background: the ultrasonography probes are cleaned by absorbent soft, dry cloth. this question arose whether linear and convex ultrasound probes coupling with gel could perform as a means for nosocomial infections transmission, and which method is economical and more efficient for cleaning the probes. this study was conducted to answer these questions. methods: one hundred – ninety two patients...

there are increasing reports of emergence of multiple drug resistant (mdr) acinetobacter spp in the world; however there are a few reports in our country. 145 a. baumannii isolates from distinct wards and children's medical center (cmc) in tehran were studied in order to find the profile of antibiotic resistance among them. 40.6% (59/145) of a. baumannii isolates were identified as mdr. overall...

in this study, the relative performance of mazandaran wood and paper company as a major supplier of paper products in iran was measured. network data envelopment analysis (dea) models with parallel structure were used to evaluate and measure its performance. gams software version 23.4 was used for data analysis. results indicated that this company in all studied years had good performances base...

background: allergens are mostly composed of glycoprotein structures. it is believed that glycan-specific antibodies may lead to false-positive reactions in immunoassays. in this study we investigated the glycosylation state of grape allergens as well as the presence of antibodies to cross-reactive carbohydrate determinants (anti-ccds) in sera from grape-sensitive individuals. methods: grape ex...

background: hospital health is release to all acts for making healthy environment in hospital to prevent the prevalence of factors that cause disease out of the hospitals. at present, hospital infections are the main result of these factors and one of the most important reasons of patients' mortality. this matter directly or indirectly causes considerable increasing of hospital costs and making...

background and aims: loneliness typically includes anxious feelings. it is particularly relevant to adolescence period. it has effect on physical and mental health. the present study aimed to identify the predictive factors of loneliness among high schools female students.methods: a cross –sectional survey was carried out among high schools female students in ilam during the academic year 2014-...

the catalytic acvtivity of dimeric and monomeric ortho-palladated complexes [pd{c6h2(ch2nh2-(ome)2,3,4}(µ-cl)]2)2) and [pd{c6h2(ch2nh2-(ome)2,3,4}cl(pph3)](3), was investigated in heck cross-coupling reaction. these complexes are more active and efficient catalysts for heck cross-coupling reaction. the palladium complexes 2 and 3 is employed in the heck cross-coupling reaction between styrene a...

background: corneal collagen cross-linking with riboflavin, also known as collagen cross-linking (cxl), involves the application of riboflavin solution to the eye that is activated by illumination with ultraviolet a (uva) light. we survey here the topographic corneal changes one year after cxl in patients with corneal keratoconus. materials and methods: this prospective randomized clinical tria...

conclusions within the limitations of this study, disinfectants were able to completely eliminate microorganisms carried by the alginate impressions. however, more efficient disinfection methods are needed to eliminate the risk of cross contamination by condensational silicone impressions. background dental impressions often carry microorganisms that may cause cross-infection from patients to d...