a molecular survey was performed for identification theileria spp in sheep and ticks during from 2010-2011 in fasa and kazeroun areas, fars province, iran. a total of 100 sheep from different flocks were clinically examined and blood samples with ixodid ticks collected. the prepared blood smears from capillary vein of ear were stained with giemsa methods and examined by using light microscope. ...

background and objectives: nicu acquired infections are associated with increased mortality rates, prolonged duration of hospitalization in survivors and increased cost of neonatal health care. the frequency of these infections has increased in recent decades as a result of   increased survival of low birth weight infants. in this study,  incidence of nosocomial blood stream infection and risk ...

Abstract Background A few people infected by the coronavirus become seriously ill, while others show little to no signs of symptoms, or are asymptomatic. Recent researches pointing fact that ABO blood group might play an important role in a person’s susceptibility and severity COVID-19 infection. Aim study: try understand relationship between groups (susceptibility severity). Results total (507...

hepatitis b virus infection is a major public health problem worldwide. islamic republic of iran is a country in which hepatitisb prevalence is intermediate. the aim of this study is to assess prevalence of chronic hepatitis b infection in iran according to demographic characteristics. all cross-sectional studies concerning  revalence of chronic hepatitis b infection in iran were included irres...