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Induction of LacZ by sodium butyrate in the small intestine of GlcNAc6ST-2-Cre+/R26R mice. GlcNAc6ST-2-Cre+/R26R mice (12) were given drinking water with or without (Control) 5 mm sodium butyrate for 24 h. Frozen sections of the jejunum and ileum were subjected to LacZ staining as described previously (12). Bar, 50 μm. Data are representative of four independent experiments.
