Figure 5

Omeprazole decreased Cldn-7 and -12 expression. The quantitative immunobloting analysis of Cldn-2, -7, and -12 in control and omeprazole-exposed Caco-2 cells (A). Representative densitometric analysis of Cldn-2 (B), -7 (C), and -12 (D) expression in control and omeprazole exposed cells. Trans-epithelial electrical resistance of control and omeprazole-exposed Caco-2 monolayers (E). *P < 0.05, **P < 0.01, ***P < 0.001 vs control group. For each data point, n = 5.