Figure 7. Validation of the protein expression level of screened 10 hub genes in lung cancer samples according to the IHC images in The Human Protein Atlas database. (A) ESR1. (B) HIF1A. (C) DDX3X. (D) MAPK10. (E) KRAS. (F) KIT. (G) FXR1. (H) BCL2L11. (I) FOXO1. (J) MCL1. Abbreviation: IHC: Immunohistochemistry.