321390.fig.005a
(a)
321390.fig.005b
(b)
Figure 5: Electron micrograph of nasal epithelium from a rabbit of group 4 (septicemia). (a) Severe mitochondrial vacuolation (arrows) of several ciliated cells. 10000x. (b) Severe vacuolation of the apical cytoplasm of a ciliated cell. Some vacuole (v) contain myelin-like material. 11500x.