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. Author manuscript; available in PMC: 2012 Jul 12.
Published in final edited form as: Gastroenterology. 2011 Aug 28;141(6):2140–2153. doi: 10.1053/j.gastro.2011.08.038

Figure 2.

Figure 2

Modulation of claudin-1 expression induces ZEB-1 expression and inhibits E-cadherin expression. (A) Semiquantitative reverse-transcription polymerase chain reaction. (B) Immunoblot analysis. Total RNA or protein lysates from SW480control, SW480claudin-1, SW620control, and SW260siRNA cells were used. (C and D) Densitometric analysis. Bars represent mean ± standard deviation (n = 3). (E) Immunofluorescent staining to determine cellular localization of claudin-1, E-cadherin, and ZEB-1. 4=,6-Diamidino-2-phenylindole (DAPI) served as nuclear marker.