Fig. 7From: Inner structure- and surface-controlled hollow MnO nanocubes for high sensitive MR imaging contrast effecta T1-weighted MR images and relative signal intensity graphs of SNU-484 cells incubated with MnOExHo (ΔR1 = R1 − R1NT, NT: no treatment), b TEM images of SNU-484 cells treated with MnOExHo (scale bar: 500 nm, inset scale bar: 2 μm)Back to article page