Stem Cells International / 2013 / Article / Fig 2

Research Article

Optimal Labeling Dose, Labeling Time, and Magnetic Resonance Imaging Detection Limits of Ultrasmall Superparamagnetic Iron-Oxide Nanoparticle Labeled Mesenchymal Stromal Cells

Figure 2

Cellular iron content. The iron content per cell was determined in unlabeled MSC and MSC incubated with half or full dose USPIO for 2, 6, and 21 hours. MSC: mesenchymal stromal cells. USPIO: ultrasmall superparamagnetic iron-oxide. USPIO dose—full: 10 μg per 105 cells; half: 5 μg per 105 cells.