FIGURE 5.

The expression levels of p27^kip1/CDK4/p‐Rb/PD‐L1 downstreams of RCC1. (A, C and E) The mRNA expression levels of p27^kip1/CDK4/PD‐L1 in A549 cells detected by qPCR. (B, D and F) The mRNA expression levels of p27^kip1/CDK4/PD‐L1 in H1299 cells detected by qPCR. (G and H) The protein expression levels of p27^kip1/CDK4/p‐Rb/PD‐L1 in A549 cells detected by Western blot. (I and J) The protein expression levels of p27^kip1/CDK4/p‐Rb/PD‐L1 in H1299 cells detected by Western blot. Data are shown as the mean ± SD. *P < .05, **P < .01 and ***P < .001