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ANP’s effect is concentration but not time dependent. A: ARPE-19 cells were treated with different ANP concentrations (1 pM to 1 μmol/L) in the presence of VEGF (10 ng/ml). B: TEER measurements for up to 5 hours after RPE cells were treated with VEGF (10 ng/ml) in the presence or absence of ANP (1 μmol/L).
