Fig. 6

The levels of IL-4 (a) and INF-γ (b) mRNA expression in the lung tissues in C, CA, CA + c-kit⁻ CA + c-kit⁺ groups (n = 8). Statistical differences between control and different sensitized groups: + ; p < 0.05 and +  +  + ; p < 0. 001. Statistical differences between CA + c-Kit⁻ and CA + c-Kit⁺ versus CA group: **; p < 0. 01