background and objectives: bacterial bloodstream infections (bsis) and surgical site infections (ssis) are among the most common nosocomial infections with high mortality and morbidity. we aimed to evaluate the frequency of various species among bsis and ssis at tehran heart center, tehran, iran. methods: patients with localized or systemic infections that became evident 48 hours or more after ...

To investigate the status of conventional laboratory mice colonies for zoonotic bacteria, three mice colonies, NIH, NMRI and Balb/c strains of Razi institute were studied for five zoonotic bacteria including Pasteurella pneumotropica, Salmonella typhimurium, Salmonella enteritidis, Streptobacillus moniliformis, Streptococcus Pneumonia. Study populations were 74 mice of premature, mature and pos...

BACKGROUND Urinary Tract Infections (UTI), and their complications, cause serious health problems, which affect millions of people every year. Infections of the urinary tract are the second most common type of infection in the body and approximately 20% of women are especially prone to UTIs for reasons not yet well understood. Urinary Tract Infections in men are not as common as in women yet ca...

background mercury is one of the most toxic heavy metals. even a small amount of it is toxic for all living organisms. some of bacteria have developed special resistance mechanisms against mercury, in addition to resistant to different antibiotics. these bacteria usually acquire hg and antibiotic resistance genes via horizontal gene transfer in their habitat. objectives the aim of this study wa...

Background and Objectives: Bacterial bloodstream infections (BSIs) and surgical site infections (SSIs) are among the most common nosocomial infections with high mortality and morbidity. We aimed to evaluate the frequency of various species among BSIs and SSIs at Tehran Heart Center, Tehran, Iran. Methods: Patients with localized or systemic infections that became evident 48 hours or more after...