Changes in perceptual speed and white matter microstructure in the corticospinal tract are associated in very old age.
Martin LövdénYlva KöhnckeErika J. LaukkaGrégoria KalpouzosAlireza SalamiTie-Qiang LiLaura FratiglioniLars BäckmanPublished in: NeuroImage (2014)
Keyphrases
- white matter
- diffusion tensor imaging
- human brain
- diffusion imaging
- magnetic resonance images
- fractional anisotropy
- diffusion tensor
- diffusion tensor mri
- mri data
- brain tissue
- brain images
- fiber tracts
- diffusion tensor images
- corpus callosum
- grey matter
- gray matter
- multiple sclerosis
- dt mri
- cortical thickness
- partial volume effects
- cerebrospinal fluid
- healthy subjects
- diffusion mri
- fiber bundles
- tensor field
- image processing
- white matter fiber
- diffusion weighted imaging
- human visual system