Fig 9. Proliferation and Apoptosis Marker Expression for Non-Stored and Stored Cultured Limbal Epithelial Cells.

Bar chart of mean percentage of positively stained cells for 4 different storage conditions compared to a non-stored control group of cultured human limbal epithelial cells. The markers are A) PCNA, and B) Caspase-3. Error bars: Standard Error of the Mean. N = Number of cultures.