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Human coronavirus OC43 accounted for 6% of respiratory illnesses studied in Normandy during a single season.
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Data from a murine model indicates the innate immune system is critical to control of Norovirus infection.
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Difficulties in Diagnosing Intestinal TB; Can Human Betaretroviruses Trigger Autoimmune Disease?; Rifampin and Pyrazinamide No Longer Recommended for Latent TB; Meningitis in Children with Cochlear Implants
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Randomized trial data suggest that linezolid is superior to vancomycin in the treatment of nosocomial MRSA pneumonia.
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Experiments suggest that bacteria may persist within bladder epithelial cells in a biofilm contained within pods, thus accounting for bacterial persistence manifested as chronic or recurrent urinary tract infection.
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Another study has shown an increase in mortality associated with the use of an oral IIb/IIIa receptor antagonist.
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Four patients treated with levofloxacin for pneumococcal pneumonia had one or more relapses with levofloxacin-resistant isolates. In 5 of 6 relapses, the infecting strain was identical to the initial levofloxacin-susceptible strain by DNA typing.
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The chimpanzee simian immunodeficiency virus, the virus from which HIV-1 originated, arose as the result of recombination between retroviruses of 2 smaller primates that may serve as a food source for the chimp.
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A study of children with perinatally acquired hepatitis C infection followed for an average of 4.8 years showed persistent HCV infection in 81%, with liver disease that was mild. HCV genotype 3 was associated with a higher rate of loss of HCV RNA and normalization of ALT by 30 months of age.