Research Article

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

Figure 3

1H NMR spectra for CHS, Pu-NH2, CHPN1, CHPN2, and CHPN3.
(a)
(b)