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IV SPIO delivery in VX2 rabbit liver cancer model imaged on 7T MRI. Representative axial T2*W GRE images (TE: 11.9 ms) images with corresponding with R2* parametric maps from the same animal. Signal intensities were measured in the same plane to determine tumor SPIO uptake. IV delivery did not result in significant R2* signal changes within tumor tissue, highlighted in red.
