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Immunization
New findings from University of Cambridge in the area of immunization described
April 1st, 2009
"The most common lymphoproliferative disease in chickens is Marek's disease (MD), which is caused by the oncogenic herpesvirus Marek's disease virus (MDV). The emergence of hypervirulent pathotypes of MDV has led to vaccine failures, which have become common and which have resulted in serious economic losses in some countries, and a revaccination strategy has been introduced in practice," scientists writing in the journal Clinical and Vaccine Immunology report. "The mechanism by which revaccination invokes superior immunity against MD is unknown. After field trials which showed that revaccination provided protection superior to that provided by a single...
Source: Vaccine Weekly (2009-04-01)
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