MUC5AC
MUC5AC
A gene on chromosome 11p15.5 that encodes a gel-forming glycoprotein of gastric and respiratory tract epithelia, which protects the mucosa from infection and chemical damage by binding to inhaled microorganisms and particles, which are subsequently removed by the mucocilary system.Molecular pathology
MUC5A stains are positive in foveolar dysplasia.