Fig. 1

The effects of APS on the survival of retinal pigment epithelium cells. a Different dosages of APS were applied to treat the cultured RPE cell line (ARPE-19) for different time course. b Different dosages of APS were applied to treat the cultured primary RPE cells (PRPE) for different time course. Error bars represented mean ± SD. *** p < 0.001, ** p < 0.01, * p < 0.05