indicate oxidative stress and DNA damage activity increase in MM and are alleviated in response to therapy.

Vitamin C Nutrition in Cattle

  • Matsui, T.
    • Asian-Australasian Journal of Animal Sciences
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    • v.25 no.5
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    • pp.597-605
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    • 2012
  • Domestic animals, including ruminants, can synthesize vitamin C (VC) in their liver; as such, the dietary requirement for VC has not been confirmed in these animals. The adequacy of VC has been evaluated by quantifying VC levels in plasma, but the reported values in bovine plasma have been widely variable. Plasma VC concentration is decreased by heat stress, hepatic lesions, fattening, and infectious diseases such as mastitis in cattle. Therefore, VC supplementation is potentially beneficial for cattle with low plasma VC concentration. This review discusses the methods for determination of plasma VC concentration in cattle, VC nutrition, and the efficacy of VC supplementation in calves, dairy cattle, and beef cattle. Additionally I propose a reference range for plasma VC concentration in Japanese Black cattle.

Process Development for Production of Functional material from Citrus Madurensis(Citrofortunella microcarpa) Using Innovative Extraction by Focused Ultrasound(INEFU). (깔라몬딘오렌지로부터 집속초음파추출을 이용한 기능성 물질 생산 공정 최적화)

  • Seo, Seung beom;Kim, Yu Mi
    • Proceedings of the Plant Resources Society of Korea Conference
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    • 2018.10a
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    • pp.94-94
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    • 2018
  • 집속초음파 추줄법(Innovative Extraction by Focused Ultrasound, INEFU)은 기존의 추출법에 비교하여 식물세포벽으로부터 기능성 성분을 낮은 온도에서 높은 추출 효율을 얻기 위한 추출공정으로 적용하기 위하여 연구되고 있다. 본 연구에서는 깔라몬딘오렌지(깔라만시, Citrus Madurensis, Citrofortunella microcarpa)에서 Vitamin C와 Polyphenol의 기능성 성분 추출을 위해 INEFU를 적용하여 추출 효율에 미치는 요인을 평가하였다. 추출 변수의 최적화를 위해 추출 온도 및 추출 시간을 요인으로 하여 순차적인 최적화를 진행하였다. 동일한 추출조건에서 저온추출(CEM)과 INEFU를 비교하였을 때 INEFU에서 Vitamin C는 고순도로 26배 증가하여 추출되는 것을 확인하였다. 또한 Polyphenol는 저온추출(CEM)에서는 polyphenol이 극소량 추출되었으나, INEFU에서는 Feruric acid가 10.3배 증가하여 추출되는 것으로 확인하였다. 본 연구를 통해 INEFU가 기존의 추출 공정에 비해 기능성 성분 생산에 보다 효과적임을 확인하였다.

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Antioxidant Potential in the Fruits of Pyrus Species (Pear) in Korea

  • Park, Young-Ki;Kim, Sea-Hyun;Chung, Hun-Gwan
    • Korean Journal of Medicinal Crop Science
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    • v.15 no.5
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    • pp.335-338
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    • 2007
  • Five samples (Bakwoonbae, Chungsilbae, Sandolbae, Dolbae, and Chuwhangbae) of Pyrus species differing in their origin of production were analyzed for total phenolic content, vitamin C content, and antioxidant activities. Two antioxidant activities were measured by the free-radical scavenging activity and reducing power method. Total phenolic content of the Chungsilbae extract (20.35 mg/g) was higher than those of other pears. Vitamin C content in five Pyrus species ranged from $420.32\;{\mu}g/g$ in Sandolbae to $659.75\;{\mu}g/g$ in Bakwoonbae. Chungsilbae also had the highest free radical scavenging activity (76.56%) and reducing power (0.35).

Influence of Dry Methods on Qualities of Artemisia sp. (쑥의 건조 방법에 따른 품질 변화)

  • Park, Sung-Ok;Kim, Choong-Ho
    • Culinary science and hospitality research
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    • v.12 no.3 s.30
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    • pp.108-118
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    • 2006
  • This study is on different dry methods for Artemisia sp. which were not affected by the dry matter percent. Essential oil components such as 1,8-cineol and terpineol were highly affected by the dry method. 1,8-cineol and terpineol components were decreased by adaptation of the heated oven-drying method and the freeze-drying method. Borneol components were increased through shady sun-drying, sun-drying and freeze-drying. Heated oven drying method decreased the vitamin C content. Vitamin C content was decreased in oven-drying about 50% during this period, but only 10% decreased in the freezing dry method. Qualities were changed by different drying methods. Therefore, different dry methods of Artemisia sp. were applied to the flavorgen.

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Physicochemical Characteristics of Commercial Spinach Produced in Autumn (가을철 시판 시금치의 이화학적 특성)

  • Lee Mi-Hee;Han Jae-Sook;Kozukue Nobuyuki;Minamide Takahisa
    • Journal of the East Asian Society of Dietary Life
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    • v.15 no.3
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    • pp.306-314
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    • 2005
  • This study was carried out to examine physicochemical characteristics of three kinds of commercial spinach produced from three areas(Gyeongbuk Yeongdeok Younghea, Gyeongnam Tongyeong Yongnam, Gyeongnam Tongyeong Gwangdo) in autumn of 2004. The length, weight, moisture, minerals, oxalic acid, chlorophyll, vitamin C, and Hunter's color values of spinach leaves and stem; were determined. Mg, Ca, Na, K, chlorophyll, and vitamin C contents of leaves were higher than those of stems. On the other hand, stem; showed higher contents in Fe, P and oxalic acid Moisture, Mg, Na, Fe, chlorophyll, and vitamin C contents in the spinach leaves from Gwangdo were higher than those from Yongnam and Younghea, but oxalic acid lower a little.

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