Fig. 1From: A ‘golden’ alternative for prevention of cisplatin nephrotoxicity in bladder cancerCharacterization of CP-GNPs. A. Transmission electron microscopy image of ~ 20 nm spherical GNPs. B. Hydrodynamic size measurements of the GNPs over the synthesis stages—bare GNPs, PEG-coated GNPs, and the final CP-GNPs. C. Zeta potential measurements of the GNP synthesis stages. D. UV–Vis spectroscopy of the GNP synthesis stages (key in panel B)Back to article page