neurogenesis occurs throughout life in several regions of the brain. in this lecture, a new sight for the role of the dentate gyrus and adult hippocampal neurogenesis in anxiety disorders will be discussed. the region that has obtained the most attention for its involvement in the neurogenesis of affective and anxiety disorders are the hippocampal and dentate gyrus. evidence strongly suggests t...

Introduction: Psychological stresses influence brain functions such as learning and memory. Environmental factors like types and durations of stress affect brain responsiveness. This study investigated the effects of two subchronic social and isolation stresses on learning, memory, adrenal glands weight and corticosterone levels in the hippocampus and frontal cortex. Methods: Eighteen male ...

Introduction: This study aimed to investigate and compare the executive functions of students with depression, anxiety, and stress symptoms with those functions in healthy ones. Methods: This study was a comparative and non-clinical analysis. The study population comprised all students of Shahid Beheshti University, Tehran, Iran. A total of 448 students were recruited using convenience sam...

abstract various mathematical water uptake models have been introduced for plants response to combined drought and salinity stress. the reduction functions are classified as additive, multiplicative and conceptual models. in this study six different macroscopic reduction functions, namely; van genuchten (additive and multiplicative), dirksen et al., van dam et al, skaggs et al and homaee were e...

abstract introduction: mindfulness plays an important role in improving psychological functions of chronic patients. therefore the aim of this study was investigate the effectiveness of mindfulness-based stress reduction (mbsr) on symptoms of anxiety, depression and post-traumatic stress in patients with hiv/ aids. method: this was an experimental design with pre-test, post-test along with foll...

Objective(s):The present study was undertaken to determine the effects of acute exposure to malathion on oxidative stress and cytotoxic potential of anticholinesterase insecticide, malathion in reproductive toxicology of adolescent male mice. Materials and Methods: Thirty two adolescent male mice at pubertal age were treated with 500 mg/kg body weight (BW) of malathion for three days. After ex...