Garden, O. A., Reynolds, P. R., Yates, J., Larkman, D. J., Marelli-Berg, F. M., Haskard, D. O., …George, A. J. T. A rapid method for labelling CD4(+) T cells with ultrasmall paramagnetic iron oxide nanoparticles for magnetic resonance imaging that preserves proliferative, regulatory and migratory behaviour in vitro. JOURNAL OF IMMUNOLOGICAL METHODS, 314(1-2), 123-133. https://doi.org/10.1016/j.jim.2006.06.010