Pandemic (H1N1) 2009 in Breeding Turkeys, Valparaiso, Chile

Abstract

Pandemic (H1N1) 2009 virus was detected in breeding turkeys on 2 farms in Valparaiso, Chile. Infection was associated with measurable declines in egg production and shell quality. Although the source of infection is not yet known, the outbreak was controlled, and the virus was eliminated from the birds.

Indications that Live Poultry Markets Are a Major Source of Human H5N1 Influenza Virus Infection in China

“…The sporadic cases of human H5N1 HPAI infection, the H5N1 outbreaks in birds, and the simultaneous circulation of the 2009 H1N1 pandemic virus in China raise concern that a deadly reassortant virus may emerge. The 2009 H1N1 pandemic virus has been introduced into multiple animal species, especially swine and poultry (11,17,21), and a subsequent reassortant of the virus has also been reported recently in swine in Hong Kong (21).…”

Brote de influenza A (H1N1) humano en pavos en un criadero comercial, Valparaíso, Chile: 2009

“…En ese brote no se detectaron casos humanos (Bodor P El 13 de agosto de 2009, semana epidemiológica (SE) 32, el Servicio Agrícola Ganadero (SAG) recibió una denuncia de caída brusca de postura iniciada a fi nes de julio en lotes en producción de reproductoras de pavos en dos granjas (LPA y PUCR) de una empresa avícola comercial, ubicadas en las comunas de Quilpué y Nogales, respectivamente (distantes 43 km una de otra), Región de Valparaíso. Las aves no presentaron sintomatología respiratoria y tampoco se detectó aumento de la mortalidad ni lesiones macroscópicas compatibles con un cuadro de infl uenza aviar 3 .…”

Restored PB1-F2 in the 2009 Pandemic H1N1 Influenza Virus Has Minimal Effects in Swine

“…Several outbreaks of pH1N1 virus infections in animals have been reported worldwide. These outbreaks were predominantly documented in pigs, but incidental infection in turkeys, cats, ferrets, dogs, and wild animals has been described (4,14,27,37,46,50,51,58,59,61). In pigs, field outbreaks of pH1N1 have been reported in more than 20 countries, and epidemiological investigations have linked humans as the probable source (25,27).…”