NIFK and cancer: Except for SNHG26, the genes AC145285.2, AC026367.1 (P < 0.05), AC092944.1, GLIDR, AL512306.3, U91328.1, ATP2B1-AS1, PRKAR1B-AS2, SEPTIN7-DT, AC104819.3, NIFK-AS1, AC019205.1, LINC01588, and LINC00861 (P < 0.001) were abundant in normal tissues adjacent to the cancer, whereas the remaining genes were abundant in COAD tissues.