54 articles for “reactive control”

Research ArticleOpen accessAll words, across the recordSelenium Effect on Hyperoxia-Induced Glutathione Peroxidase Activity and Free Radicals Production in the BrainIsmaeel Bin-JaliahThe purpose of this study was to examine the behavior of Glutathione Peroxidase (GPx) activity and Free Radicals (FR) production in the brain during graded hyperoxia exposure with and without selenium preventive intake. Forty two adult male rats were assigned to seven groups, six animals each. The first group served as control and the second, third and fourth groups were … …American Journal of Environmental Sciences, Vol. 9, Issue 5 · 7 Dec 2013 · 6,748 accessesView PDF Cite

Research ArticleOpen accessAll words, across the recordEvaluation of in vivo Antioxidant and Hepatoprotective Activity of Portulaca oleracea L. against Paracetamol-Induced Liver Toxicity in Male RatsMohamed H. AhmidaProblem statement: Oxidative stress plays a major role in paracetamol induced hepatotoxicity. Portulaca oleracea (P.O.) has been shown to exhibit antioxidant properties. The present study aimed to investigate the effect of P.O. on the oxidative stress in Paracetamol-induced hepatic toxicity in male rats. Approach: Forty male rats were divided into four groups. Group I served as control; Group II Received … …American Journal of Pharmacology and Toxicology, Vol. 5, Issue 4 · 13 Jun 2011 · 7,329 accessesView PDF Cite

Research ArticleOpen accessAll words, across the recordProphylactic Effects of Melatonin on Sodium Valproate-Induced Neural Tube Defects and Skeletal Malformations in Rat EmbryosOmolbanin Rahgazar, Reza Ranjbar, Hossien Najafzadeh Varzi, Mahmood Khaksary MahabadyProblem statement: Some reports showed the teratogenic effects of sodium valproate can be prevented by application of antioxidant drugs and stimulation of the maternal immune system. Therefore, in this study, the prophylactic effect of melatonin on teratogenic effects of sodium valproate was compared. Approach: This study was performed on 31 pregnant rats that were divided into five groups. Control group … …American Journal of Applied Sciences, Vol. 8, Issue 5 · 17 May 2011 · 7,286 accessesView PDF Cite

Research ArticleOpen accessAll words, across the recordThe Effect of a Prophylactic Dose of Ibuprofen on Plasma Level of Interleukin 1, Interleukin 6 and Tumor Necrosis Factor-Alpha in a 1500 m Running PracticeGholamreza Sepehri, Mohammad Pourranjbar, Ghollam-Reza Moshtaghi-Kashanian et al.Problem statement: there are controversies about the effects of anti-inflammatory drugs on exercised induced changes on plasma cytokines in untrained male athletes, so the primary purpose of this study was to measure the influence of a prophylactic dose of ibuprofen use on plasma cytokines during a 1500 m running race. Approach: Subjects were 10 untrained male Medical University students who … …American Journal of Applied Sciences, Vol. 8, Issue 1 · 31 Jan 2011 · 7,892 accessesView PDF Cite