A myxosporean infecting the gill filaments of the freshwater teleost Semaprochilodus insignis collected in the Trombetas River (Central Amazonian Region, Brazil) is described using light and electron microscopy. The spores were ovoid in frontal view with round extremities and measured 15.4 ± 0.6 μm in total length, 12.4 ± 0.5 μm wide and 8.1 ± 0.7 μm thick; the spore valves (up to 0.4 μm) were ...

Myxobolus arcticus Pugachev and Khokhlov, 1979 is a freshwater myxosporean parasite infecting the nerve tissues of salmonid fishes throughout the Pacific region of Far East Asia and North America. The principal fish host is sockeye salmon Oncorhynchus nerka in North America and masu salmon O. masou in Japan. Actinospores of M. arcticus were isolated from the lumbriculid oligochaetes Lumbriculus...

conclusions although nurses are the most involved occupational group in documented ns, surgeons are the most important high risk hcw who need pep. no case of seroconversion has taken place as a result of pi. this means that the current pep may have an effective role in hiv prevention. results from a total of 369 cases, 273 (74%) were hcws, among which nurses (70%) were the most involved employe...

conclusions: the study findings revealed that peritoneal lavage with imipenem solution (1 mg/ml) decreases the rate of post-operative ssis in patients with perforated appendicitis in comparison to patients irrigated with normal saline alone. these patients also had shorter hospital stay, and lower hospital costs. results: imipenem solution irrigation was associated with significant clinical imp...

the incidence of nosocomial fungal infections has increased dramatically during the past two decades as the consequence of continuous increase in the number of severely immunocompromised patients. this study was done to determine the presumptive sources of nosocomial fungal infections at the intensive care unit and transplant wards (in a university- based teaching hospital in tehran) during a 1...

conclusions according to the obtained results, the majority of nurses participating in the study had an intermediate level of knowledge and practice of infection control. there is a need to develop a system of continuous education for all the categories of nursing staff. background basic infection control measures in any nursing setup can reduce the rates of healthcare-associated infections. re...

conclusion it can be concluded that prophylactic antibiotics do not have any preventive effect on wound infection in a double blind setting. according to our findings, routine antibiotic prophylaxis as recommended for biliary surgery (open or laparoscopic cholecystectomy) is now questionable. results the study population included 61 males and 69 females with the mean age of 49.3±9.6 and 51.8±9....