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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