Table 1.
The detailed imaging parameters for macaques, chimpanzees and humans
| MPRAGE | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Species | GRAPPA | Flip angle |
Slice thickness (mm) |
Voxel size (mm3) |
TR/TI/TE (ms) |
NEX | Matrix size |
FOV | Scan time (min) |
| macaques | 2 | 8 | 0.5 | 0.5×0.5×0.5 | 2600/900/3.37 | 3 | 320 × 320 × 176 |
160 × 160 × 88 |
25 |
| chimpanzees | 1 | 8 | 0.8 | 0.8×0.8×0.8 | 2600/900/3.06 | 2 | 256 × 256 × 192 |
205 × 205 × 154 |
16 |
| human | 2 | 8 | 1 | 1×1 ×1 | 2600/900/3.02 | 1 | 224 × 256 × 176 |
224 × 256 × 176 |
4 |
| Double spin echo EPI | |||||||||
| Species | GRAPPA |
Partial Fourier |
Slices |
Voxel size (mm3) |
TR/TE (ms) |
# of NEX/ b0s |
Matrix size |
FOV |
Scan time (min) |
| macaques | 3 | N/A | 43 | 1.1×1.1×1.1 | 7000/108 | 10/50 | 128×120 | 141×132 | 86 |
| chimpanzees | 1 | 5/8 | 41 | 1.8×1.8×1.8 | 5900/86 | 8/40 | 72×128 | 130×230 | 60 |
| human | 2 | N/A | 64 | 2×2 × 2 | 8500/95 | 2/8 | 108×128 | 216×256 | 20 |
Notes: TR: repetition time, TI: inversion time, TE: echo time, NEX: number of excitations (averages), FOV: field of view, GRAPPA: Generalized auto-calibrating partially parallel acquisition, DWI: diffusion weighted images.