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. 2019 Aug 2;11(8):709. doi: 10.3390/v11080709

Figure 3.

Figure 3

Infection study in mouse. Six-week-old Balb/c mice were inoculated with 105 TCID50 of rgPR8-H9 166N, rgPR8-H9 166D, XZ299 and m3F2 respectively. (A,C) Percentage change of bodyweight in the infected mice daily; (B,D) virus load in lungs of the infected mice at 3 and 5 dpi. a The number of the total sample/the number of the virus positive sample. * p < 0.05.