Figure 5From: Efficient CD44-targeted magnetic resonance imaging (MRI) of breast cancer cells using hyaluronic acid (HA)-modified MnFe2O4 nanocrystalsMR images and graph of Δ R 2/ R 2 non-treatment . (a) T 2-weighted MR images and (b) the graph of ΔR 2/R 2non-treatment of MDA-MB-231 (black bar) and MCF-7 (gray bar) after HA-MRCA treatment versus untreated cells at 1 and 0.5 μg of metal (Fe + Mn) concentrations.Back to article page