Figure 5.
Macroscopic lung lesions in beagles infected with the SW/3/06 virus. (A) Macroscopic lung lesion in a beagle infected i.n with the virus on day 3 post-infection. Animals died 2.3 dpi. (B) Macroscopic lung lesion in a beagle infected i.t. with the virus on day 5 post-infection. Animals died 4.7 dpi.