Skip to main content
. Author manuscript; available in PMC: 2015 Apr 1.
Published in final edited form as: Biomaterials. 2014 Feb 13;35(13):4213–4222. doi: 10.1016/j.biomaterials.2014.01.060

Figure 1.

Figure 1

(A) Drug delivery strategy; (B) 1H-NMR in CDCl3 (blue) and D2O (red) of PEG-pp-PEI-PE; (C) Critical micelle concentration (CMC) of PEG-pp-PEI-PE micelles determined by fluorescence spectroscopy using pyrene as a fluorescent probe; (D) Particle size of PEG-pp-PEI-PE micelles at different pHs.