b a ckground:  scientific literature has shown evidence that omega-3 polyunsaturated  fatty  acids  (pufa)  have  anti-androgenic  action,  and  for  this reason could be useful as an adjuvant in hyperandrogenism conditions including polycystic ovarian syndrome (pcos). however, the possible effect of eicosapentaenoic acid (epa) and docosahexaenoic acid (dha) supplementation on testosterone conc...

Meta-discourse markers are an inevitable part of oral proficiency which improve both the quality and comprehension of learners’ speech. While studies of oral meta-discourse have been conducted since the 1980s in a European or US context, they have remained relatively untouched in Iran. Therefore, this study aimed to seek the impact of both explicit and implicit teaching of formal meta-discourse...

to conduct a systematic review and meta-analysis on controlled treatment trials of meta-cognitive therapy (mct) for anxiety disorders, studies were included if they employed controlled methodology and treated people above 18 years with anxiety disorders. case studies (with less than 4 cases) and single case designed studies were excluded. a comprehensive literature search identified 15 trials f...

background :cytotoxic t lymphocyte-associated antigen-4 (ctla-4) is an important negative regulator of t-cell responses. the -1722tc polymorphism of the ctla-4 gene may be associated with systemic lupus erythematosus (sle) risk, but related results from previous studies have been inconsistent. we carried out a meta-analysis to assess this association more precisely.   methods : a systematic sea...

the present study examined the effect of grouped meta-cognitive therapy on meta-cognitive beliefs of patients' suffering from generalized anxiety disorder. this research is a quasi-experimental with pre-test and post-test design with control group in which two groups of experiment and control are used. the present study population includes all state universities, islamic azad universities ...

background in recent years, many studies have been conducted to establish the causes of people’s tendency to become addicted and researchers have also tried to determine the amount, importance and role of each individual and environmental factor. objectives with regard to the inconsistencies in previous research results, this study aims to use meta-analysis in order to integrate the results of ...

this bipartite paper examines the function of tasrif in the quranic story of creation in the light of halliday's textual meta-function. first, the quranic concept of tasrif as a field in elm-al maani (semantics of syntax), and its relation to systemic linguistics is introduced and reviewed. then, through review of literature, it is referred to givenness hierarchy, empathy degree, point of ...

abstract background: research shows that the age at menarche, as an essential element in the reproductive health of women, had been decreasing in the 19th and 20th centuries, and shows a huge variation across different countries. there are numerous studies performed in iran reporting a range of age at menarche. thus, this meta-analysis aimed to determine the overall mean age at menarche of the ...