Deleted in malignant brain tumors 1 protein (DMBT1)

May be regarded as a candidate tumor suppressor gene for brain, lung, esophageal, gastric, and pancreatic cancers. May play roles in mucosal defense system, cellular immune defense and epithelial differentiation.

May play a role as an opsonin receptor for SFTPD and SPAR in macrophage tissues throughout the body, including epithelial cells lining the gastrointestinal tract. May play a role in liver regeneration.