introduction: effective durable adhesion between post material and dentine using resin cements is essential for longevity of restoration. the aim of this in vitro study was to compare the effect of different irrigants on smear layer removal after post space preparation. methods and materials: a total of 75 extracted anterior human teeth were selected. the canals were instrumented by rotary syst...

objective: contradictory results have been reported over microleakage studies of restorative materials and methods. despite the number of publications on leakage there are few evidences comparing the different microleakage evaluation methods. the purpose of the present study was to compare the clearing technique and longitudinal sectioning in the evaluation of dye penetration along a glass fibe...

perhaps, due to the impact of post-traumatic stress disorder (ptsd) on biological markers of cardiovascular such as systolic and diastolic blood pressure, heart rate, body temperature, physiological response to reminders of trauma has become an essential part and hallmark of the diagnostic and statistical manual of mental disorders (fifth edition-dsm-5, american psychiatric association, 2013). ...

background: the rates of postneurosurgical infections, particularly meningitis and the most common pathogens have been reported variable during the recent years. the aim of this research was to determine the prevalence of postneurosurgical meningitis and its current spectrum of infectious agent. methods: in a descriptive study, the postneurosurgical patients’ cerebrospinal fluid was cultured on...

to find out whether or not soy milk as a phytoestrogen product can improve the quality of life of the iranian postmenopausal women.participants of this randomized clinical trial were 57 healthy postmenopausal women. all eligible women were randomly divided into two groups of soy milk (sg) and control (cg). individuals in the sg (n = 34) received 500 ml soy milk including genistein (28.86 mg/dl)...

background and aim: post-traumatic stress disorder is one of the anxiety disorders which occur in postpartum period. the prevalence of ptsd – induced by preeclampsia has been already reported as 28%, however no study was found to compare ptsd in primiparous and multiparous women. this study was therefore conducted to compare ptsd in primiparous and multiparous women. methods: this comparative d...

in the west, translation studies as a discipline has a very short but lively history. founded in the early 1970s in the low countries—holland and belgium—translation studies is a fairly new field. yet, today some theorists suggest that the discipline is too limited to translated texts and excludes much translation data being generated from other fields of inquiry, including theater, art, archit...

sodium benzoate and potassium sorbate are two major chemical preservatives which are used in doogh (iranian traditional dairy drink). in this study, a total of 27 commercial brands of highly consumed of doogh samples were analyzed. the means and standard deviation for concentration of these preservatives based on hplc results for analysis of benzoate and sorbate were 195·9 (sd 1·8) and 328·8 (s...

desalination plants are potentially capable of having impacts on coastal marine environments due to the production of wastewater with high concentrations of salts (brine discharge) and some heavy metals. the aim of this study was to examine the concentration of accumulated metals (ni, cu, cd, fe, zn, pb) in the sediments near the brine discharge point in the chabahar bay. twenty one sediment sa...