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T2 relaxation times in the absence or presence of α-thrombin. SPIONs were measured at 1/1000 (2.4 µg Fe/mL) and the AuSPIONs 1/1 (2.4 mg Fe/mL). These results represent the average of at least three independent measurements.
| Nanoparticles Type | Concentration of α-Thrombin | ||
|---|---|---|---|
| 0 | 5 nM | ||
| SPIONs | TBA1 & TBA2 | 50 ± 3 ms | 40 ± 3 ms |
| O6-MeG-TBA1 & TBA2 | 51 ± 4 ms | 51 ± 5 ms | |
| AuSPIONs. | TBA1 & TBA2 | 70 ± 1 ms | 62 ± 1 ms |
| O6-MeG-TBA1 & TBA2 | 63 ± 2 ms | 62 ± 1 ms | |
