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. 2013 Apr 22;8:1573–1593. doi: 10.2147/IJN.S42800

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© 2013 Chen et al, publisher and licensee Dove Medical Press Ltd

This is an Open Access article which permits unrestricted noncommercial use, provided the original work is properly cited.

PMC Copyright notice

(A–C) Size and (D–F) zeta potential of complexes of DC-Chol/DOPE liposomes/pDNA and pH-sensitive PEGylated liposomes. (A and D) Complexes of DC-Chol/DOPE (1/1) liposomes/pDNA and pH-sensitive PEGylated liposomes, (B and E) complexes of DC-Chol/DOPE (2/3) liposomes/pDNA and pH-sensitive PEGylated liposomes, and (C and F) complexes of DC-Chol/DOPE (1/2) liposomes/pDNA and pH-sensitive PEGylated liposomes.

Note: Data are presented as the mean ± standard deviation (n = 3).

Abbreviations: DC-Chol, 3β-[N-(N′,N′-dimethylaminoethane) carbamoyl] cholesterol; DOPE, dioleoylphosphatidyl ethanolamine; PEG, poly(ethylene glycol).