Figure 4.
(A) 1H-NMR analysis of PSSP conjugate. (B) 1H-NMR analysis of PSSP-RGD16 conjugate. (C) Size distribution of the PSSP-RGD16 was determined by dynamic light scattering.
Abbreviations: NMR, nuclear magnetic resonance; PAMAM, polyamidoamine; PEG, polyethylene glycol; PSSP, PAMAM-SS-PEG; RGD, arginine-glycine-aspartate.