Fig. 4.

Biocompatibility of PC₁₀A nanogels and hemolysis ration of PC₁₀A hydrogel. The cell viability of HepG2 cells incubated with different concentrations of PC₁₀A nanogels (a) and HAuNS (b); c hemolysis ration of PC₁₀A hydrogel and PC₁₀A/HAuNS hydrogel incubated with RBC for a series of time points (2, 4, and 8 h); d–g 3D cell culture of HepG2 cells in PC₁₀A hydrogel (3% w/w) and PC₁₀A/HAuNS hydrogel (PC₁₀A: 3% w/w; HAuNS: 20 μg mL⁻¹) for 24 h and 48 h