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Table 1 Diffusivities of in vivo and ex vivo regions of interest using the surface coil and one excitation

From: Impact of fixation, coil, and number of excitations on diffusion tensor imaging of rat brains at 7.0 T

Structures Mean diffusivity Axial diffusivity Radial diffusivity
In vivo Ex vivo In vivo Ex vivo In vivo Ex vivo
Corpus callosum 8.07 ± 0.91*** 2.50 ± 0.3 12.15 ± 1.4*** 4.08 ± 0.49 6.04 ± 0.78*** 1.71 ± 0.2
External capsule 7.81 ± 0.65*** 2.93 ± 0.21 11.56 ± 1.03*** 4.20 ± 0.3 5.93 ± 0.49*** 2.30 ± 0.18
Anterior commissure 7.63 ± 0.47*** 2.70 ± 0.31 12.27 ± 0.66*** 4.14 ± 0.34 5.30 ± 0.39*** 1.99 ± 0.37
Internal capsule and cerebral peduncle 7.76 ± 0.55*** 2.62 ± 0.19 14.29 ± 1.12*** 4.60 ± 0.38 4.49 ± 0.44*** 1.63 ± 0.11
Optic tract 8.88 ± 0.69*** 2.58 ± 0.27 16.25 ± 2.07*** 4.59 ± 0.41 5.18 ± 0.17*** 1.58 ± 0.25
Cortex 8.01 ± 0.76*** 3.43 ± 0.24 9.93 ± 1.8*** 4.3 ± 0.26 6.4 ± 0.19*** 2.60 ± 0.27
Hippocampus 8.09 ± 0.66*** 3.75 ± 0.38 9.30 ± 1.7*** 4.64 ± 0.44 7.31 ± 0.37*** 3.31 ± 0.35
Striatum 7.48 ± 0.34*** 3.43 ± 0.35 9.68 ± 0.74*** 4.47 ± 0.36 6.38 ± 0.17*** 2.91 ± 0.38
  1. Data are presented as mean ± standard deviation (× 10− 4 mm2/s)
  2. ***p < 0.001