ITGA6 and small cell lung carcinoma: In addition, there were 6 common KEGG pathways in the CIN-CC group (p < 0.01), namely, the adipocytokine signaling pathway, small cell lung cancer (ITGA6 [25], PIAS3, and LAMC2 [26]), pathways in cancer, the Toll-like receptor signaling pathway, graft versus host disease, and the TGF-beta signaling pathway [27].