Figure 7

Lung function test of male rats after gold nanoparticle exposure. A: Tidal volume (mL), B: Minute volume (mL/min) (A. a, p < 0.05, high group vs. control and low groups; b, p < 0.05, middle and high groups vs. low group; c, p < 0.05, high group vs. control and middle groups; d, p < 0.01, high group vs. low and middle groups; e, p < 0.05, high group vs. other groups; f, p < 0.01, control and high groups vs. middle group; g, p < 0.05, control and high groups vs. low group; h, p < 0.05, high group vs. low group; i, p < 0.05, high group vs. control group. B. a, p < 0.01, control group vs. other groups; b, p < 0.01, high group vs. control and low groups; c, p < 0.05, low and high groups vs. control group; d, p < 0.05, low group vs. control and middle groups; e, p < 0.05, high group vs. middle group; f, p < 0.01, low and high groups vs. control and middle groups; g, p < 0.01, middle group vs. other groups; h, p < 0.05, middle group vs. low and high groups)