Figure 1.

Particles size distribution of PLA-Dtx (a), PLGA-Dtx (b), PLA-PCL-Dtx, (c) and PLGA-PCL-Dtx-loaded NPs (d).

Sanna et al. Nanoscale Research Letters 2011 6:260   doi:10.1186/1556-276X-6-260
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