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). The gene discussed is PDE4B; the disease is lung carcinoma.