Research Article

Physical Absorption of Folic Acid and Chitosan on Dihydroartemisinin-Loaded Poly-Lactic-Co-Glycolic Acid Nanoparticles via Electrostatic Interaction for Their Enhanced Uptake and Anticancer Effect

Figure 3

TEM images of nanoparticles: (a, b) PLGA nanoparticles and (c, d) FA/CS physical nanoparticles.
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