Juan Carlos Casillas

BackgroundAvian influenza (AI) is a devastating disease and the current approach that is used to control it is based on isolation and extermination of affected flocks in order to stop the spread of the virus. Alternative approaches, including the use of vaccines, have been only 60% effective in chickens [1, 2] due to the high mutation rate of the virus and lack of cross-protection between viral st ...

IntroductionOn June 21, 2012, Mexico officially reported the presence of the highly pathogenic avian influenza (HPAI) virus subtype H7N3 in three commercial egg laying farms in the state of Jalisco. The affected birds showed clinical signs of ruffled feathers, lethargy, anorexia, prostration, depression, and acute death.1 The ages of the infected birds were 32, 72, 75, 84, and 94 weeks. To prevent ...