Fig. 5From: Preparation and PET/CT imaging of implant directed 68Ga-labeled magnetic nanoporous silica nanoparticlesPET/CT images of the distribution of 5.3Â MBq activity [68Ga]MNPSNP@THP in an ampoule exposed to neodymium magnet at the start of the 30Â min dynamic acquisition and at 30Â min (a) and central cross-section activity gradient in the vial at 30Â min (b)Back to article page