Fig. 4From: Synergistically Enhanced Inhibitory Effects of Pullulan Nanoparticle-Mediated Co-Delivery of Lovastatin and Doxorubicin to Triple-Negative Breast Cancer CellsCharacterization of nanoparticles (NPs). a Particle size and distribution of PLV. b Zeta potential of PLV. c Transmission electron microscopy image of PLV (1/2). d Particle size and distribution of PLV/DXR and FITC-loaded PLV/DXR. e Zeta potential of PLV/DXR and FITC-loaded PLV/DXR. f Photograph of PLV, PLV/DXR, and FITC-loaded PLV/DXRBack to article page