objectives the cause of rheumatoid arthritis (ra) as a chronic inflammatory autoimmune disease is still unknown. it appears that both genetic and environmental factors play a role in its pathogenesis. recent studies reveal that in addition to the cns, immune cells synthesis neurotransmitters so that these catecholamines can regulate immune functions. the aim of this study is to evaluate the dop...

Introduction: The healing process after surgery is a challenging issue for surgeons. Various materials and techniques have been developed to facilitate this process and reduce its period. Fibrin adhesives are often used in cardiothoracic and vascular surgery to seal diffuse microvascular bleeding and in general and plastic surgery to seal wound borders. This Case report and literature review ...

background and aims: probiotics are defined as live microorganisms that are beneficial to human health. probiotics are commonly found in some foods such as dairy products or complementary tablets. a recent research shows that probiotics have a significant role in diabetes type 1 and 2 treatment. among the variety of lactic acid bacteria, lactobacillus strains are well known in probiotics for th...

Practitioners who rely on adverse impact analysis for the evaluation and development of selection procedures need to carefully consider the adequacy of the samples used to compute adverse impact statistics. A method is presented for estimating the minimum sample size needed to test for adverse impact with adequate statistical power. The required sample size is often extremely large, particularl...

introduction: cupping therapy (hejamat) is one of the therapeutic methods used in traditional medicine that it is still common in many of the contemporary societies. in spite of the progress of science, we have less information on the traditional and alternative medicine including cupping.   with the study of mechanism of action of cupping, it will be more convincing for the traditional medicin...

The preferred sampling medium for measuring human exposures of persistent organic compounds (POPs) is blood, and relevant sample types include whole blood, plasma, and dried blood spots (DBS). Because information regarding the performance and comparability of measurements across these sample types is limited, it is difficult to compare across studies. This study evaluates the performance of POP...

abstract background: previous studies have indicated an unspecific correlation between noise exposure and blood pressure disturbances. blood pressure disturbances could be caused by the environmental hazards such as noise exposure. the aim of this study is to analyze whether there is a relationship between noise exposure and hypertension. methods: atotal sample of 218 workers working in a small...