Fig. 1. (A) Gd(iii) Chelates (Lip-DO3A and Lip-DTPA) were conjugated to the surface of AuNPs to create Lip-DO3A@AuNP and Lip-DTPA@AuNP. Reproduced with permission from ref. 24, copyright: 2016, American Chemical Society. (B) Schematic diagram of the procedure for fabrication of the RGD@AuNPs-Gd99 mTc Probes. Reproduced with permission from ref. 25, copyright: 2016, American Chemical Society.
