Figure 7. Representative western analysis of PEDF protein

The lanes from left to right are a commercially supplied size marker (unlabeled); proteins in medium conditioned for two days by RPE cells cultured on plastic (labeled "RPE on plastic"); proteins in medium conditioned for 2 days by amniotic membrane (AM) only, without seeding RPE cells on it (labeled "AM only"); and proteins in medium conditioned for two days by RPE cells on AM (labeled "RPE on AM").