Fig. 7From: Self-Assembled Superparamagnetic Iron Oxide Nanoclusters for Universal Cell Labeling and MRIEffect of the SPIO nanoclusters on the expression of cleaved caspase 3 and ferritin proteins. Cleaved caspase 3 and ferritin expression after the SPIO nanoclusters (20 μg/ml) labeling for 24 h in Raw264.7, HepG2, and NIH3T3 cells is detected using western blotting assayBack to article page