Figure 4

Cytotoxicity of electrosprayed nanoparticles.
(A) Healthy MSC and (B) metastatic MDA-MB-231 cell response to media containing various concentrations of drug loaded nanoparticles after 24 h and 72 h of culture. Data are mean ± standard error of the mean, N = 3. (C) Light microscope images of nanoparticles incubated with MDA-MB-231 cells.