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. Author manuscript; available in PMC: 2011 Jul 1.
Published in final edited form as: Gastroenterology. 2010 Mar 17;139(1):194–203.e1. doi: 10.1053/j.gastro.2010.03.035

Figure 1.

Figure 1

Effects of acidic medium, neutral bile salt medium, or acidic bile salt medium on CDX2mRNA and protein expression, and on CK20 mRNA expression in esophageal squamous cell lines from GERD patients with (NES-B3T &NES-B10T) and without (NES-G2T & NES-G4T) Barrett’s esophagus. Acid, bile salts, and acidified bile salts increase: (1A) CDX2 mRNA, (1B) CDX2 protein, and (1C) CK20 mRNA expression. CaCo2 cells served as a positive control for CDX2 mRNA expression. C, untreated control cells; A, acidic medium; B, bile salt medium; A&B, acidified bile salt medium,