Table 1 Effect of H9N2 avian influenza virus (AIV) and mesenchymal stromal cells (MSCs) on arterial blood gas analysis of mice

A: Control (allantoic fluid; n = 10)

90.8 ± 6.43

38.5 ± 1.66

92.7 ± 0.73

B: MSCs (1 × 10⁵ MSCs; n = 10)

88.2 ± 5.51

37.9 ± 1.11

93.8 ± 1.02

C: H9N2-infected mice (1 × 10⁴ MID₅₀ H9N2AIV; n = 15)

46 ± 4.17*

65.34 ± 2.55*

64.82 ± 1.63*

D: H9N2-infected mice + MSCs (1 × 10⁴ MID₅₀ H9N2AIV + 1 × 10⁵ McCoy; n = 15)

48.2 ± 5.11*

64.32 ± 1.98*

68.15 ± 1.75*

E: H9N2-infected mice + MSCs (1 × 10⁴ MID₅₀ H9N2AIV + 1 × 10⁵ MSCs; n = 15, 30 min following infection)

68 ± 5.76*^▲

50.05 ± 1.09*^▲

78.47 ± 1.54*^▲

F: H9N2-infected mice (1 × 10⁴ MID₅₀ H9N2AIV; n = 15)

46 ± 4.35*

66 ± 3.34*

65 ± 2.44*

G: H9N2-infected mice + MSCs (1 × 10⁴ MID50 H9N2AIV + 1 × 10⁵ MSCs; n = 15, 1 day following infection)

60 ± 3.35*^▲

52.39 ± 4.13*^▲

75.89 ± 2.44*^▲