Table 1.

MRI acquisition information for the study images

ChimpanzeeHuman
n3030
Male–female14–1613–17
MRI scanner3T Siemens Trio, CP Head Coil3T Siemens Trio, CP Head Coil
SequenceMPRAGE T1-weightedMPRAGE T1-weighted
TR2300 ms2300 ms
TE4.4 ms4.4 ms
TI1100 ms1100 ms
Flip angle88
NEX31
FOV200 × 200 mm200 × 200 mm
In-plane resolution0.625 × 0.625 mm0.625 × 0.625 mm
Slice thickness0.6 mm1.0 mm
Data matrix size320 × 320320 × 320
Slices192192
Acquisition time36 min12 min
  • TR, Repetition time; TE, echo time; IT, inversion time; NEX, number of excitations; FOV, field of view.