Research Article

Preparation of Cholesteryl-Modified Aminated Pullulan Nanoparticles to Evaluate Nanoparticle of Hydrophobic Degree on Drug Release and Cytotoxicity

Figure 6

The size distributions and zeta potential of CHPN1 NPs (A), CHPN2 NPs (B), and CHPN3 NPs (C) after loading drugs MTX (a, b). TEM (c) and SEM (d) image of CHPN1 NPs after loading drugs MTX.
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