Organ | Isomer | 5 min | 15 min | 30 min | 60 min |
---|---|---|---|---|---|
Blood | l | 1.229 ± 0.018 | 1.035 ± 0.018 | 0.927 ± 0.053 | 0.783 ± 0.041 |
d | 1.650 ± 0.027 | 0.769 ± 0.030 | 0.482 ± 0.024 | 0.405 ± 0.032 | |
Heart | l | 1.334 ± 0.024 | 1.053 ± 0.049 | 0.900 ± 0.015 | 0.839 ± 0.028 |
d | 1.193 ± 0.102 | 0.941 ± 0.006 | 0.627 ± 0.056 | 0.406 ± 0.023 | |
Lung | l | 1.241 ± 0.051 | 1.069 ± 0.088 | 0.882 ± 0.008 | 0.812 ± 0.021 |
d | 1.654 ± 0.032 | 1.044 ± 0.050 | 0.612 ± 0.077 | 0.382 ± 0.054 | |
Liver | l | 0.997 ± 0.007 | 0.846 ± 0.027 | 0.761 ± 0.012 | 0.650 ± 0.030 |
d | 1.626 ± 0.017 | 0.750 ± 0.030 | 0.441 ± 0.032 | 0.361 ± 0.029 | |
Kidney | l | 1.277 ± 0.049 | 1.177 ± 0.099 | 1.058 ± 0.074 | 0.918 ± 0.117 |
d | 3.972 ± 0.359 | 1.522 ± 0.114 | 0.946 ± 0.115 | 0.685 ± 0.140 | |
Spleen | l | 1.556 ± 0.075 | 1.349 ± 0.066 | 1.422 ± 0.064 | 1.174 ± 0.122 |
d | 1.188 ± 0.225 | 1.012 ± 0.117 | 0.795 ± 0.179 | 0.700 ± 0.138 | |
Muscle | l | 1.156 ± 0.016 | 0.960 ± 0.052 | 0.846 ± 0.049 | 0.711 ± 0.031 |
d | 0.551 ± 0.026 | 0.526 ± 0.007 | 0.517 ± 0.036 | 0.462 ± 0.033 | |
Bone | l | 0.887 ± 0.032 | 0.753 ± 0.085 | 0.659 ± 0.011 | 0.630 ± 0.017 |
d | 0.684 ± 0.043 | 0.532 ± 0.013 | 0.395 ± 0.041 | 0.313 ± 0.025 | |
Intestine | l | 1.156 ± 0.066 | 0.982 ± 0.048 | 0.926 ± 0.070 | 0.869 ± 0.038 |
d | 1.084 ± 0.047 | 0.739 ± 0.011 | 0.484 ± 0.081 | 0.314 ± 0.010 | |
Gut | l | 0.751 ± 0.042 | 0.609 ± 0.087 | 0.644 ± 0.089 | 0.598 ± 0.017 |
d | 0.538 ± 0.108 | 0.420 ± 0.022 | 0.306 ± 0.022 | 0.196 ± 0.015 | |
Pancreas | l | 7.259 ± 0.766 | 9.444 ± 2.274 | 7.499 ± 0.480 | 7.316 ± 0.946 |
d | 5.164 ± 1.746 | 4.246 ± 0.670 | 2.056 ± 0.173 | 2.202 ± 0.519 | |
Brain | l | ND | ND | ND | 0.800 ± 0.222 |
d | ND | ND | ND | 0.198 ± 0.022 | |
Tumor | l | 1.817 ± 0.127 | 2.524 ± 0.475 | 2.719 ± 0.104 | 2.887 ± 0.192 |
d | 1.473 ± 0.270 | 1.731 ± 0.168 | 1.943 ± 0.197 | 2.078 ± 0.178 |
ND = not determined.
Mice (n = 5 at each time point) were injected intravenously with 5 MBq of l- or d-11C-CMT via tail vein and killed at 5, 15, 30, and 60 min after injection; tissue samples were rapidly removed, and weight and radioactivity were measured. Data are expressed as SUV.