Fig. 3From: Novel Biocompatible Au Nanostars@PEG Nanoparticles for In Vivo CT Imaging and Renal Clearance PropertiesCell viability of neuroglia incubated with different concentrations of AuNS@PEG nanoparticles for 24 h (a); the apoptosis of cells induced by AuNS@PEG nanoparticles is shown by flow cytometry: control (bi), 25 ppm (ii), 50 ppm (iii), 100 ppm (iv), 200 ppm (v), 500 ppm (vi), and 1000 ppm (vii)Back to article page