From: DCE-MRI and IVIM-MRI of rabbit Vx2 tumors treated with MR-HIFU-induced mild hyperthermia
Surrounding muscle | K trans [min−1] | v p [fraction] | k ep [min−1] | |||||||||
Rabbit | Pre | Post | Â | p | Pre | Post | Â | p | Pre | Post | Â | p |
 1 | 0.14 | 0.30 | + | <0.001 | 0.003 | 0.001 |  | 0.077 | 0.65 | 0.74 |  | 0.004 |
 3 | 0.08 | 0.20 | + | <0.001 | 0.000 | 0.000 |  | 0.021 | 0.26 | 0.37 | + | <0.001 |
 4 | 0.16 | 0.26 | + | <0.001 | 0.000 | 0.000 |  | 0.476 | 0.43 | 0.48 |  | 0.247 |
 5 | 0.13 | 0.27 | + | <0.001 | 0.000 | 0.000 |  | 0.817 | 0.81 | 0.96 | + | <0.001 |
Tumor VOI | K trans [min−1] | v p [fraction] | k ep [min−1] | |||||||||
Rabbit | Pre | Post | Â | p | Pre | Post | Â | p | Pre | Post | Â | p |
 1 | 0.34 | 0.68 | + | <0.001 | 0.055 | 0.085 | + | <0.001 | 0.68 | 0.80 | + | <0.001 |
 3 | 0.14 | 0.34 | + | <0.001 | 0.043 | 0.024 | − | <0.001 | 0.36 | 0.41 |  | 0.006 |
 4 | 0.39 | 0.29 | − | <0.001 | 0.053 | 0.030 | − | <0.001 | 0.57 | 0.26 | − | <0.001 |
 5 | 0.30 | 0.47 | + | <0.001 | 0.087 | 0.110 | + | <0.001 | 0.74 | 0.62 | − | <0.001 |