نتایج جستجو برای: bypass channels

تعداد نتایج: 189216  

Journal: :international journal of agricultural management and development 2012
bhaskar pant alpa rathi anshul rathi

the project was undertaken to study the evaluation of effectiveness of crop advisory services and suggested measures for filling the gap in aurangabad district of maharashtra in india. the survey was carried out in 2010. the data was collected with the help of a specifically designed and pre-tested questionnaire. the project carried out in catchment area of advisory services has given substanti...

Journal: :physical chemistry and electrochemistry 0

propene dissociation channels were characterized by ab initio ccsd(t)/6-311++g(d,p) calculations. inthis work the detailed mechanism of propene dissociation to c2h4+ch2, c2h2+h+ch3, c2h2+ch4 andc3h3+h2+h have been investigated. according to our calculations, ten fragments can be classified intofive dissociated channels. our results point out that two mechanisms come into play in the h2 eliminat...

Journal: :Circulation 1974
R E Goldstein E B Stinson J L Scherer R P Seningen T M Grehl S E Epstein

SUMMARY To elucidate the direct influence of nitroglycerin on coronary collateral function in patients and to clarify the relation between angiographic appearance and functional peiformance of coronary collaterals, we measured retrograde flow and peripheral coronary pressure (PCP) before and after nitroglycerin in patients undergoing saphenous vein bypass. Measurements were made via the distall...

Journal: :journal of cardio-thoracic medicine 0
kambiz alizadeh cardiac-surgeon department of cardiac surgery, faculty of medicine, mashhad university of medical sciences, mashhad, iran masoomeh tabari anesthesiologist,department of anesthesiology, faculty of medicine, mashhad university of medical sciences,mashhad, iran behrooz mottahedi cardiac-surgeon department of cardiac surgery, faculty of medicine, mashhad university of medical sciences, mashhad, iran delaram sayadpour pathologist, department of pathology, jahad daneshgahi of mashhad, mashhad, iran

cold agglutinins are of unique relevance in cardiac surgerybecause of the use of hypothermic cardiopulmonary bypass (cpb). cold autoimmune diseases are defined by the presence of abnormal circulating proteins (usually igm or iga antibodies) that agglutinate in response to a decrease in body temperature. these disorders include cryoglobulinemia and cold hemagglutinin disease.immunoglobulin m aut...

Journal: :acta medica iranica 0
ahmadreza jodati madani cardiovascular medical and research center, tabriz university of medical sciences, tabriz, iran. babak kazemi madani cardiovascular medical and research center, tabriz university of medical sciences, tabriz, iran. naser safaei madani cardiovascular medical and research center, tabriz university of medical sciences, tabriz, iran. behrooz shokoohi madani cardiovascular medical and research center, tabriz university of medical sciences, tabriz, iran.

arterial sclerosis has been extensively described but reports on venous sclerosis are very sparse. phlebosclerosis refers to the thickening and hardening of the venous wall. despite its morphological similarities with arteriosclerosis and potential morbid consequences, phlebosclerosis has gained only little attention. we report a 72 year old male with paralysis and atrophy of the right leg due ...

Journal: :journal of minimally invasive surgical sciences 0
naghmeh mokhber professor of neuropsychiatry, psychiatry and behavioral sciences research center, ibn-e-sina hospital, faculty of medicine, mashhad university of medical sciences, mashhad, iran hossein shaghayegh general surgery, endoscopic and minimally invasive surgery research center, ghaem hospital, faculty of medicine, mashhad university of medical sciences, mashhad, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی مشهد (mashhad university of medical sciences) mahdi talebi assistant professor of neuropsychiatry, addiction research center,imam reza hospital, faculty of medicine, mashhad university of medical sciences, mashhad, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی مشهد (mashhad university of medical sciences) alireza tavassoli professor of general surgery, endoscopic and minimally invasive surgery research center, mashhad university of medical sciences, mashhad, iran; professor of general surgery, endoscopic and minimally invasive surgery research center, mashhad university of medical sciences, mashhad, iran. tel: +98-5138012806, fax: +98-5138402972سازمان اصلی تایید شده: دانشگاه علوم پزشکی مشهد (mashhad university of medical sciences)

introduction eating disorders and morbid obesity have become common over the recent years. laparoscopic gastric bypass surgery is known as one of the most effective methods for weight loss. due to the rarity of studies regarding the association of depression and surgery, we aimed to compare the levels of depression in patients with excessive obesity before and after gastric bypass surgery. conc...

Irrigation channels, which are parts of rainwater catchment systems, have been used for water supply in agriculture for a long time. Seepage loss in irrigation channels is one of the farmers' concerns. Seepage loss, especially in earthen channels, can be noticeable. Different equations have been developed to estimate seepage loss amount in irrigation channels. However, the accuracy of the equat...

In a polymer membrane fuel cell more than half of the chemical energy of hydrogen is converted to heat during generation of electricity. This causes an increase in the cell temperature. The Cooling field design has a significant role in cell cooling. The cell's performance and stability are reduced due to inappropriate heat dissipation. In this paper, the cooling flow and heat transfer in cooli...

Introduction: It has recently been suggested that the KATP channel subunits Kir6.x and BKCa channels exist in the endoplasmic reticulum of cardiomyocytes and neurons. Our previous studies showed the electrophysiological behavior of cation channels in the rough endoplasmic reticulum (RER) of rat hepatocytes. Therefore, we hypothesized that KATP channels and Ca2+-activated potassium channels m...

The performance of proton-exchange membrane fuel cell cooling system using coolant flow channels enhanced with baffles was numerically investigated. To do this, the maximum temperature of the cooling plate, temperature uniformity and also pressure drop along the flow channels were compared for different cases associated with number of baffles and their dimensions inside the channels. The govern...

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