introduction: determination of type and location of trapped objects and endoscopic observations among children with foreign-body ingestion. materials and methods: we evaluated 105 endoscopic records of patients presenting with foreign-body ingestion from 2001–2011. results: button batteries were the most common objects removed (41%). the lower segment of the esophagus was the most common trappi...

background: although the need for theory-based designs, evidencesexploringexercisingeffects during pregnancy is limited by non-theoretical and cross-sectional assessments. this study aimed to prospect­ively examine women’s exercise behavior from their second to third pregnancy trimester using the health belief model (hbm).   material and methods: this was a randomized controlled trial in which ...

â  â  avicenna’s role in arabic literature â  â  nasrollah shameli * â  hamid ahmadian ** â  â  abstract â  â  the master and doyen, avicenna, is one of the prominent savants of the fourth century a.h. besides medicine and philosophy, he was a master in sciences of his time, and was proficient in arabic literature. he has peerless anthologies in poetry and prose, in both arabic and persian li...

â â â â â  bashar b. burd's atheism: reality or politics? â  â seyyed mohammad javad moosavi bafrooi * â  â abstract â many historical events demand more reflection. one of such cases is bashshar b. burd about whom there are different opinions. some people believe that he was killed because of the accusation of being atheist. however, because of the following reasons, it seems that such a ...

â â â  â â â â  abstract â  as the chances of a successful conclusion to the doha round of trade liberalization under the wto become increasingly problematic, so the pace of negotiating local free trade agreements (ftas) is increasing. according to the wto report, countries in the asia-pacific region are “consolidating their drive towards regionalism at an accelerated pace”. after the trade...

introduction : brain-based teaching is the implementation of principles and strategies derived from an understanding of the brain to enhance learning. authors in this research investigated the effects of brain-based training on learning and retention of life skills in adolescents. methods: this experimental study was designed as pre- post-test with a control group model and was conducted at the...

background and objectives: endophytic actinobacteria colonize inside the plant tissues without causing damages to the host plant. since these microorganisms colonize in the different parts of plants and can stop plant disease, they have been applied as biological agents for controlling human diseases. the aim of this study was molecular identification and measuring the antimicrobial activity of...

introduction: adhesion formation after pelvic surgery is still a major cause of several morbidities such as infertility, pain, bowel obstruction and subsequent intra-operative complications. our aim was to investigate the effects of d-penicillamine in preventing adhesion formation in rat uterine horn. methods: this experimental trial was conducted on 30 rats. the rats were randomly assigned to ...

diabetes mellitus is a progressive disease. most investigators have focused on glomerular changes in diabetic kidney and non-glomerular alterations have been less attended. the present study has been conducted to find early non-glomerular histological changes in diabetic renal tissue. twenty male wistar rats weighting 200-250 g were used for the diabetic group. diabetes mellitus was induced by ...