Research Article

A Polyethylenimine-Linoleic Acid Conjugate for Antisense Oligonucleotide Delivery

Figure 5

Effect of N/P ratio on cellular uptake of ODN complexes. (a) Cellular uptake of PEI-LA/Cy3-LOR-2501. (b) Cellular uptake of PEI-LA/ASO and of PEI/ASO. A series of PEI or PEI-LA/LOR-2501 complexes were prepared at varying N/P ratios. Cellular uptake was determined by mean fluorescence intensity by flow cytometry.
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(a)
710502.fig.005b
(b)