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. 2009 Nov 10;15:2279–2286.

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This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Effect of pioglitazone on collagen I and fibronectin expression. The expression of collagen I and fibronectin by corneal fibroblasts was analyzed by western blotting after treatment with or without pioglitazone (1, 3, and, 10 μm). A: Representative immunoblot for collagen I and fibronectin. Lane 1, control; lane 2, 1 μm; lane 3, 3 μm; lane 4, 10 μm. B: Quantitative analysis of collagen I and fibronectin protein expression by densitometry from cells described in A. Values are the means±SD from three separate experiments. The asterisk indicates p<0.05 compared with control.