Background & Objective: Vitrification is an effective mean for preserving embryos. During this process, expression of implanting and apoptotic genes changes and can affect the quality of embryos. In this study, the expressions of Bax and Bcl-2 as apoptotic genes and ErbB4 as implanting gene were investigated in vitrified and warmed embryos.  Materials & Methods: In this study, six-eight w...

Two hundred and twenty-eight patients who had developed Bell's palsy were investigated in a prospective study. Among them, 55% were male and 45% were female. The most common age of the disease onset was the third and beginning of the fourth decade of life. We found definite correlation between Bell's palsy, hypertension, and diabetes its recurrence rate was 9%. The most important complication w...

this study was conducted to investigate the impact of podcasts as a learning and teaching tool on iranian efl learners’ motivation for listening as well as on their listening comprehension ability. the study also investigated the learners’ perception towards listening to podcasts and examined whether the learners were likely to accept podcasts. out of fifty-five intermediate learners studying e...

this thesis attempts to investigate the effects of prelistening activities on enhancing iranian efl learners` listening comprehension. the present study investigated ways in which learners` background knowledge could be activated in order to enhance their l2 listening comprehension by limiting the number of possible text interpretations prior to listening. the experiments conducted in this stud...

this study was an attempt to investigate the effect of subtitling on vocabulary learning among iranian intermediate students. to find the homogeneity of the groups, tofel test was administered to student in kish mehr institute in garmsar. after analyzing the data, 60 participants (female students) who scored within the range of one standard deviation above and below the mean, were selected as h...