CYP2R1 and non-small cell lung carcinoma: Some SNPs on VDR, GC, CYP2R1, CYP24A1, and CYP27B1 were associated with higher risk of non-small cell lung cancer (NSCLC) in Chinese people [40,41], and some SNPs on CYP2R1 and CYP27B1 were associated with the rate of FEV1 change over a ten-year period [42].