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Correspondence
August 18, 2008

Notice of Duplicate Publication: “Pathogenesis of Barrett Esophagus: Deoxycholic Acid Up-Regulates Goblet-Specific Gene MUC2 in Concert With CDX2 in Human Esophageal Cells” (Arch Surg. 2007;142 [6]:540-545)

Arch Surg. 2008;143(8):807. doi:10.1001/archsurg.143.8.807-a

The article “Pathogenesis of Barrett Esophagus: Deoxycholic Acid Up-Regulates Goblet-Specific Gene MUC2 in Concert With CDX2 in Human Esophageal Cells”1 by Yingchuan Hu, Carolyn Jones, Oliver Gellersen, Valerie A. Williams, Thomas J. Watson, and Jeffrey Peters, published in the June 2007 issue of Archives of Surgery, contains duplicative elements of another article by the same authors in the Journal of Gastrointestinal Surgery, published online on April 26, 2007, and in print in July 2007.2 The methodology text is nearly identical and a portion of the gel expression in Figure 1 is identical.

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