نتایج جستجو برای: perilimbal ischemia
تعداد نتایج: 83197 فیلتر نتایج به سال:
Abstract Background: Stroke is the second leading cause of death in the world and has irreversible consequences. Cerebral ischemia/reperfusion (I/R) through production of oxidants and inflammatory markers causes apoptosis of brain neurons. On the other hand, in various studies, the antioxidant and anti-inflammatory effects of the Malva neglecta have been proven. Therefore, in this study, we inv...
Background: Creatine kinase is a cardiac biomarker that is used for the assessment of ischemic injuries and myocardial infarction. The present study was designed to evaluate effects of oxytocin administration during ischemia and reperfusion periods on CK-MB levels in the coronary effluent of isolated rat heart and the possible role of oxytocin receptor, nitric oxide (NO), prostacyclin and mitoc...
Abstract Melissa officinalis has antioxidant and anti-inflammatory activities and is used in various diseases. Aim of the study: We investigated the role of M. officinalis extract (MOE) against ischemia-induced arrhythmias and heart injury after five days of reperfusion in an in-vivo rat model of regional heart ischemia. The leaf extract of M. officinalis was standardized thr...
Abstract Melissa officinalis has antioxidant and anti-inflammatory activities and is used in various diseases. Aim of the study: We investigated the role of M. officinalis extract (MOE) against ischemia-induced arrhythmias and heart injury after five days of reperfusion in an in-vivo rat model of regional heart ischemia. The leaf extract of M. officinalis was standardized thr...
Abstract Background: The correlation between QT dispersion (QTd) and myocardial ischemia is controversial. The main purpose of current study was to investigate the relationship between QTd and the severity and extent of myocardial ischemia. Methods: In this cross sectional study, 100 patients with suspected coronary artery diseases (CAD) were studied. Based on the results of the myocardial ...
Aim: Our aim was to investigate expression level of VEGF in tuba uterine ovarian ischemia-reperfusion (I/R) by immunohistochemical techniques. Material and Methods: 30 Sprague Dawley female rats were categorized into three groups. Sham group: The abdomen opened closed without any treatment. Ischemia (I) 1-hour ischemia allowed create ischemic injury. Ischemia-reperfusion then 3-hour reperfusion...
Objective(s):This study aimed to examine the hypothesis that an antiarrhythmic effect might be obtained by ischemic preconditioning of the liver, and also to characterize the potential underlying mechanisms. Materials and Methods: Male Wistar rats were anesthetized by thiopental sodium (50 mg/kg, IP) followed by IV injection of heparin (250 IU). Remote ischemic preconditioning (RIPC) was induce...
Background: The role of nitric oxide (NO) of endothelial or neuronal origins in cerebral ischemia and reperfusion injuries are far from being settled, extending from being important to not having any role at all. Objective: To investigate the role of NO of endothelial and neuronal origins in ischemia/reperfusion injuries in focal cerebral ischemia, L-NAME, a non selective NO synthase inhibitor...
Objective: Ischemia-reperfusion (I-R) injury is defined as the paradoxical exacerbation of cellular dysfunction and death following restoration blood flow to ischemic tissues. In our study, it was aimed examine potential DNA effects liver IR with an experimental animal model. Material Methods: modeling done seven male New Zealand rabbits. Blood samples were taken before model, 30 minutes after ...
IN the past few years there has been increasing interest in the use of the pressure cup technique for the investigation of aqueous humour dynamics. Rosengren (1956) demonstrated a rise of intra-ocular pressure when a positive pressure was applied to the sclera overlying Schlemm's canal. He suggested that this rise of pressure was due to continued formation and accumulation of aqueous humour, th...
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