objectives in this study, we aimed to investigate the changes in brain lipidomics following prolonged and intermittent ischemic preconditioning. materials and methods two groups underwent bilateral common carotid artery occlusion either intermittently (for 3 continuous periods within a timeframe of 20 minutes, releasing 3 consecutive times, yielding a total of 9 minutes (intermittent bilateral ...

chronic total occlusion (cto) intervention is still a challenging problem. the aim of this study is to determine factors that affect pci results.the study was conducted on 72 patients in two centers. cto angioplasty was done by the antegrade approach from the femoral and/or radial approach. the role of age, gender, anatomical variations such as calcification, length of the lesion, proximal bend...

background: in vitro fertilization and embryo transfer (ivf-et) is the best option for patients with hydrosalpinx. however, if hydrosalpinges is not pre-treated, the therapeutic outcomes of ivf-et would be compromised. objective: this study aims to investigate the safety and effects of operative hysteroscopy in the treatment of patients with hydrosalpinx prior to ivf-et, who were not indicated ...

classification of occlusion is the first step in diagnosing the relationship between the upper and lower jaw's teeth. based on angle's classification, occlusion is divided into three categories: class i, class ii, and class iii. the aim of this study was to determine the prevalence of occlusion categories, based on angle's classification, in adolescents with permanent dentition in tehran. this ...

this study aimed at determining the chronic and acute effect of submaximal pedaling activity along with blood flow restriction on serum bdnf, tnf-α and bdnf/tnf-α ratio in active men. 24 physical education students at kharazmi university volunteered for the study. they were divided into three groups: pedaling with lower extremity vascular occlusion (n=8), pedaling without occlusion (n=8), and c...

retinal vein occlusion (rvo) is a common retinal vascular occlusive disorder and is associated with a variety of systemic risk factors. the aim of this study was to investigate whether the underlying diseases were evaluated and managed appropriately by ophthalmologists. we performed a study of 1344 patients with retinal vein occlusion (rvo). patients were evaluated with a questionnaire includin...

statement of the problem the aim of this study was to compare the treatment outcome of cl i malocclusion patients treated by two methods, including standard edgewise and mbt. materials and methods thirty subjects (23 boys and 7 girls) with an age range between 14‒19 years were included in each group. the patients had cl i malocclusion and were treated through non-ext strategy. pre- and post-tre...