Fig. 8

In vivo spectral GI tract CT imaging under different energies after using 0.2 M Ho-DOTA or iohexol at 24 h in colitis mice. a 3D reconstruction images using Ho-DOTA at different monochromatic energies in colitis mice. b 3D reconstruction images using iohexol at different monochromatic energies in colitis mice (Green arrow and circle indicates Ho-DOTA or iohexol accumulation in an area of colitis)