Table 1 Comparison of r 2 relaxivity with the current study
From: Enhanced MRI T 2 Relaxivity in Contrast-Probed Anchor-Free PEGylated Iron Oxide Nanoparticles
Core material/size | Shell material | Z ave. size (nm) | r 2 (mM−1s−1) | B 0 (T) | References |
|---|---|---|---|---|---|
Fe3O4/6 nm | PEG-phosphate | − | 42 | 1.41 | [66] |
γ-Fe2O3/− | APTMS | 16 | 54.7 | − | [67] |
γ-Fe2O3/− | Porous SiO2 | 27 | 64 | − | [68] |
Fe3O4/5.85 nm | Dextran | 30 | 65 | 1.5 | [69] |
γ-Fe2O3/− | Citrate/Liposomes | 300 | 67 | − | [70] |
Fe3O4/8.5 nm | PEG | 93 | 76.2 | 1.5 | [71] |
Fe3O4 /11 nm | PEG | 115 | 123 | 1.41 | This study |