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添加DHA的食用油对SD大鼠肝抗氧化活性的研究 被引量:6
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作者 付杰 林源锋 +3 位作者 柳梦 田华 陈涛 何东平 《食品工业科技》 CAS CSCD 北大核心 2016年第6期356-359,共4页
为了研究添加DHA的食用油对肝抗氧化活性的影响,本文选取96只初断乳SD雄性大鼠(80±10)g,按照随机数字表法分为8组,阴性对照组(大豆油和花生油等比例混合)、阳性对照组(DHA藻油),以250、500、750 mg DHA分别调配入60 g大豆油、花生... 为了研究添加DHA的食用油对肝抗氧化活性的影响,本文选取96只初断乳SD雄性大鼠(80±10)g,按照随机数字表法分为8组,阴性对照组(大豆油和花生油等比例混合)、阳性对照组(DHA藻油),以250、500、750 mg DHA分别调配入60 g大豆油、花生油中,作为DHA低、中、高剂量调配油的处理组。对各处理组按1 m L混合油/100 g体重·d喂养分别达到4周和8周时,对SD大鼠肝组织中超氧化物歧化酶(SOD)活性、丙二醛(MDA)含量和乙酰胆碱酯酶(ACh E)活性进行检测。结果表明:DHA中剂量组大鼠肝组织SOD活性极显著高于阴性对照组(p<0.01),MDA含量极显著低于阴性对照组(p<0.01),ACh E活性无显著性差异(p>0.05);DHA高剂量组肝组织SOD活性显著低于阳性对照组(p<0.05),MDA含量显著高于阳性对照组(p<0.05),ACh E无显著性差异(p>0.05);其余各组ACh E、SOD活性及MDA含量均无显著性差异(p>0.05)。适量补充DHA,有增强大鼠机体抗氧化的能力,然而一旦DHA摄入过量,反而会对机体抗氧化能力产生消极作用。 展开更多
关键词 DHA藻油食用油 肝抗氧化活性 氧化物歧化酶 丙二醛 乙酰胆碱酯酶
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Antioxidant therapy for chronic hepatitis C after failure of interferon:Results of phase Ⅱ randomized,double-blind placebo controlled clinical trial 被引量:2
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作者 Ezra Gabbay Ehud Zigmond +5 位作者 Orit Pappo Nila Hemed Mina Rowe George Zabrecky Robert Cohen Yaron Ilan 《World Journal of Gastroenterology》 SCIE CAS CSCD 2007年第40期5317-5323,共7页
AIM: TO assess the safety and efficacy of antioxidant therapy for patients with chronic hepatitis C virus (HCV) infection.METHODS: One hundred chronic HCV infection patients failed in interferon treatment were enr... AIM: TO assess the safety and efficacy of antioxidant therapy for patients with chronic hepatitis C virus (HCV) infection.METHODS: One hundred chronic HCV infection patients failed in interferon treatment were enrolled and randomly assigned to receive combined intravenous and oral antioxidants or placebo, or oral treatment alone, Primary end points were liver enzymes, HCV-RNA levels and histology.RESULTS: Combined oral and intravenous antioxidant therapy was associated with a significant decline in ALT levels in 52% of patients who received antioxidant therapy vs 20% of patients who received placebo (P = 0.05). Histology activity index (HAI) score at the end of treatment was reduced in 48% of patients who received antioxidant therapy vs 26% of patients who received placebo (P = 0.21). HCV-RNA levels decreased by l-log or more in 28% of patients who received antioxidant therapy vs 12% who received placebo (P = NS). In part 11 of the trial, oral administration of antioxidants was not associated with significant alterations in any of the end points.CONCLUSION: Antioxidant therapy has a mild beneficial effect on the inflammatory response of chronic HCV infection patients who are non-responders to interferon. Combined antiviral and antioxidant therapy may be beneficial for these patients. 展开更多
关键词 Hepatitis C virus Antioxidant therapy Histology activity index GLYCYRRHIZA L-g utathione
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The Effect of Herb Feeding on Antioxidant Liver Activity
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作者 Eliska Kabourkova Martina Lichovnikova Vojtech Adam 《Journal of Environmental Science and Engineering(B)》 2013年第10期602-607,共6页
The aim of the study was to evaluate the effect of 1.5% herb supplement of RL (rosemary leaves), YB (yarrow blooms), PL (plantain leaves), OS (oreganos talks) or red GP (grape pomace) on the broiler liver an... The aim of the study was to evaluate the effect of 1.5% herb supplement of RL (rosemary leaves), YB (yarrow blooms), PL (plantain leaves), OS (oreganos talks) or red GP (grape pomace) on the broiler liver antioxidant activity. Samples were analyzed by FRAP (ferric-reducing antioxidant power), FRK (free radicals) and DPPH (2,2-diphenyl-l-picrylhydrazyl) methods. Oxidative stress values (metallo thionein, reduced glutathione, oxidized glutathione and reduced/oxidized glutation ration) were measured in the blood and liver. Biochemical parameters (serum albumin, uric acid and bilirubin) were monitored in the blood. The antioxidant activity measured by the FRK method was higher in the oregano supplement (P 〈 0.05) than in plantain and rosemary supplements. 展开更多
关键词 FRAP FRK DPPH antioxidant activity herb.
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Effect of BEDGEN 40 on Growth, Anti-Oxidant Activity and Resistance against Aeromonas Hydrophila Infection in Tilapia (Oreochromis niloticus x O. aureus)
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作者 W. D. Zheng 《Feed & Livestock》 2012年第3期30-33,共4页
The globe artichoke has become important as a medicinal herb in recent years following the discovery of cynarin. This bitter-tasting compound, which is found in the leaves, improves liver and gall bladder function, st... The globe artichoke has become important as a medicinal herb in recent years following the discovery of cynarin. This bitter-tasting compound, which is found in the leaves, improves liver and gall bladder function, stimulates the secretion of digestive juices, especially bile, and lowers blood cholesterol levels. The leaves are anticholesterolemic, antirheumatic, cholagogue, digestive, diuretic, hypoglycaemic and lithontripic. BEDGEN 40 , a compound made with Cynara scolymus L. (artichoke) extract and choline chloride was evaluated for growth performance and anti-oxidant activity in tilapia. There were four treatment groups; group 1 was fed only with a basal diet and served as the control, group 2 - 4 were experimental groups that received 150, 300, or 600 mg/kg BEDGEN 40 , respectively, added to the basal diet and fed for 8 weeks. The results showed signifi- cant differences for weight gain, feed conversion, and protein efficiency in fish diets containing 150, 300, or 600 mg/kg BEDGEN 40 compared to the control. Generally, BEDGEN 40 improved the body condition factor and hepatosomatic index of tilapia, and reduced liver fat content. Fish consum- ing BEDGEN 40 also exhibited improved liver antioxidant status. BEDGEN 40 (300, or 600 mg/kg) was also found to significantly reduce the mortality of tilapia subsequently challenged with Aeromonas hydrophila. 展开更多
关键词 Tilapia (Oreochromis niloticus × O.aureus) BEDGEN 40 cynara extract cholinechloride growth performance anti-oxidant activity disease resistance
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