Figure 2.

Optimum zone for NP preparation. (A) Overlapped contour plot for duration of homogenization (min) and agitation speed (krpm); (B) overlapped contour plot for duration of homogenization (min) and volume ratio of organic solvent phase to external aqueous phase (V/V); (C) overlapped contour plot for agitation speed (krpm) and volume ratio of organic solvent phase to external aqueous phase (V/V); (D) DLS particle size distributions of MMP-1-loaded NPs (Gaussian distribution); (E) scanning electron microscopic images of MMP-1-loaded NPs.

Sun et al. Nanoscale Research Letters 2012 7:359   doi:10.1186/1556-276X-7-359
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