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. Author manuscript; available in PMC: 2012 Apr 10.

Published in final edited form as: J Control Release. 2010 Dec 28;151(1):95–101. doi: 10.1016/j.jconrel.2010.12.011

Z-stack images taken from SKOV-3 cells transfected with FDNT/pDNA (A), and FDT/pDNA (B) nanoparticles. pDNA (pEGFP) was labeled with Cy3 dye and used to complex with biopolymers. Z-stack images 7 to 12 (inside the cell) show the highest levels of nanoparticle fluorescence intensity.

Z-stack images taken from SKOV-3 cells transfected with FDNT/pDNA (A), and FDT/pDNA (B) nanoparticles. pDNA (pEGFP) was labeled with Cy3 dye and used to complex with biopolymers. Z-stack images 7 to 12 (inside the cell) show the highest levels of nanoparticle fluorescence intensity.