Figure 5.
Effect of EHF depletion on transepithelial resistance in Calu-3 cells. (A) TER measurements in a single experiment show that EHF depleted Calu-3 cells (EHF siRNA, gray) had higher TER values compared to negative control cells (NC siRNA, black) at 48 to 96 h post-transfection. (B) TER measurements EHF siRNA normalized to NC; EHF depletion resulted in a significantly higher TER than NC-treated cells at 48 (*P< 0.05), 72 (***P<0.001) and 96 h (****P<0.0001) (n = 3). (C.) Western blot shows NC and EHF siRNA transfected Calu-3 cells from a single TER experiment (in triplicate) lysed at 96 h and depletion of EHF protein relative to β-tubulin was confirmed.