Despite a similar cellular source as defensins, p87 outside of the lung does not usually label cancers but has been shown to be retrospectively diagnostic and prognostic in stool in both colorectal cancer (CRC), IPMN pancreatic subtype, and gastric cancer [3,15,16,17,18] and prospective in the common form of pancreatic cancer [19], where the lead-in time was 2.3 years. This evidence concerns the gene IMMT and colorectal cancer.