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7篇 您的检索式:作者名="Zeitun R"
    题名 作者 年代 出处 被引量
1Power flow solutions through tensor methods显示文摘Salgado R S Zeitune A F 2009IET Generation Transmission & Distri- bution2009,3,5:1
2Does ownership affect a firm's performance and default risk in Jordan显示文摘Zeitun R Tian G.G 0,,07:1
3Endothelin and neonatal capsaicin regulate gastric resistance to injury in BDL rats显示文摘AIM: To investigate the relationship between primary afferent neurons, endothelin (ET) and the role of its receptors on ethanol-induced gastric damage in cirrhotic rats. METHODS: Cirrhosis and portal hypertension were induced in rats by bile duct ligation (BDL) while controls had a sham operation. The association between ET and afferent neurons on the gastric mucosa was evaluated by capsaicin treatment in newborn rats, the use of ET agonists or antagonists, gastric ET-1 and -3 mRNA and synthetic capacity. Ethanol-induced damage was assessed using ex vivo gastric chamber experiments.Gastric blood flow was measured by laser-Doppler flow-metry. RESULTS: ET-3 and an ETB receptor antagonist sig- nificantly reduced the extent of ethanol-induced gastric damage in BDL rats. Gastric ET-1 and -3 levels were 30% higher in BDL rats compared to control rats. Cap-saicin treatment restored the gastric resistance and blood flow responses to topical application of ethanol in BDL rats and ET-1 and -3 production to levels observed in controls. CONCLUSION: Our results suggest that the reduced resistance of the gastric mucosa of cirrhotic rats to ethanol-induced injury is a phenomenon modulated by ET through the ET B receptor and by sensory afferent neurons.Paula RS Cmara Gerson JN Ferraz Licio A Velloso José Murilo R Zeitune Fernando AB Suassuna Jose Geraldo P Ferraz 2012World Journal of Gastrointestinal Pathophysiology2012,3,4:1
4Does ownership affect a firm's performance and default risk in Jordan? 显示文摘Zeitun R Tian G G 2007Corporate Governance2007,7,1:1
5Albumin oxidation leads to neutrophil activation in vitro and inaccurate measurement of serum albumin in patients with diabetic nephropathy显示文摘Michelis R Kristal B Zeitun T 2013Free Radic Biol Med2013,60,:1
6Power flow solutions through tensor methods显示文摘Salgado R S Zeitune A F 2009IET Generation Transmission & Distribution2009,3,5:1
7Effect of anesthetics on gastric damage using two models of portal hypertension显示文摘AIM:To investigate the effect of sodium pentobarbitone(SP) or ketamine/xylazine(KX) anesthetics on acute gastric injury.METHODS:Portal hypertension was induced by bile duct ligation(BDL) or portal vein stenosis(PVS).Ethanol(EtOH)-induced gastric damage was assessed using ex vivo gastric chamber experiments.Gastric blood flow(GBF) was also measured by laser doppler flowmetry.RESULTS:EtOH-induced gastric damage was reduced in BDL rats under KX anesthesia in comparison to those under SP anesthesia.GBF dysfunction in fasted BDL rats was partially restored under KX anesthesia.In contrast,in fasted PVS rats,EtOH-induced gastric damage was increased under KX anesthesia while GBF was reduced.CONCLUSION:The use of KX anesthesia in experimental procedures involving cirrhotic rats(but not those with pure portal hypertension) is preferable to SP anesthesia.Paula RS Camara Gisele P Moi José Geraldo P Ferraz José Murilo R Zeitune 2010World Journal of Gastrointestinal Pharmacology and Therapeutics2010,1,4:0
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