Fig. 5From: Ultrasmall Fe3O4 and Gd2O3 hybrid nanoparticles for T1-weighted MR imaging of cancera T1-weighted MR images of CT26 cells exposed with US-IO, Dotarem® and FG-HNPs2 at varying Fe or Gd concentrations. TR = 800 ms, TE = 14 ms. b ΔSNR of MR images of cancer cells for US-IO, Dotarem® and FG-HNPs2 groups compared to the control (CFe or CGd = 0). Mean ± SD, n = 3. The magnetic field was 3.0TBack to article page