Fig. 4From: Ultrasmall Fe3O4 and Gd2O3 hybrid nanoparticles for T1-weighted MR imaging of cancerViability of CT26 cells treated with FG-HNPs2 and Dotarem® at varying Gd concentrations for a 4 h, b 12 h and c 24 h. Mean ± SD, n = 4Back to article page