• Title/Summary/Keyword: Viatmin A

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Relation of Serum Vitamin E and Lipoperoxide Levels with Serum Lipid Status in Korean Men (한국인 성인 남성에서 혈청 비타민 E 및 과산화지질과 혈청지질과의 상관성 분석)

  • 조성희;최영선
    • Korean Journal of Community Nutrition
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    • v.2 no.1
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    • pp.44-51
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    • 1997
  • Secrum lipid and vitamin E levels were determined and smoking, alcohol drinking and exercise habits were asked in 357 healthy male subjects aged 49.4$\pm$6.7 years in Taegu. Average serum levels of total cholesterol, HDL-cholesterol and triglyceride(TG) were 189$\pm$43mg/이, 42$\pm$13mg/dl and 136$\pm$73mg/이, respectively. Serum level of lipid peroxide measured as thiobarbituric acid reactive substances(TBARS) of the subjects was 2.01$\pm$0.73MDA nmoles/ml and that of $\alpha$-tocopherol was 9.53$\pm$3.14ug/ml. The correlation coefficients between $\alpha$-tocopherol and serum lipids were 0.3631 for triglyceride, 0.2993 for cholesterol, and 0.3025 for total lipid. Heavy smokers who smoked more than 20 cigarettes a day had higher levels of TG and TBARS than those who smoke less. Alcohol drinkers had higher levels of TG and TBARS than nondrinkers. Vitamin E level(per ml serum)was significantly higher in the heavy smokers and drinkers, which was reflected by the higher level of serum lipid. When the level of $\alpha$-tocopherol was expressed as $\alpha$-tocopherol/triglyceride, it was negatively correlated with serum TBARS level and was lower in the heavy smokers than in the moderate smokers. It is concluded that vitamin E level as $\alpha$-tocopherol/triglyceride would be better compared to $\alpha$-tocopherol/total cholesterol or $\alpha$-tocopherol/total lipid for the evaluation of vitamin E status in Korean men.

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A Comparison of the Storability in MA Storage and the Quality of Paprika Fruit among Cultivars (MA저장 중 파프리카 과실의 품종별 품질 및 저장성 비교)

  • Choi, In-Lee;Lee, Yong Beom;Kim, Il Seop;Kang, Ho-Min
    • Journal of Bio-Environment Control
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    • v.21 no.3
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    • pp.252-260
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    • 2012
  • This study was carried out to compare the storability in MA storage and quality of paprika fruits among 9 cultivars grown in 2011 and 12 cultivars in 2012. 'Mosanto 7044' was the most proper cultivar in red-type paprika has grown in 2011 for MA storage, because it showed relatively higher fruit weight, firmness, soluble solid content, and the lowest ethylene production rate, as well as the second longest shelf life. 'Stayer' was suitable cultivar in yellow-type paprika cultivated in 2011, because it showed higher firmness, soluble solid content and lower ethylene production rate than other cultivars. 'Nagano' was the most proper cultivar in red-type paprika has grown in 2012 for MA storage. Because it showed relatively higher fruit weight, firmness, flesh thickness and the lowest ethylene production rate and decay ratio, although the shelf life of 'Nagano' was the third longest (28 days). 'Freestar' was the excellent cultivar in yellow-type paprika cultivated in 2012, because it showed higher firmness, vitamin C content and lower respiration rate than other cultivars and the longest shelf life of 26 days. The shelf life had a high correlationship with ethylene production rate (r = -0.5504), and soluble solid (r = 0.6112), as comparing with the shelf life and the fruit characteristics of 21 cultivars paprika has grown in 2011 and 2012.

Changes in GABA Content of Selected Specialty Rice After Germination (발아에 따른 일부 특수미의 GABA 함량 변화)

  • Choi, Youngmin;Jeon, Geonuk;Kong, Suhyun;Lee, Junsoo
    • Food Engineering Progress
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    • v.13 no.2
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    • pp.154-158
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    • 2009
  • The purposes of this work were to investigate the changes in GABA content of six different rice cultivars along with viatmin E content and antioxidant activity after germination. Brown rice was soaked for 24 hr at 25$^{\circ}C$ and then germinated at 37$^{\circ}C$ for 48 hr. The content of GABA and vitamin E in the rice samples was measured by using spectrophotometeric and HPLC methods, respectively. Antioxidant activity was measured by ABTS (2,2'-azino-bis-(3-ethylbenzothiazoline-6-sulphonic acid)) and DPPH (1,1-diphenyl-2-picrylhydrazyl) radical scavenging methods. GABA and vitamin E contents were significantly increased after germination while no significant change in the antioxidant activity was observed. Among the samples tested, Geunnun cultivar contained the highest GABA content before and after germination. On the other hand, Sinmyungheugchal cultivar showed the highest content of vitamin E and antioxidant activity compared to other rice cultivars. In conclusion, the germinated rice with high GABA content can be used for a functional ingredient in rice processing industry.

A Study on Vitamin A Levels in Measles Patients (홍역 환아의 비타민 A치에 관한 연구)

  • Kim, Sang-Bum;Shin, Seon-Hee;Park, Eun-Young;Yang, Seung;Kim, Hong-Dae;Oh, Phil-Soo;Yoon, Hae-Sun
    • Pediatric Infection and Vaccine
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    • v.9 no.2
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    • pp.215-221
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    • 2002
  • Purpose : This study was done to compare the vitamin A levels between hospitalized patients of measles symptoms and of the other infectious diseases common in childhood (bronchiolitis, penumonia, gastroenteritis and etc.). Methods : We have set up a population of 133 hospitalized patients of measles symptoms in the pediatric department of Kangnam Sacred Heart Hospital between Nov. 2000~Apr. 2001 and compared them to a group of 30 hospitalized patients of other infectious diseases between Dec. 2001~Feb. 2002. The whole patients were divided into three groups by diagnosing measles-specific IgM antibody positive as measles group(n=104), negative as measles-susepcted group(n=29) and other infectious disease group. And we compared the vitamin A levels, clinical symptoms, and general hematological and biochemical results. Results : Among the 104 measles patients, the concentrated age groups were 10 12 months(n=24, 23.1%), 13~15 months(n=16, 15.3%) and 16 months~4 years of age(n=24, 23.1%). The mean levels of vitamin A of measles and measles-susepcted groups were $69.6{\pm}28.6{\mu}g/dL$ and $75.2{\pm}34.4{\mu}g/dL$, respectively, and that of other infectious disease group was $28.1{\pm}17.5{\mu}g/dL$. Conclusion : The mean levels of vitamin A of both measles and measles-suspected groups were significantly higher than that of other infectious disease group(P<0.05) and showed no significant correlations with clinical symptoms and hospitalization duration.

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