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Objectives. The aim of this study was to investigate the occurrence of myocardial injury in critically ill children through assessment of cardiac troponin T levels and whether levels are associated with disease severity and myocardial dysfunction measured by echocardiography. Methods. Over a 6-month period, this case control study included 50 patients(More)
The diazonium salt of 3-(4-aminophenyl)-2-methyl-3H-quinazolin-4-one (2a) and its 6-bromo derivative 2b reacted with some active methylene compounds, namely ethyl acetoacetate (3), ethyl cyanoacetate (4) and acetylacetone (5), to afford the corresponding hydrazono quinazolinone derivatives 6-8. Treatment of 6a,b with hydrazine hydrate or phenyl hydrazine in(More)
Background: Research evidence has indicated that monosodium glutamate (MSG) consumption produces certain deleterious effects on the cerebellum of adult rats at high doses which can consequently affect cerebellar function. The use of stem cells in nervous system disorders is a growing field, which in numerous reports has shown promising results in the(More)
Worldwide, the incidence and mortality rates of childhood cancers differ. The study of incidence patterns and survival rates in childhood malignancies is important in aiding in the planning of treatment centers and in obtaining further information with regard to the etiology. Few studies have investigated the survival in cases of childhood solid tumors in(More)
ii ACKNOWLEDGMENTS I would like to thank Timothy Walsh, director of my research, for what he taught me, for his encouragement, for the time he spent answering my questions, for his valuable advice given to me when I was a teaching assistant for his course, and for his financial support. Without his supervision, this work would not have been completed. In(More)
Over the years, Egypt has been known as a leader in media content and production. Each new media development in the Arab world has historically started by its introduction to Egypt, and took off from there to the rest of the region. This article examines the introduction and development of media technologies in Egypt, and the effects that each new(More)
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