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Encephalomyelitis
Studies from University of California provide new data on encephalomyelitis
June 3rd, 2008
According to recent research from the United States, "Historically, western equine encephalomyelitis virus (WEEV) caused large equine and human epidemics in the Americas from Canada into Argentina. Despite recent enhanced surveillance for West Nile virus, there have been few reports of equine or human cases and little documented enzootic activity of WEEV." "During the past three years, WEEV has been active again in California, but without human or equine cases. In the current study, we compared host and vector competence of representative WEEV isolates made during each decade over the past 60 years using white-crowned sparrows, house sparrows, and Culex tarsalis...
Source: TB & Outbreaks Week (2008-06-03)
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