Mucoprotective

The term mucoprotective does not refer to any single molecule, protein, receptor, enzyme, transporter, or gene product. Instead it describes any substance—synthetic drug or natural compound—that protects the integrity of mucus-secreting epithelial linings throughout the body (most commonly studied in the gastrointestinal tract). Mucoproteins and glycoproteins are structural components of mucus itself but are not called “mucoprotectives.” Agents with this property may work by increasing mucus production/secretion/viscosity (often through effects on glycoproteins like mucins), forming protective layers over epithelium after injury/ulceration (as with sucralfate), modulating inflammatory responses locally within tissues exposed to acid/bile/drugs/infection/injury,[1][3] scavenging free radicals,[6] promoting cell proliferation/healing,[4] inhibiting apoptosis,[6] and/or restoring tight junctions between cells. In summary: “Mucoprotective” is best understood as a functional descriptor for classes of drugs/natural products—not as an individual druggable biological entity.[8]

Other names

Mucosal protectiveMuco-protective

Mechanisms attributed to “mucoprotective” agents include: - Enhancing mucus secretion and viscosity - Promoting epithelial cell proliferation and repair - Reducing inflammation and oxidative stress in the mucosa - Forming physical barriers over damaged tissue