| abstract |
Iron oxide nanoparticles comprising functional groups of the formula-X-NH2 on the outer surface of said nanoparticles, wherein X is selected from O, NR, NH or S, where R is C1-7 alkyl and conjugate particles comprising an iron oxide nanoparticle linked via a bond of formula-C=N-X-to a cell targeting ligand, where X is selected from O, NR, NH or S, where R is C1-7 alkyl. |