نتایج جستجو برای: permanent cardiac ischemia
تعداد نتایج: 401973 فیلتر نتایج به سال:
the coronary slow flow phenomenon (csfp) is characterized by a delayed coronary blood flow in the absence of an obstructive coronary artery disease. although the relation between the csfp and myocardial ischemia has been reported previously, there is no knowledge about the relationship between the csfp and the conduction system disorder. in this case report, we describe a patient with the csfp ...
BACKGROUND AND PURPOSE Mitochondrial swelling is one of the most striking and initial ultrastructural changes after acute brain ischemia. The purpose of the present study was to examine the role of reperfusion of the cerebral cortex after transient focal cerebral ischemia on neuronal mitochondrial damage. METHODS Male Sprague-Dawley rats (n=16) were subjected to either temporary or permanent ...
AIM As technological interventions treating acute myocardial infarction (MI) improve, post-ischemic heart failure increasingly threatens patient health. The aim of the current study was to test whether FADD could be a potential target of gene therapy in the treatment of heart failure. METHODS Cardiomyocyte-specific FADD knockout mice along with non-transgenic littermates (NLC) were subjected ...
Phosphatase and tensin homolog on chromosome 10 (PTEN) is downregulated during hypertrophic and cancerous cell growth, leading to activation of the prosurvival Akt pathway. However, PTEN regulation in cardiac myocytes upon exposure to hypoxia remains unclear. We explored the role of PTEN in response to hypoxia/ischemia in the myocardium. We validated that PTEN is a transcriptional target of act...
Objective: This study was conducted to evaluate the effect of a period of high-intensity interval training (HIIT) on myocardial collagen-1 and TGF-β1 and cardiac function in post ischemia-reperfusion rats. Materials and Methods: Thirty two (32) rats were anaesthetized by thiopental sodium. Intubation and connecting to ventilator and LAD ligation after thoracotomy was conducted. The ischem...
Background & Aim: Free radicals are produced in ischemic processes. Nerve damage caused by free radicals may play a role in neurological diseases and antioxidants are protective activity. Ellagic acid is a polyphenol compound with antioxidant properties which is found in fruits like pomegranate, blackberry, and all types of mulberry. This study aimed to evaluate the effect of 14 days of oral ad...
Indications of myocardial ischemia should be treated quickly and effectively to avoid permanent myocardial damage. This article describes a case of myocardial ischemia detected in the postanesthesia care unit following an excision of a facial/neck hematoma in an 83-year-old male. The patient had undergone extensive facial reconstructive surgery for squamous cell carcinoma the previous day. Mark...
INTRODUCTION The function of the repolarization reserve in the prevention of ventricular arrhythmias during cardiac ischemia/reperfusion and the impact of ischemia on slowly activated delayed rectifier potassium current (I(Ks)) channel subunit expression are not well understood. METHODS AND RESULTS The responses of monophasic action potential duration (MAPD) prolongation and triangulation wer...
Background & Aim: Free radicals are produced in ischemic processes. Nerve damage caused by free radicals may play a role in neurological diseases and antioxidants are protective activity. Ellagic acid is a polyphenol compound with antioxidant properties which is found in fruits like pomegranate, blackberry, and all types of mulberry. This study aimed to evaluate the effect of 14 days of oral ad...
conclusions ferulago angulata extract, because of its antioxidant activities, is probably capable of removing free radicals and oxidant substances from brain and thus it can improve behavioral disorders in brain hypoperfusion ischemia model. results it was found that the administration of 400 mg/kg hydroalcoholic extract of f. angulate for two weeks after brain hypoperfusion ischemia increased ...
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