Adenoviridae do not require co-infection with bacteria in order to become pathogenic within the respiratory system. The infection may have no clinical symptoms but in susceptible animals such as those that are stressed or immune-deficient it can be fatal.<br /> | Adenoviridae do not require co-infection with bacteria in order to become pathogenic within the respiratory system. The infection may have no clinical symptoms but in susceptible animals such as those that are stressed or immune-deficient it can be fatal.<br /> |