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Fig. 1. FGF2 induced phosphorylation of p42/p44 MAPK in a dose-dependent manner. Representative immunoblots of phospho-ERK (upper panel) and total ERK (lower panel) from lens epithelial explants exposed to no FGF2 (lane 1), 5 ng/ml FGF2 (lane 2) or 100 ng/ml FGF2 (lane 3) for 15 minutes at 37°C.