introduction: insertion or deletion of a guanine in -1607 at promoter region of matrix metalloproteinase-1 enzyme creates two allelic types for this gene in the population: 2g and 1g, respectively. 2g allele contains an extra binding site for ets transcription factors that this may increase the level of gene expression. therefore, aim of this study was investigation of the single guanine insert...

This research aims to study the effect of using digital (web-based) analyses in performance measurement and optimization of digital marketing in digital-based companies in Tehran. The data collection tool was a researcher-made questionnaire. A panel of experts and supervisor were asked to measure the validity of the questionnaire. For reliability analysis of this tool, Cronbach’s alpha test was...

Pips is an experimental tool to implement and evaluate various inter-procedural compilation, parallelization, analysis and optimization techniques. This paper focuses on the workbench used to build these compilers. It includes the management of data structures, of dependences between the various analysis and transformation phases, and the mathematical libraries used to implement some of the mos...

la langue maternelle peut jouer un rôle significatif dans l'apprentissage d'une langue étrangère. cet article s'intéresse aux difficultés des apprenants/étudiants iraniens dans l'emploi du participe présent et du gérondif. a cet égard, on peut se rendre compte que la plupart de ces erreurs trouvent leur origine dans l'absence de ces deux points grammaticaux en persan. dans la traduction des tex...

introduction to extract and combine information from different modalities, fusion techniques are commonly applied to promote system performance. in this study, we aimed to examine the effectiveness of fusion techniques in emotion recognition. materials and methods electrocardiogram (ecg) and galvanic skin responses (gsr) of 11 healthy female students (mean age: 22.73±1.68 years) were collected ...

results two hundred and ninety-nine respondents completed the leisure time and marital conflict questionnaires. five major leisure patterns were identified accounting for 60.3% of the variance in data. the most dominant pattern was family-oriented activities (e.g. spending time with family outdoors and spending time with family indoors) and was negatively linked to marital conflict (standardize...

to determine ancient seed species, 3250-3450 year-old charred seeds obtained from different iranian archaeological sites were studied using scanning electron microscopy (sem) and molecular analysis. sem analysis of ancient seeds revealed that the surface of the seeds was damaged. therefore, we could not accurately identify their species. molecular analysis on ancient specimens was done on diffe...

background: the most frequent physical finding in infertile men is varicocele, in which one of the mechanisms that can affect seminal parameters is oxidative stress. objective: our study aimed, for the first time, to compare the efficacy of recombinant human follicle-stimulating hormone (rhfsh), human chorionic gonadotropin (hcg) and human menopausal gonadotropin (hmg) on sperm parameters and f...