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. 2013 Oct 9;8(10):e75254. doi: 10.1371/journal.pone.0075254

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© 2013 Hsing et al

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 author and source are properly credited.

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Immunohistochemical staining showed that IL-19 staining intensity was high grade (H≥200) (A) or low-grade (H<200) (B) stained in esophageal SCC cells (arrows) but non/weakly stained in healthy esophageal epithelial cells (C) (magnification, ×400). (D) Mouse IgG was used as a negative control.