Fig. 2From: Engineering of bioactive metal sulfide nanomaterials for cancer therapy(Reprinted with permission from Ref. [47]. Copyright 2020 Elsevier)Schematic illustration presenting the fabrication process of Ag2S NPs by hydrothermal approach (a). TEM and high-resolution TEM image (inset) of Ag2S NPs (b) and Ag2S-cRGD NPs (c) with an Ag/S ratio of 2/1 at pH 6.0. Particle size and zeta potential stability of Ag2S-cRGD NPs for 15 days (d) Back to article page