Aims. To ascertain whether deproteinization pretreatment of molar-incisor hypomineralization (MIH) enamel affects resin sealant infiltration. Design. Thirty one extracted MIH teeth were divided into three sections and randomly allocated into the Control (etch and FS), Treatment 1 (5% NaOCl, etched and fissure sealed), and Treatment 2 (5% NaOCl and fissure sealed with no etch) groups. Two hundre...

introduction: cisplatin is an antineoplastic drug, which is widely used for the treatment of solid tumors. however, its clinical usage is limited because of its side effects such as hepatotoxicity. this study aimed to identify toxic effects of cisplatin on hepatocytes of rats. methods: a total of 45 adult sprague dawley rats weighing 200±30 g were randomly divided into experimental (n=30) and c...

objective(s):silver nanoparticles (ag-nps) are used widely in bedding, water purification, tooth paste and toys. these nanoparticles can enter into the body and move into the hippocampus. the aim of this study was to investigate the neurotoxicity of silver nanoparticles in the adult rat hippocampus. materials and methods:12 male wistar rats were randomly divided into two experimental and contro...

Introduction:   Muscle weakness and balance problems are limiting factors in Multiple sclerosis patients that can be improved due to physical activity. The purpose of this study was to investigate the effect of 8 weeks of aerobic exercise on balance function and Physiological Cost Index in patients with MS in Yazd city in 1394. Methods: This quasi-experimental study was conducted in two stages...

background marital conflicts are among the most common problems in today’s society. conflicts are unavoidable since people have different viewpoints, personalities, and goals. marital conflicts can ultimately lead to divorce. this study aimed to assess the effects of conflict resolution training on marital satisfaction in a sample of iranian couples. methods this interventional and clinical tri...

the present study examines the effect of conversation based on philosophical stories in the community of inquiry on the reduction of the signs of anxiety disorders in the children between 11 and 12 of tehran. this semi-empirical study was conducted in terms of test and control groups. the participants of the study consisted of all fifth and sixth grade students of public schools of tehran (n=50...

introduction: microleakage is of the causes of endodontic treatment failure. the aim of this in vitro study, was to compare the microleakage of mineral trioxide aggregate (mta) and calcium-enriched mixture (cem) cement apical plugs in three environments. methods and materials: a total of 130 human extracted single rooted teeth were collected. after decoronation, preparation of the root canal sp...

the purpose of the present study was to determine the effect of three and five sessions on of the continuous aerobic training on high sensitive c-reactive protein (hs-crp) in wistar 14848 rats (325.6+4.93 grams, 21.5 months old and they stopped fertility for at least 3 months). for this purpose, 56 rats were divided randomly into a control group and two experimental groups. the experimental gro...