نتایج جستجو برای: permanent cardiac ischemia

تعداد نتایج: 401973  

2012
Saghir Akhtar Mariam H. M. Yousif Bindu Chandrasekhar Ibrahim F. Benter

This study characterized the effects of diabetes and/or ischemia on epidermal growth factor receptor, EGFR, and/or erbB2 signaling pathways on cardiac function. Isolated heart perfusion model of global ischemia was used to study the effect of chronic inhibition or acute activation of EGFR/erbB2 signaling on cardiac function in a rat model of type-1 diabetes. Induction of diabetes with streptozo...

2004
Ellen O. Weinberg Marielle Scherrer-Crosbie Michael H. Picard Boris A. Nasseri Catherine MacGillivray Joseph Gannon Qingyu Lian Kenneth D. Bloch Richard T. Lee

Objectives. This study compared the effects of rosuvastatin on left ventricular infarct size in mice following permanent coronary occlusion versus 60 minutes ischemia/24 hours reperfusion and evaluated the effects of rosuvastatin on potential beneficial mechanisms of infarct size reduction including neutrophil accumulation, NO synthase expression and stem cell mobilization following ischemia an...

Journal: :avicenna journal of phytomedicine 0
najmeh sadeghi department of physiology, faculty of medicine, jahrom university of medical sciences, jahrom, iran mahin dianat physiology research center, department of physiology, faculty of medicine, ahvaz jundishapur university of medical sciences, ahvaz, iran mohammad badavi physiology research center, department of physiology, faculty of medicine, ahvaz jundishapur university of medical sciences, ahvaz, iran ahad malekzadeh department of statistic, khajeh nasir toosi university of technology, tehran, iran

objective: several studies have shown that chichorium intybus l. (c. intybus) which possesses flavonoid compounds has an effective role in treatment of cardiovascular diseases. contractile dysfunction mostly occurs after acute myocardial infarction, cardiac bypass surgery, heart transplantation and coronary angioplasty. the aim of the present study was to investigate the effect of aqueous extra...

Journal: :Stroke 2001
H Yanamoto I Nagata Y Niitsu Z Zhang J H Xue N Sakai H Kikuchi

BACKGROUND AND PURPOSE The efficacy of hypothermic intervention for permanent focal ischemia has yet to be clarified. This study investigated the effect of a prolonged moderate or mild hypothermia on permanent focal ischemia in rats. METHODS Two permanent focal ischemia models in male Sprague-Dawley rats were used. Moderate (30 degrees C, in experiment 1) or mild (33 degrees C, in experiment ...

Objective(s): The current management of coronary artery disease (CAD) relies on three major therapeutic options, namely medication, percutaneous coronary intervention (PCI), and coronary artery bypass grafting (CABG). However, severe CAD that is not indicated for PCI or CABG still bears a poor prognosis due to the lack of effective treatments. In 2006, extracorporeal cardiac shock wave (SW) the...

Journal: :British heart journal 1993
C D Scott J M McComb J H Dark R S Bexton

OBJECTIVE To determine the need for long-term pacing and optimum mode of pacing in cardiac transplant recipients. DESIGN (a) A retrospective review of patient records. (b) A prospective study of pacemaker use by 24 hour ambulatory electrocardiography before and after reprogramming to minimise use of pacemakers. SETTING Outpatient clinic, supra-regional cardiopulmonary transplant unit. PAT...

Journal: :Circulation. Cardiovascular imaging 2016
Bobak Heydari Yu-Hsiang Juan Hui Liu Siddique Abbasi Ravi Shah Ron Blankstein Michael Steigner Michael Jerosch-Herold Raymond Y Kwong

BACKGROUND Diabetics remain at high risk of cardiovascular disease and mortality despite advancements in medical therapy. Noninvasive cardiac risk profiling is often more difficult in diabetics owing to the prevalence of silent ischemia with unrecognized myocardial infarction, reduced exercise capacity, nondiagnostic electrocardiographic changes, and balanced ischemia from diffuse epicardial co...

Journal: :American journal of physiology. Heart and circulatory physiology 2005
Ellen O Weinberg Marielle Scherrer-Crosbie Michael H Picard Boris A Nasseri Catherine MacGillivray Joseph Gannon Qingyu Lian Kenneth D Bloch Richard T Lee

This study compared the effects of rosuvastatin on left ventricular infarct size in mice after permanent coronary occlusion vs. 60 min of ischemia followed by 24 h of reperfusion. Statins can inhibit neutrophil adhesion, increase nitric oxide synthase (NOS) expression, and mobilize progenitor stem cells after ischemic injury. Mice received blinded and randomized administration of rosuvastatin (...

Journal: :Reviews in Cardiovascular Medicine 2023

Non-occlusive mesenteric ischemia (NOMI) is a severe complication in patients after cardiac arrest (CA). The diagnosis complicated, the treatment options are limited. Given susceptibility of enterocytes to ischemia, incidence and severity NOMI post-resuscitation period may reflect intensity duration both subsequent reperfusion injury. considered be associated with adverse neurological outcomes ...

Journal: :basic and clinical neuroscience 0
pushuai wen jing huanjiu pengfei zhang fu ren youfeng wen

introdution: stroke is one of the most common diseases caused by occlusion or rupture of blood vessels in brain. it brings heavily loads for families and societies. although some new strategies including treatment of tissue plasminogen activator have been applied in the clinic, these methods do not have perfect effect. accordingly, more effective therapeutic strategies need to be developed. thi...

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