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Proliferation (A), migration (B), and tubulogenesis (C) of HRECs in control (Ctrl) conditions or in the presence of VEGF (40 ng/mL for proliferation, 80 ng/mL for migration and tubulogenesis) with or without 4,9 μg/mL MNPs, 1 μM OCT or 1 μM MNP-OCT. Values are plotted as means ± SEM. *p < 0.05, **p < 0.01, and ***p < 0.001 vs. Ctrl; §p < 0.05, §§p < 0.01 and §§§p < 0.001 vs. VEGF; n = 3.
