Comparison of Two Pegylated Copolymeric Micelles and their Potential as Drug Carriers

Figures & data

FIG. 1 The yields of amphiphilic copolymers.

FIG. 2 Critical micelle concentration of micelles formed by various compositions of copolymers.

FIG. 6 Release of indomethacin from micelles in pH 7.2 phosphate buffer solutions. The inset indicates the molar ratio of lactone to MePEG.

FIG. 3 Cell viability in various concentrations of amphiphilic copolymers of CL/MePEG (127/1) and VL/MePEG (134/1).

FIG. 4 Transmission electron microscope photographs of micelles: (a) PCL/ MePEG, (b) PVL/MePEG.

FIG. 5 Drug-loading efficiency in micelles formed by various compositions of copolymers.

FIG. 7 The change of particle size of PCL/MePEG and PVL/MePEG micelles in 5% dextrose solution at 4°C. The inset indicates the molar ratio of lactone to MePEG.