Study reveals risk factors for Newcastle Disease in Brazil

A study conducted by the Brazilian Animal Health Defence Group (GDSA) has revealed several risk factors for the spread of Newcastle Disease from backyard farms to commercial producers in São Paulo State, Brazil. Given that it is a notifiable disease, Brazil has a pretty good indication of its Newcastle Disease status. With the last official outbreak in 2006, researcher Luciano Lagatta, director at the Animal Health Defence Group (GDSA) of São Paulo State, led a new evaluation of the threat p