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. 2016 May 26;6(6):100. doi: 10.3390/nano6060100

Table 1.

Hydrodynamic diameter (DH), and relaxivities (r) with 10% confidence intervals for select SPIONs and water-dispersible SPIONs measured at 7T.

Nanoparticles DH (nm) r2 (mM−1·s−1) r1 (mM−1·s−1) r2* (mM−1·s−1) r2/r1
SPIONs-OA/PMe 363 707 (663, 751) 0.857 (0.771, 0.944) 565 (525, 606) 825 (728, 923)
SPIONs-OA/POH 116 687 (496, 878) 1.06 (0.959, 1.17) 1280 (708, 1850) 648 (458, 840)
SPIONs-PMe 149 87(81, 93) 0.159 (0.145, 0.173) 358 (181, 534) 546 (484, 608)
SPIONs-POH 193 306 (270, 343) 0.641 (0.529, 0.753) 639 (566, 712) 477 (377, 579)
Ferumoxides (Endorem®/Feridex®) 120–180 132 1.8 111.9–134.3 * 76.7
Ferucarbotran A (Resovist, SHU55A) 65 205 1.6 - 128.8