The effectiveness of an electronic histology tutorial (EHT) as a mode of learning was assessed by comparing performance on two term tests for an EHT class of sixty-nine students and five prior classes (n=347) who learned by traditional methods. The aims of this study were to 1) develop and introduce a self-instructional, computer-aided approach to guide student learning in the first-year histol...

this survey was aimed at detecting histological and histometrical changes of common carp ovaries in khouzestan province climate conditions. the goal was to determine the ovarian status in the breeding period of the reproductive cycle. ovaries of 49 common carp brooders were collected from april to october, 2010. the samples were taken from the anterior, median and posterior portions. 5-6µ secti...

abstract somatic embryogenesis is a new approach to in vitro plant propagation. this technique is based on stem cell obtain and its differentiation to a complete plant. this is affected by components of media culture. so, the effects of ms, b5 and nl media on carrot petiole somatic embryogenesis investigated via histological experiment. to do this, carrot petioles (with 1 cm dimension) cultured...

background and objective: the fallopian tube plays an essential role in tubal transportof both gametes and embryos and successful pregnancy. we assessed the histomorphological effect of smoking on the fallopian tubes in rats, in this study. patients and methods: twelve female rats were divided to two groups as subjects (n=7) and controls (n=5). they have been exposed to smoke four times daily f...

introduction: parasitic diseases could be one of the common problems of human society in any time in every place. the animals can passed this infection to human as zoonotic disease. cats are one of the most important animals that living and eating long with human in society. therefore feline parasitic zoonosis is threatened human health and cause death and serious disease. for the reason, the p...

carbosulfan (2,3-dihydro-2,2dimethyl-7-benzofuronyl [(dibutyl amino) thio] methyl] a carbamate insecticide and acaricide was administered orally at an effective dose of 48 mg/kg/day to albino mice for 5, 10, 20 and 30 days .control mice received similar quantities of olive oil. daily body weights were recorded and mice were sacrificed after 24 hours after the terminal exposure. the histologic e...

rabbitfish is economically valuable teleost species which lives in shallow coastalwaters. two species of rabbit fish have been recognized in southern sea of iran (persiangulf) as namely siganus sutor and siganus javus. in the current study, in order toinvestigate the histology of the annular ligament of the s. javus’ eye, the prepared sectionsof the eyes of twelve healthy specimens were studied...

introduction: there are differences in the pattern of the knee joint formation of the studied species. according to the small number of studies which focused chronologically on the avian knee histomorphogenetic events, its “morphogenetic pattern” is hard to be proposed. the present work was designed to identify the sequential events of the knee formation in the partridge embryo. regarding to di...

aim :  the aim of this study was to present the demographic and clinical characteristics of patients with gastric polypoid lesions and to study the histopathologic features of these lesions. background : the frequency of gastric polyps is gradually increasing due to the widespread use of endoscopic examinations. patients and methods : clinical and endoscopic features of 100 gastric polyposis pa...