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. Author manuscript; available in PMC: 2014 Dec 1.
Published in final edited form as: Biomaterials. 2013 Sep 13;34(37):10.1016/j.biomaterials.2013.08.045. doi: 10.1016/j.biomaterials.2013.08.045

Fig. 3.

Fig. 3

Normalized luminescence per mg protein as a measure of transfection efficiency for (a) 6-day differentiated PC-12 cells and (b) NIH/3T3 cells. Protein content normalized to untreated cells for (c) 6-day differentiated PC-12 cells and (d) NIH/3T3 cells as a measure of cellular viability.