CLDN5 and infection: Eta variant at MOI 1 also transiently induced an increase in tight and adherens junction expression at 2 dpi (median increase for TJP1: 33.5%; F11R: 38.3%; OCLN: 25.9%; CLDN5: 96.6% and CDH5: 74.5%) before expression levels returned to the uninfected condition ones after 6 days of infection.