Figure 3 of Tsai, Mol Vis 2014; 20:522-534.

Figure 3. Western blot analysis of the expression of limbal epithelial stem cell markers and transforming growth factor-beta signaling molecules in serially passage limbal epithelial stem cells. Representative blots (A) and densitometric analysis with standard deviation (SD; B) of four independent experiments are shown. *p<0.05 versus P0 cells.