Fig. 3From: Positive contrast high-resolution 3D-cine imaging of the cardiovascular system in small animals using a UTE sequence and iron nanoparticles at 4.7, 7 and 9.4 TContrast-to-noise ratio between blood in the aortic arch and muscle, obtained with UTE sequences before and after injection of USPIO at 4.7, 7 and 9.4 T and for different injection doses (200 and 500 μmol Fe/kg). p values lower than 0.05 are indicated by an asteriskBack to article page