to determine the prevalence of bacterial mastitis in cattle, milk samples positive for california mastitistest (cmt) were cultured during a period of almost 4 years. the bacterial species isolated from 2904 milksamples studied were coagulase negative staphylococcus sp. in 879 (30.27%) samples, streptococcusagalactiae in 642 (22.11%), s. dysgalactiae in 332 (11.43%), e. coli in 295 (10.16%), sta...

background: the recent studies show that rotavirus is important cause of the acute gastroenteritis. the aim of this review is to estimate the number of rotavirus infection among iranian children by performing a systematic review and estimating a pooled data. methods: we performed a systematic literature review in relevant databases including pubmed, medline, ovid, sid, magiran, and iranmedex. s...

this is a descriptive field study. the aim of this study was to find personal, familial and socio-economical characteristics of children under five years old, and relationships between these characteristics with acute respiratory infection. the sample was 60 children with acute respiratory infection. data gathered by a questionair include 44 question about personal, familial and socio-economica...

background : to assess the practicability of a new algorithm in decreasing the rate of incorrect diagnoses and inappropriate antibiotic usage in pediatric acute respiratory tract infection (arti ( methods : children between 1 month to15 years brought to outpatient clinics of a children’s hospital with acute respiratory symptoms were managed according to the steps recommended in the algorithm . ...

background: the assays currently available for the detection of specific anti- toxoplasma antibodies may vary in their abilities to detect serum immunoglobulins, due to the lack of a purified standardized antigen. the aim of this study was evaluation the recombinant toxoplasma gondii sag1 antigen for the serodiagnosis of acute and chronic toxoplasmosis. methods : this study describes an elisa u...

background: both influenza a virus (iav) and respiratory syncytial virus (rsv) cause acute respiratory infection (ari) in infants and young children. this study was conducted to determine influenza a virus and its co infection with rsv among the hospitalized children with ari. methods: a total of 153 throat samples of the hospitalized young children aged between below one year and 5 years with ...

background: considering that there was not any regional survey in isfahan, iran regarding the epidemiology of acute respiratory tract infections (arti) in different age groups of general population, the aim of this study was to determine the epidemiologic feature of artis in isfahan using multiplex polymerase chain reaction (pcr) method. materials and methods: in this cross-sectional study,pati...

    Abstract   Background: Hepatitis B virus infection is an important cause of liver morbidity and   mortality worldwide. HDV changes the natural course of HBV. The prevalence of HDV infection wasn’t determined in the various groups of HBV infection (carriers, acute hepatitis, chronic hepatitis, cirrhosis and HCC) in Iran. We aimed to research the prevalence of hepatitis D virus infection in v...