Table 1.

Average particle size of AuNPs and Au@HSANPs determined by dynamic light scattering (DLS).

Particle	Particle Size	Polydispersity Index (PDI)	Zeta Potential (mV)
AuNP	22.5 ± 5.9	0.16 ± 0.05	−43 ± 6
Au@HSANP	213.3 ± 32.9	0.08 ± 0.04	−46.9 ± 9