CLDN1 and infection: Additionally, several of the pathways of the enteric Tight Junction of the mucosa were significantly repressed in the early stages of infection, especially NRAS, SPTAN1, PRKCG, PPP2R2A, EPB41, PTEN, CSNK2B, YES1, RHOA, CSNK2A1, MYL5, CGN, CLDN1, CDC42, and AKT3 genes.