Attenuation and Immunogenicity of a Live High Pathogenic PRRSV Vaccine Candidate with a 32-Amino Acid Deletion in the nsp2 Protein
Figure 7
Histologic analysis of lungs from inoculated and control pigs. 14 days after inoculation, five pigs from three groups inoculated with P5 (a), P60 (b), P80 (c), and P100 (d) and the control group (e) were examined for histopathology.
