IL16 and cancer: Recently, association studies have been carried out to investigate the relationship of single nucleotide polymorphisms (SNPs) in IL16 with risk of a series of cancer types, including colorectal cancer26, 27, gastric cancer26, 28, 29, 30, nasopharyngeal carcinoma31, 32, hepatocellular carcinoma33, prostate cancer34, renal cell carcinoma35, 36, and glioma37.