today, chronic viral hepatitis is considered as a public health problem in the world. totally, 5% of the world population, especially in asia and africa suffer from this problem. the prevalence of acute hepatitis in america is 0.1-0.2 percent, 50% of those with hepatitis c (hcv) and 5-10% of them with hepatitis b (hcv) develop chronic hepatitis. determining hbv and hcv genotypes is important to...

objectives: almond (prunus amygdalus) hull and shell are agricultural by-products that are a source of phenolic compounds.the processing of almond produce shell and hull, accounts for more than 50% by dry weight of the almond fruits. recently, more studies have focused on the influence of storage conditions and postharvest handling on the nutritional quality of fruits, especially the antioxidan...

foods with animal origins play a substantial role in the transmission of helicobacter pylori. the present investigation was carried out to study the vaca and caga genotypes status of h. pylori isolated from various types of meat samples. two hundred and twenty meat samples were collected and cultured. h. pylori-positive strains were analyzed for the presence of vaca and caga genotypes. eleven o...

background: in spite of sufficient knowledge about phenotypic variation of trichomonas vaginalis , its genetic characteristics are poorly understood. we carried out a molecular epidemiology study in which in vitro metronidazole susceptibility of t. vaginalis isolates was considered. methods : this study was conducted on 862 women admitted to gynecology clinics in hamadan, west of iran, during 2...