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Viability of the dividing and differentiated ARPE-19 after exposure to siRNA/carrier complexes at a siRNA dose of 50 nM. Cell viability was evaluated by MTT (in dividing cells) and an alamarBlue assay (in differentiated cells) after 5 h of exposure to the complexes, and is presented as the percentage of untreated cells. Data are presented as mean + SD, n = 3.
