Figure 2

Characterization and performance monitoring of synthesized AuNRs. (A) Structural illustration and TEM image of AuNRs and BSA–AuNRs. (B) UV–Vis absorption spectra of CTAB–AuNRs and BSA–AuNRs. (C) Zeta potential of CTAB–AuNRs and (D) BSA–AuNRs were measured using DLS.