Mucosal adhesion sites on gut epithelial cells

Mucosal adhesion sites on gut epithelial cells represent a diverse collection of surface molecules, including glycoproteins, mucins, and specific receptors like CEACAMs and integrins, that facilitate the attachment of both commensal and pathogenic microorganisms, as well as the trafficking of immune cells [Source: PubMed, PMID: 25611477]. These sites are critical for the maintenance of the intestinal barrier and the regulation of local immune responses within the gut-associated lymphoid tissue [Source: NIH/StatPearls]. In pathological states such as inflammatory bowel disease (IBD) or enteric infections, the expression and accessibility of these adhesion sites are often altered, leading to chronic inflammation or pathogen colonization [Source: PubMed, PMID: 30206140]. Therapeutic strategies targeting these sites include the use of monoclonal antibodies to block leukocyte recruitment (e.g., vedolizumab) or the administration of anti-adhesive agents to prevent bacterial docking [Source: PMC, PMC4021960]. Understanding the molecular landscape of these adhesion sites is essential for developing targeted drug delivery systems and vaccines that require intimate contact with the intestinal mucosa [Source: Nature Reviews Gastroenterology & Hepatology].

Other names

Intestinal epithelial adhesion receptorsGut mucosal docking sitesEnterocyte adhesion moleculesIntestinal adhesion receptors

Selective inhibition of leukocyte trafficking via blockade of integrin-addressin interactions and competitive inhibition of microbial attachment to epithelial glycoconjugates.