On the contrary, low expression of genes (BTG2, CD48, CD69, CXCR6, CYBB, IL7R, IL12B, MEP1A, NMUR1, PDE4B, SLAMF1, SLC1A2, SLC11A2, and STAB1) had shorter survival times in lung cancer (Supplementary Figure S2). Here, SLC11A2 is linked to lung cancer.