Experience in control of avian influenza in the Americas.

摘要: The outbreaks of highly pathogenic avian influenza (HPAI) in Canada 1966, the USA 1984 and Mexico 1994 led to a clear increase biosecurity measures improved intensive poultry production systems. In past 12 years (1994-2006), there have been four HPAI on American continent: (H5N2), Chile 2002 (H7N3), 2004 (H5N2) (H7N3). all cases, control eradication were based prompt detection, depopulation infected farms epidemiological contacts, increased movement live their products, by-products material. Mexico, addition aforementioned measures, use massive vaccination allowed relatively short time two affected areas high-density commercial poultry.