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19F-TPU-based vascular scaffold, enabling ‘hot spot’ MRI and 3D rendering. A: Photographic image of the braided vascular scaffold structure. Scale bar: 2 mm. B: 19F MRI of the scaffold in sagittal and coronal planes (top) and upon 3D rendering (bottom). C: 1H MRI (top) and 1H /19F MRI overlay images (bottom) of the 19F-TPU scaffolds.
