| seroprevalence of orthopoxvirus in an amazonian rural village, acre, brazil. | vaccinia virus strains from the family poxviridae have been frequently isolated in brazil and associated with outbreaks of exanthematic disease affecting cows and humans. an elisa igg was applied to evaluate the seroprevalence of orthopoxviruses in a community located in a rural settlement in the amazon region, where no orthopoxvirus outbreaks have yet been reported. an overall seroprevalence of 27.89% was found, and it was 23.38% in the non-vaccinated population (smallpox vaccination). these re ... | 2010 | 20428903 |