background: cryptosporidium species are important cause of diarrheal diseases in both developing and developed countries. this study aimed to compare the perfor-mance of several molecular methods for identification of cryptosporidium species, and to detect genetic variation among each of these species isolated from iran, ma-lawi, nigeria, vietnam and the united kingdom. methods: the oocysts dna...

background: salmonella enterica serovar typhimurium is one of the most important serovars of salmonella enterica and is associated with human salmonellosis worldwide. many epidemiological studies have focused on the characteristics of salmonella typhimurium in many countries as well as in asia. this study was conducted to investigate the genetic characteristics of salmonella typhimurium using m...

BACKGROUND The nosocomial acquisition of Candida albicans is a growing concern in intensive care units (ICUs) and understanding the route of contamination is relevant for infection control guidelines. METHODS To analyze whether there is a specific ecology for any given hospital, we genotyped C. albicans isolates of the ICU of Versailles hospital (Hospital A) and compared the results with thos...

background and objectives: strains of shigella spp. can cause shigellosis, or bacillary dysentery.that is a public health problem worldwide. the aim of this study was to describe the population structure and genetic relatedness of multidrug resistant s. sonnei and s. flexneri isolated during a one year period from children with diarrhea in tehran, iran. materials and methods: a total of 70 shig...

results two bacterial types, st208, and st218, were identified in all 140 samples. the st208 mainly came from icu and department of respiratory medicine, while st218 from department of plastic surgery; 70.21% of st208 and 84.78% of st218 were carbapenem-resistant acinetobacter baumannii (crab) and carbapenem-susceptible acinetobacter baumannii (csab), respectively. multidrug-resistance genes in...