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Fig. 7 | Virology Journal

Fig. 7

From: The M, F and HN genes of genotype VIId Newcastle disease virus are associated with the severe pathological changes in the spleen of chickens

Fig. 7

Histological changes in the spleen caused by the chimeric viruses. JSMFHNHerts (a), HertHNJS (c), HertFJS (d), HertMJS (e) and HertFHNJS (f) induced mild to moderate lymphocyte depletion and infiltration, similar to that caused by rHerts/33 (h). HertMFHNJS (g) caused severe splenic necrosis, similar to that induced by rJS5/05 (b). Magnification, ×200

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