Isolation, Pathogenicity, and Comparative Phylogenetic Characteristics of an Intralineage Recombinant NADC34-Like PRRSV in China

Figure 4

Pathological lesion of thymus and lung. (a), (c), and (e) show the thymus, lung, and histological assessment of the lung in the HLJ13-inoculated group, respectively. (b), (d), and (f) Indicate thymus, lungs, and histological lesions of the lung from the control group, respectively.

(a)

(b)

(c)

(d)

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(f)