Isolation and Pathogenicity Analysis of a Novel Orthoreovirus Caused the Outbreak of Duck Viral Arthritis in China

Figure 3

Clinical symptoms, weight changes, and mortality of infected ducklings. (a) Survival curves; (b) the footpad injection group had the most severe inhibitory effect on body weight, and the oral administration group had slightly lower body weight than the control group; (c) sick duck paralyzed and unable to stand; (d) severe swelling of the joints; (e) severe deformation of the joints; (f) thickening of joints; (g) normal joints.

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(b)

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