Figure 1 of Nubile, Mol Vis 2013; 19:146-152.

Figure 1. Immunohistochemical staining of total S100 in human healthy and inflamed limbal stem cell niche: The expression of S100 was localized in the cytoplasm of limbal cell niche (A) and was almost absent or faintly present in inflamed tissue (B). Each section was counterstained with hematoxylin. Bar scale=50 µm. Original magnification=200X.