کاظمی, معصومه

[ 1 ] - اثر مصرف مورفین خوراکی بر تکوین مجرای اپاندیم و طناب نخایی در جنین-های موش بزرگ آزمایشگاهی نژاد ویستار

زمینه: مطالعات قبلی نشان داده است که مصرف مورفین در طی بارداری می‌تواند موجب تأخیر در نمو جنین و ایجاد نقایص جنینی گردد. این پژوهش به بررسی اثر مصرف مورفین توسط مادرباردار و اثر آن بر تکوین مجرای اپاندیم و طناب نخایی در جنین موش نژاد ویستار پرداخته ‌است. مواد و روش‌ها: در این تحقیق از موش‌ها با محدوده وزنی 170-200 گرم استفاده شد. گروه‌های آزمایش پس از بارداری، مورفین را با دوز میلی‌گرم در می...

[ 2 ] - اثر مصرف مورفین خوراکی بر تکوین سلولهای بخش مادری و جنینی جفتی در موش صحرایی نژاد ویستار

  زمینه و هدف : مطالعات قبلی نشان داده است که مصرف مورفین در طی بارداری می‌تواند موجب تأخیر در نمو جفت و جنین در نتیجه ایجاد نقایص جنینی گردد. این پژوهش به بررسی اثر مصرف مورفین توسط مادر باردار بر تکوین سلولهای بخشهای مادری و جنینی جفت از موشهای بزرگ آزمایشگاهی نژاد ویستار پرداخته ‌است.   روش کار: در این تحقیق از موشهای بزرگ آزمایشگاهی نژاد ویستار با محدوده وزنی 170-200 گرم استفاده شد. گروه‌ م...

[ 3 ] - اثر مصرف مورفین خوراکی بر تکوین حفره های آمنیوتیک و کوریونیک در جنین موش‌های آزمایشگاهی نژاد ویستار

Introduction: Previous studies indicate that morphine consumption during pregnancy can inhibit embryonic development. The present study evaluated the effects of orally administered morphine on the development of embryonic cavities in nine day pregnant rats. Methods: Female Wistar rats weighing between 170-200 grams were used in the present study. Experimental group received morphine (0.05 mg/m...

[ 4 ] - اثر مصرف مورفین خوراکی بر تکوین سلول های اپاندیمی شبکه کروئیدی دستگاه عصبی مرکزی جنین موش

Background and purpose: Previous studies have shown that morphine consumption during pregnancy could delay placental and embryonic development or could cause abnormal function of nervous system. The present study evaluates the effect of oral morphine consumption on choroid plexus ependym cells of central nervous system development in Wistar rats. Materials and methods: Wistar rats (170-200...

[ 5 ] - Effects of the Extremely Low Frequency Electromagnetic Fields on NMDA-Receptor Gene Expression and Visual Working Memory in Male Rhesus Macaques

Introduction: The present research aimed to examine Visual Working Memory (VWM) test scores, as well as hormonal, genomic, and brain anatomic changes in the male rhesus macaques exposed to Extremely Low Frequency Magnetic Field (ELF-MF). Methods: Four monkeys were exposed to two different ELF-MF frequencies: 1 Hz (control) and 12 Hz (experiment) with 0.7 µT (magnitude) 4 h/d for 30 conse...

[ 6 ] - The Beneficial or Harmful Effects of Computer Game Stress on Cognitive Functions of Players

Introduction: Video games are common cultural issues with great influence in all societies. One of the important cognitive effects of video games is on creating stress on video players. The present research objective was to study different types of stress in players based on video game styles.  Methods: A total of 80 players, aged 18 to 30 years, played four types of video games;  Ru...

[ 7 ] - The Beneficial or Harmful Effects of Computer Game Stress on Cognitive Functions of Players

Introduction: Video games are common cultural issues with great influence in all societies. One of the important cognitive effects of video games is on creating stress on video players. The present research objective was to study different types of stress in players based on video game styles.  Methods: A total of 80 players, aged 18 to 30 years, played four types of video games;  Ru...

[ 8 ] - The Effects of Fifa 2015 Computer Games on Changes in Cognitive, Hormonal and Brain Waves Functions of Young Men Volunteers

Introduction: Computer games have attracted remarkable attentions in general publics with different cultures and their effects are subject of research by cognitive neuroscientists. In the present study, possible effects of the game Fifa 2015 on cognitive performance, hormonal levels, and electroencephalographic (EEG) signals were evaluated in young male volunteers. Methods: Thirty two subj...

[ 9 ] - Changes in Cognitive Functions Following Violent and Football Video Games in Young Male Volunteers by Studying Brain Waves

Introduction: This research investigated the effects of violent and football video games on cognitive functions, cortisol levels, and brain waves. Methods: A total of 64 participants competed in a single-elimination tournament. Saliva samples of all players were obtained before and after the games for the assessment of cortisol levels. The cognitive performances of the players were also assess...

[ 10 ] - The effect of 12 Hz Extremely Low-Frequency Electromagnetic Fields on Visual Memory of Male Macaque Monkeys

Introduction: Today, humans leave in a world surrounded by electromagnetic fields. Numerous studies have been carried out to discover the biological, physiological, and behavioral effects of electromagnetic fields on humans and animals. Given the biological similarities between monkeys and humans, the goal of the present research was to examine Visual Memory (VM), hormonal, genomic, and anatomi...