Fig. 8From: Inner structure- and surface-controlled hollow MnO nanocubes for high sensitive MR imaging contrast effecta In vivo T1-weighted MR images and b their relative T1 signal intensity (%) (red dashed line region) of orthotopic gastric cancer mice model after intravenous injection of MnOExHo (200 μg Mn per mouse) at different time points (pre-injection, immediately after, and 1, 2, 4, and 48 h post-injection)Back to article page