Inflammatory Bowel Disease 18, also known as ibd18, is related to inflammatory bowel disease. An important gene associated with Inflammatory Bowel Disease 18 is IBD18 (Inflammatory Bowel Disease-18), and among its related pathways/superpathways are Class I MHC mediated antigen processing and presentation and Immunoregulatory interactions between a Lymphoid and a non-Lymphoid cell. Related phenotype is Increased shRNA abundance.