S19-265 A Novel Peptide to Boost Epithelial Barrier Protection and Prevent Infections Stanford researchers have developed EphrinA3 technology to strengthen epithelial barriers by increasing expression of cell-cell adhesion molecules, particularly desmoglein-1 (DSG1) and desmocollin-1 (DSC1). Thomas Cherpes Rodolfo Vicetti Miguel Nirk Quispe Calla