normal 0 false false false en-us x-none ar-sa introduction: hepatitis b is one of the world's health problems and increased the risk of hepatocellular carcinoma and liver cirrhosis. medical students exposed to risk because of future job, and being infected than the general population. this study will survey level of knowledge, risk perception and behavioral intention medical students about hepa...

the aim of the present research was to study the effect of different concentrations of rosemary (rosmarinus officinalis l.) extract, (0, 10, 12.5, 16.6, 25 and 50) mg/l added to semen extender, on sperm qualitative and quantitative parameters after freezing-thawing process of rooster sperm. 10 ross strain rooster were used. semen samples were collected, 2 times a week. after adding the samples ...

normal 0 false false false en-us x-none ar-sa epilepsy is more common in patients with multiple sclerosis (ms) than in the general population, occurring in 2%–3% of patients. convulsions may be either tonic–clonic in nature or partial complex. in these individuals, seizures most likely result from lesions present in the cerebral cortex and subcortical white matter. a jacksonian seizure is a typ...

the recognition of the biologically and environmentally important ions is of great interest in the field of chemical sensors in recent years. the fluorescent sensors as a powerful optical analytical technique for the detection of low level of various analytes such as anions and metal cations have been progressively developed due to the simplicity, cost effective, and selectivity for monitoring ...

normal 0 false false false en-us x-none ar-sa background: increased pro-inflammatory factors, metabolic profile and biomarkers of oxidative stress during pregnancy have been associated with development of several complications. to our knowledge, no reports are available indicating the effects of vitamin d supplementation on serum hs-crp, metabolic profile and bio markers of oxidative stress amo...

in order to comparison the foliar application of biological, biostimulator and chemical fertilizers on growth characteristics and yield of saffron, a factorial experiment was conducted in a completely randomized block design with four replication in 3- year field of saffron in dargaz, khorasan razavi province from 2010 to 2011. the first factor had 5 levels included biostimulator fertilizer bio...

normal 0 false false false en-us x-none ar-sa background: migraine is common worldwide. in recent years, vitamin d deficiency has been determined as a global health problem. a few studies have shown inverse relationship between serum vitamin d levels and headache. thus, in this study, we assessed relationship between serum vitamin d levels with migraine. materials and methods: the present study...

covalent grafting of mcm-41 with 3-chloropropyl trimethoxysilane and subsequent reaction respectively with acacdien and complexation with moo2(acac)2 afforded moo2acacdien@mcm-41. x-ray diffraction and nitrogen sorption analyses revealed the preservation of the textural properties of the support as well as accessibility of the channel system despite sequential reduction in surface area, pore vo...

 The a im of th is paper was to study the effects w hey pro t e in c oat i ng on ch e m ic al a nd physic al properties of gut t ed K i l ka dur i ng f roz en stor a ge. Coating of Kilka has done by dipping in whey protein solution with different concentrations of 3, 7, 10 and 13%, for 1h. Then, after being packed in polyethylene dishes, they were covered in cellophane blanket and stored in -18...