• Title/Summary/Keyword: Vitamin B5

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Investigation of Physicochemical Properties According to Different Parts and Maturity of Momordica charantia L. (여주열매의 성숙단계 및 부위에 따른 이화학적 특성)

  • Lee, Jang-Won;Lee, Ho-Sun;Na, Young-Wang;Kang, Man-Jung;Jeon, Young-Ah;Sung, Jung-Sook;Ma, Kyung-Ho;Lee, Sok-Young
    • Korean Journal of Plant Resources
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    • v.28 no.4
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    • pp.382-390
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    • 2015
  • Momordica charantia L. is a valuable food and medicinal plant of the gourd family (Cucurbitaceae) that is cultivated in tropical and subtropical regions of the world. Physicochemical properties of M. charantia based on cultivars, parts and growing stage were investigated. Crude protein contents of leaf were 27.5%, 26.9%, and 23.6% in native leaf (NL), cv. Erabu leaf (EL), and cv. Dragon leaf (DL), respectively. In particular, the crude protein content was the highest in leaves. The crude fat content was in the order of developmental stage 1 of cv. Erabu fruit (EF1) and developmental stage 1 of native fruit (NF1) with values of 4.0%, and 3.9%, respectively. There was also high amount of crude fiber in stem of all three cultivars. The crude ash content was in the order of cv. Erabu leaf, cv. Dragon leaf, and developmental stage 3 of native fruit (NF3) with values of 23.2%, 17.4%, and 13.6%, respectively. The major minerals found in M. charantia were K, Ca, and Mg. The potassium contents of developmental stage 3 of native fruit (NF3), developmental stage 3 of cv. Dragon fruit (DF3), cv. Dragon stem (DS), and developmental stage 2 of native fruit (NF2) were 498.37, 339.21, 314.30, and 307.34 ㎎ /100g, respectively, while the calcium contents were decreased of EL, DL, and NL with values of 513.45, 371.69, and 209.43 ㎎/100g, respectively. The calcium content was higher in leaves and stems than fruits. On the otherhand, the highest magnesium content was measured in EL (69.92 ㎎/100g). The highest contents of chlorophyll a, chlorophyll b, and total chlorophyll were found in NL (442.9 ㎎/100g dw), EL (759.6 ㎎/100g dw), and EL (1164.9 ㎎/100g dw), respectively. The vitamin C contents from developmental stage 2 of cv. Erabu fruit (EF2), NF3, developmental stage 3 of cv. Erabu on fruit (EF3), and NF2 were found with values of 2849.9, 2330.5, 1985.1, and 1844.5 ㎎/㎏, respectively, and found to be higher in Korean cultivar and Erabu fruit than in Dragon. The charantin contents of leaf were higher than the fruit found to be 547.71, 506.04 and 395.62 ㎍/g dw in DL, EL and EF2, respectively. According to the results, mineral contents, total chlorophyll and charantin contents of M. charantia were higher in the leaves (EL and DL) than the fruits. And, vitamin C content was the highest in the fruit (EF2 and EF3). Therefore, much more research needs to be undertaken to use of the leaves as well as fruits. The data showed that M. charantia can be considered a good source of nutrient for application in food system.

Quality Characteristics of Citrus Fruits According to the Harvest Date and Variety (제주산 감귤류의 품종 및 수확시기별 품질특성)

  • Song, Eun-Young;Choi, Young-Hun;Kang, Kyung-Hee;Koh, Jeong-Sam
    • Applied Biological Chemistry
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    • v.40 no.5
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    • pp.416-421
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    • 1997
  • Physicochemical properties of six cultivars of Cheju citrus fruits were investigated according to the harvest date. The fruit index of Citrus. unshiu Marc. var. miynawa, C. $natsudaidai{\;}H_{AYATA}$ and C. sudachi ranged from 1.14 to 1.38 with oval form. The fruit index of C. grandis OSEECK, C. aurantiun LINN and C. platymamma. Hort. SWINGLE ranged from 0.89 to 1.03 with a round form. The fruit weight showed the heaviest in C. grandis, followed by C. natsudaidai, C. aurantiun, C. unshiu, C. platymamma and C. sudachi. The rate of flesh showed the highest in C. unshiu, followed by C. platymamma, C. nat녀daidai, C. sudachi, C. grandis and C. aurantiun. The ratio of juice showed the highest in C. unshiu, followed by C. sudachi, C. platymamma., C. natsudaidai,, C. grandis, C. aurantiun. C. unshiu and C. platymamma, which showed a possibility to be used as raw materials for juices. The soluble solid and the Brix/acid ratio of all the varieties increased as the fruits ripen. Especially those of C. unshiu and C. platymamma were high(10.39, 7.67) in full ripe compared to other varieties. Acid content of C. natsudaidai, C. aurantiun, C. grandis and C. sudachi was sustained higher than $3{\sim}5%$ from the middle of September to the middle of January, and there was the possibility of manufacturing aromatic products like citrus vinegar. The C. sudachi contained the highest content of vitamin C,77.48 mg/100 g. The correlation between vitamin C extraction and season was insignificant. Rind and color value of all varieties were investigated, and the value of the L, a and b increased as the fruits were ripen. The value of a of rind of C. $natsudaidai{\;}H_{AYATA}$ and C. grandis until the end of November was negative. This means that their color was not presented by November since the chlorophyll was in the rind, unlike the colors of the rind of C. unshiu, C. sudachi and C. platymamma which were completed by that time.

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A Study on Nutritional Status and Dietary Quality of University Students by Body Image (대학생의 체형인식에 따른 영양소 섭취 상태 및 식사의 질 평가)

  • Yeon, Jee-Young;Hong, Seung-Hee;Bae, Yun-Jung
    • Korean Journal of Community Nutrition
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    • v.17 no.5
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    • pp.543-554
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    • 2012
  • This study was performed to investigate the satisfaction of body image, dietary habits, nutrition intake and dietary quality according to body image of university students (n = 290). The subjects (male = 178, female = 112) were classified to lean, normal and overweight/fat groups according to body image. The weight, body fat and body mass index (BMI) was significantly higher in the students who recognized their body image as 'overweight/fat'. The satisfaction of body image, interest of weight control and experience of weight control were significantly higher in students who recognized their body image as 'normal' in both the male and female subjects. The intakes of nutrients, dietary habits and life styles were not different according to body image. In the male subjects, the niacin intake density, the nutrient adequacy ratio (NAR) of vitamin B1 and the dietary diversity score (DDS) in the students who recognized their body image as 'overweight/fat' were significantly lower than in students who recognized their body image as 'normal' and 'lean'. In female subjects, no significant differences in nutrient intakes, NAR, MAR and DDS were observed according to body image. Future studies with a larger sample size are needed for further assessment of the relationship between nutritional status/diet quality and body image in university students.

Effect of Nutritional Status on Cell-mediated and Humoral Immunity in Female College Students (인체의 영양상태가 세포매개성 및 체액성 면역 반응에 미치는 영향)

  • 김현미
    • Journal of Nutrition and Health
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    • v.27 no.5
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    • pp.483-494
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    • 1994
  • The purpose of this study was to investigate the effect of nutritional status on the cell-mediated and humoral immunity in female college students. The nutritional status of twenty subjects was determined by six-days food records, anthropometric measurements, and biochemical assessments of serum nutrients. Cell-mediated and humoral immunity of the subjects was analyzed by in vivo and in vitro assessments. The results were summerized as follows : First, The average daily energy intake was 1437Kcal(CHO : PRO : FAT = 61:13:26), which corresponds to 71.9% of RDA. Anthropometric measurements showed that 50% of the subjects was under-weight(BMI<20), only 5% was over-weight(25

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Relationship among Nutritional Intake Status, Eating Behaviors and Related Factors of the Elderly in Cheongju City (청주시 노인들의 영양섭취 실태와 식행동 및 관련요인과의 연관성)

  • Choi, Mee-Sook;Han, Kyung-Hee
    • Journal of the Korean Society of Food Culture
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    • v.17 no.2
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    • pp.131-140
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    • 2002
  • This study was performed to assess the effect of eating behaviors and health-related variables on overall dietary quality. Ninety-four(male 21, female 73) elderly who were over 60 residing in middle income areas in Cheongju city participated. Information on general characteristics of the elderly, health-related life style, regularity of meal, meal balance and desirable eating habits were obtained by interview based on questionnare. Dietary nutrient intake data were obtained through the 24 hour recall method. The mean age and BMI of the subjects were 73.3 years old and 23.3(male 21.8 female 23.7) respectively. The proportions of underweight and hypertension were 19.2% and 36.2%. Most nutrients except vitamin $B_2$ and calcium were consumed over 75% of the RDA. The Mean Adequacy of Ratio(MAR) of nutrient intake was 0.64(male 0.72, female 0.62). The average score of regularity of meal, meal balance, and desirable eating habits was 14.4 out of a possible 16, 13.7 out of a possible 24 and 5.5 out of a possible 16 points respectively. Male than female, older subjects than young subjects, and those living with their spouses than with other family or living alone had better scores in eating behaviors. Smoking, chewing ability and eating alone vs eating with company affected overall of regulality of meal and meal balance(p<0.05). Positive correlation (p<0.05) was also dietary quality. There was a positive correlation between the mean adequacy ratio, score observed between scores in regularity of meal and meal balance. Therefore, the elderly should be encouraged to eat a variety of food, maintain good dental health, keep regularity of meal and have meals with company to help improve overall dietary quality and eventually achieve optimal nutritional status.

The Clinical Evaluation of Hepatic Disease (간장질환의 임상에 대한 관찰)

  • Yang, Il-Sun;Cho, Chong-Sook
    • Journal of Nutrition and Health
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    • v.6 no.2
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    • pp.17-24
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    • 1973
  • The function of the liver is so complicated and important that various Hepatic diseases are occured due to functional retardation of liver. Above all, the incidence of Hepatitis and liver cirrhosis among Koreans has shown an increasing tendency recently. 113 cases of Hepatitis and 125 cases of liver cirrhosis which had been admitted, more than 10 days, to KOREA Hospital between November, 1968 and July,1972, were studied through clinic charts. (A) Hepatitis 1) of the 113 cases; 54 cases (47.7%) were Infectious hepatitis; 40 cases (35.4%) were chronic hepatitis 2) of the 113 cases ; 80 cases (70.8%) were male and 33 cases (29.2%) were female; the sex ratio was 2.4 : 1 The ages of the onset of the disease was as follows; 34 cases (30.1%) were among $30{\sim}40$. 3) Patients had abdominal pain (77.9%) anorexia (66.4 %) and general weakness(82.3%) as symptom and jaundice (94.7%) hepatomegaly (76.1%) as sign 4) 57 cases of all had complication 26 cases (45.6%) were parasite, 12 cases (21.1%) were diabeties mellitus. 5) 99 casea (87.6%) of all were improved and recovered. (B) Liver Cirrhosis 1) Etiologic factors are hepatitis (56cases) and alcoholics (28 cases). 2) of the 125 cases, 84 cases (67.2%) were male and 41 cases (32.8%) were female; the sex ratio was 2 : 1 The age of the onset of the disease was as follows; 47 cases (37.6%) were among 41-50. 3) Patients had symptoms: indigestion (64.8%), Abdominal pain (60%), general wenkness (35.2%) and signs; Hepatomegaly (61.6%) Ascites (59.2%), Jaundice(56.8%). 4) 107 cases of all had complications; Hepatic coma was 20 cases (18.7 %), Ascites was 16 cases (15.0%). 5) 69 cases (55.2%) were improved. (c) Treatment of Hepatitis and cirrhosis. 1) Absolutely (bed) rest. 2) A well-balanced diet adequate in calorie value, showed be given (High Carbohydrate, High Protein, High vitamin diet) if the patient's appetite is good and easily digested. 3) Drugs; (1) Vitamins (2) Digestants (3) Tranquize

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Chemical Composition and Phytoestrogen Analysis of Iranian Black Pomegranate Juice Concentrate and Seeds

  • Choi, One-Kyun;Kim, Yong-Seong;Yu, Hye-Kyoung;Lee, Chan;Bang, Hyo-Pil;Yang, Deok-Chun;Kim, Young-Kee
    • Plant Resources
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    • v.6 no.1
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    • pp.27-35
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    • 2003
  • In this study, as preliminary research for the development of natural estrogen supplement the chemical properties of Iranian black pomegranate juice concentrate and seeds were evaluated. Proximate compositions of pomegranate juice concentrate and seeds were as follows; crude lipid 0.4% and 8.2%, moisture 39.9% and 6.6%, crude protein 0.9% and 12.2%, ash 1.4% and 1.7%, and carbohydrate 42.0% and 84.5% respectively. Major amino acids are glutamic acid (1310.0ppm) and aspartic acid (896.2ppm) in juice concentrate, and glycine (611.1ppm) and arginin (401.6ppm) in seeds. Ascorbic acid has the highest concentration of 20.0mg/l00g in juice concentrate and 0.23mg/l00 in seeds. The compositions of unsaturated fatty acids such as linoleic acid and linolenic acid were higher than those of saturated fatty acids such as stearic palmitic acid. Major minerals were potassium, calcium and sodium, potassium was highest in both juice concentrate and seeds. Vitamins were composed of ascorbic acid (20.0mg/l00g), vitamin B$_1$(0.12mg/100g) and niacin (0.80mg/l00g) in juice concentrate, and only ascorbic acid(0.23mg/l00g) in seeds. Organic acids such as citric and L-malic acid were detected only in pomegranate juice concentrate. The contents of total polyphenols were 4.55g/L in juice concentrate and 3.5mg/l00g in seeds, respectively. Phytoestrogens detected in pomegranate juice concentrate and seeds were daidzein, quercetin, genistein and 17 $\beta$-estradiol.

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Quality Characteristics of Starch Oddi Dasik Added with Mulberry Fruit Juice (오디즙을 첨가한 녹말오디다식의 품질특성에 관한 연구)

  • Lee, Jung-Hee;Woo, Koung-Ja;Choi, Won-Seok;Kim, Ae-Jung;Kim, Mi-Won
    • Korean journal of food and cookery science
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    • v.21 no.5
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    • pp.629-636
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    • 2005
  • This study was carried out to investigate of the quality characteristics of the starch Oddi Dasik(MSOD) manufactured with various addition levels (0, 5, 10, 18 and 28%) of mulberry fruit (Oddi) juice (MFJ), with various levels(55%, 50%, 45%, 37% and 27%) of sucrose syrup, and with the ratio of rice powder: mungbean starch (1:4) according to the traditional Korean Dasik (a kinds of cookie) methodology. The nutritional components of Oddi and MSOD were examined, and sensory evaluation and physical tests of MSOD added MFJ were conducted. The results are summarized as follows. In Oddi, the contents of moisture, crude fat, crude protein, crude ash, and vitamin C, and the levels of acidity, pH and sugar were 88.45%, 0.245%, 2.23%, 0.88%, 53.20 mg%, 8.00%, 4.41 and 11.0 Brix%, respectively. In MSOD (Oddi 10%), the contents of moisture, crude fat, crude protein, and crude ash, were 22.8%, 0.117%, 9.2% and 0.8%, respectively, and were all increased with increasing MFJ amount. In MSOD (Oddi 10%), the contents of Ca, Mg, K and Fe were 63.2 mg%, 70.9 mg%, 376.0 mg% and 7.7 mg%, respectively. and were increased with increasing MFJ amount. For the establishment of the additional amount of MFJ, sensory evaluation and physical tests were conducted. From the total characteristics of sensory evaluation, the MSOD with 10% MFJ was judged as the best. Color L and b values of MSOD significantly decreased and a value increased with increasing MFJ percentage. Hardness, gumminess, adhesiveness and chewiness among the texture characteristics of MSOD were significantly increased with increasing MFJ amount. However, there were no significant differences in springiness and cohesiveness of the MSOD. In conclusion, the optimal added amount of MFJ for the manufacture of the MSOD was proposed to be 10% of the total weight.

The Evaluation on the Meal Pattern and Nutritional Balance for University Foodservices in Seoul - Comparison between Self-operated and Contracted management- (서울지역 대학교 구내식당의 점심식단 분석 -직영급식 및 위탁급식 식당의 식단 비교-)

  • 이심열;박수정;김진아
    • Journal of the Korean Home Economics Association
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    • v.42 no.5
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    • pp.39-52
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    • 2004
  • The purpose of this study was to evaluate the meal pattern and the nutritional balance in university foodservices of Seoul. The survey was conducted using a questionnaire with 317 students at five different cafeterias that served 23 meals. We weighed all the meals offered by the university foodservices, separated the foods, and calculated their nutritional content using a computer program $\ulcorner$DS24$\lrcorner$. We also checked the dishes and those amount students consumed from the menu. The results of this study is summarized as follows. : 1) The most prevalent menu patterns included rice, soup, two side dishes, and kimchi. 2) Most nutrient contents per meal in a given menu was lower than one third of the recommended dietary allowance(RDA). 3) The mean energy content for the amount of rice that was served was 399㎉, for the side dish, it was 107㎉, and for the kimchi, it was 9.9㎉. 4) The number of total dishes and side dishes was five and two, respectively. The dietary variety score was 16.7, and the dietary diversity score was 3. 5) The mean energy intake by students at self-operated managements were 545㎉, and at one contracted management, the energy intake were 494㎉. Both of them did not serve enough to meet one third of the RDA. Nutrient adequacy ration(NAR) was 0.4∼0.9, and Index of nutritional quality(INQ) was above 0.9 for most nutrients with the exception of calcium and vitamin B$_2$.

A Study on the Relationship between Lipid Intake Style and Cardiovascular Disease of the Elderly (노인의 지방섭취 식습관과 심혈관계 질환과의 관계에 대한 연구)

  • 조경자
    • Journal of the Korean Home Economics Association
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    • v.40 no.5
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    • pp.1-14
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    • 2002
  • This study was administrated to find the effects of dietary habits and nutrient intakes on the development of cardiovascular disease in the elderly aged over 60. The 40 healthy elderlies(18 males, 22 females) and 40 hospitalized elderlies with the cardiovascular disease(23 males, 17 females) were subjected for the study. Body weight, height, BMI and blood pressure were measured. Also, health behaviors such as exercise, smoking, drinking and dietary habits, frequency of intake lipid food in the past, nutrient intake at the present were assessed by interviews and questionnaire. The results of this study are as follows. 1. Body weight and the BMI were higher in hospitalized male elderlies significantly than those of healthy male elderlies(p<0.05). But the blood pressure wasn't different between two groups. 2. The ratio of male subjects who do regular exercise was significantly higher in healthy group(p<0.01). And significant difference in the extent of stress was found between two female groups(p<0.05). 3. The amount of meal and salty taste showed significant difference between two female groups(p<0.01) but the other dietary habits such as meat preference were not different between healthy and hospitalized elderlies. 4. Compared with healthy male elderlies, hospitalized male elderlies showed significantly higher frequency of intake of fish in the past(p<0.05) and frequency of intake of lipid food such as pork and chicken was also higher in the hospitalized male elderlies, but no significant difference in nutrient intake at the present was found between healthy and hospitalized elderlies. 5. Nutrient intake of elderlies showed in the average daily intake of energy, Ca, vitamin $B_2$were lower than Korean recommended dietary allowances(CRDA). For female subjects, the cholesterol intake was positively correlated with body weight, meats and eggs intake showed positive correlation with body weight and the BMI(p<0.01).