Background and Objective: Neurotrophins are a family of growth factors that are primarily identified by their ability to protect neuronal survival. The family of neurotrophins consists of 4 proteins, one of which is the brain-derived neurotrophic factor (BDNF). The purpose of the present study was to investigate the effect of 6-week aerobic training and ginseng supplementation on BDNF in 15-18 ...

Introduction: Methamphetamine (MAMP) is a central nervous system stimulant that its consumption has increased among youths. Adolescence is considered as a critical period and the reproductive organs are developing is very sensitive so that the. In this study, the effects of methamphetamine on the development of the testes in immature male rats were evaluated. Methods: 40 immature male Wistar...

one very decisive factor in students’ academic destiny is the result they get at final term examinations. because of its importance, both students and teachers are curiously anxious about them. as normally it is the case, these final term tests are prepared hurriedly in short time by teachers which result in students’ dissatisfaction, complaining on how the test was different from their expecta...

within the components of communicative competence, a special emphasis is put on the “rules of politeness,” specifically the politeness strategies (brown and levinson, 1978) that speakers deploy when performing the request speech act. this is because the degree of imposition that making a request places upon one’s interlocutor(s) has been seen to be influenced by several factors among which, as ...

fuzzy logic has been developed over the past three decades into a widely applied techinque in classification and control engineering. today fuzzy logic control is one of the most important applications of fuzzy set theory and specially fuzzy logic. there are two general approachs for using of fuzzy control, software and hardware. integrated circuits as a solution for hardware realization are us...

Introduction: With the inter of old age, it gradually diminishes the psychological and social activities of individuals, which increases the mood syndrome of depression, anxiety, stress and social isolation of the elderly.The purpose of this study was to investigate the effectiveness of four-dimensional physical-psychological interventions (Alexander technique, dohsa-hou method, compositional r...

This Study used a semi experimental method as the pretest – posttest and to evaluate the effectiveness of cognitive-existential therapy on depression of parent with children having cancer. Methods: For this purpose 30 parents with children having cancer (24 to 54 years old) were divided randomly into experimental and control groups. Both groups were evaluated with Beck depression Inventor...