Refdoc est un service / is powered by            découvrir / discover refdoc export   to mendeley   to endnote inist-cnrs 2, allée du parc de brabois cs 10310f-54519 vandoeuvre-lès-nancycedex france phone: +33 (0)3 83 50 46 64 fax: +33 (0)3 83 50 46 66 nous contacter contact us faire une nouvelle recherchemake a new search commander ce document order this document titre du document / document title melatonin and roentgen irradiation-induced acute radiation enteritis in albino rats : an animal model auteur(s) / author(s) husseinâ mahmoud r. should viagra covered health insurance ; abu-diefâ eman e. should viagra covered health insurance ; kamelâ esam ; abou el-ghaitâ amal t. viagra generic online ; saad rezk abdulwahed ; ahmadâ mohamed h. make viagra costume ; rã©sumã© / abstractbackground: roentgen irradiation can affect normal cells, especially the rapidly growing ones such as the mucosal epithelial cells of the small intestine. viagra samples The small intestine is the most radiosensitive gastrointestinal organ and patients receiving radiotherapy directed to the abdomen or pelvis may develop radiation enteritis. generic viagra online Although roentgen rays are widely used for both imaging and therapeutic purposes, our knowledge about the morphological changes associated with radiation enteritis is lacking. generic viagra canada Hypothesis: this study tries to tests the hypothesis that "the intake of melatonin can minimize the morphological features of cell damage associated with radiation enteritis". Objectives and methods: we performed this investigation to test our hypothesis and to examine the possible radioprotective effects of melatonin in acute radiation enteritis. viagra online without prescription To achieve these goals, an animal model consisting of 60 albino rats was established. generic viagra customer reviews The animals were divided into five groups: group 1, non-irradiated; group 2, x-ray irradiated (x-ray irradiation, 8 grays); group 3, x-ray irradiated-pretreated with solvent (ethanol and phosphate buffered saline); group 4, non-irradiated-group treated with melatonin, and group 5, x-ray irradiated-pretreated with melatonin. is viagra over the counter in canada yahoo The small intestines were evaluated for gross (macroscopic), histological, morphometric (light microscopy), and ultrastructural. cheap viagra to buy viagra 100 natural Concierge