Results 31 to 40 of about 3,212,115 (185)

Does functional MRI detect activation in white matter?A review of emerging evidence, issues, and future directions

open access: yesFrontiers in Neuroscience, 2014
Functional magnetic resonance imaging (fMRI) is a non-invasive technique that allows for visualization of activated brain regions. Until recently, fMRI studies have focused on gray matter.
Jodie Reanna Gawryluk   +2 more
doaj   +1 more source

Intracranial electrophysiological and structural basis of BOLD functional connectivity in human brain white matter

open access: yesNature Communications, 2023
While functional MRI (fMRI) studies have mainly focused on gray matter, recent studies have consistently found that blood-oxygenation-level-dependent (BOLD) signals can be reliably detected in white matter, and functional connectivity (FC) has been ...
Yali Huang   +11 more
doaj   +1 more source

Construction and validation of a cerebral white matter hyperintensity probability map of older Koreans

open access: yesNeuroImage: Clinical, 2021
Background and purpose: Although two white matter hyperintensity (WMH) probability maps of healthy older adults already exist, they have several limitations in representing the distribution of WMH in healthy older adults, especially Asian older adults ...
Jun Sung Kim   +13 more
doaj   +1 more source

Neuroinflammation and myelin status in Alzheimer’s disease, Parkinson’s disease, and normal aging brains: A small sample study [PDF]

open access: yes, 2019
Microglia and astrocytes play important roles in mediating the immune processes and nutritional support in the central nervous system (CNS). Neuroinflammation has been indicated in the progression of neurodegenerative diseases Alzheimer’s disease (AD ...
Benzinger, Tammie L. S.   +7 more
core   +2 more sources

White Matter Regions With Low Microstructure in Young Adults Spatially Coincide With White Matter Hyperintensities in Older Adults

open access: yesFrontiers in Aging Neuroscience, 2019
Microstructural and macrostructural white matter damage occurs frequently with aging, is associated with negative health outcomes, and can be imaged non-invasively as fractional anisotropy (FA) and white matter hyperintensities (WMH), respectively.
Patrick J. Lao   +15 more
doaj   +1 more source

Obsessive compulsive symptom dimensions are linked to altered white-matter microstructure in a community sample of youth

open access: yesTranslational Psychiatry, 2022
Obsessive-compulsive symptoms (OCS) are common in school-aged children and predict the development of obsessive compulsive disorder (OCD). White-matter abnormalities have been described in OCD, but the white matter correlates of OCS in the developing ...
Rachael G. Grazioplene   +4 more
doaj   +1 more source

Simultaneous lesion and neuroanatomy segmentation in Multiple Sclerosis using deep neural networks [PDF]

open access: yes, 2019
Segmentation of both white matter lesions and deep grey matter structures is an important task in the quantification of magnetic resonance imaging in multiple sclerosis.
Aschwanden, Fabian   +12 more
core   +2 more sources

Vanishing white matter disease

open access: yesPaediatria Croatica, 2009
Vanishing White Matter Disease (VWMD) is one of the most prevalent inherited white matter disorders in childhood, with a large variety in the age of onset and rate of progression. The classical and most common type shows its onset between the ages of 2 and 6 years in children with initially normal motor and mental development.
Mejaski-Bosnjak, V.   +5 more
openaire   +4 more sources

White matter development in early puberty: a longitudinal volumetric and diffusion tensor imaging twin study.

open access: yesPLoS ONE, 2012
White matter microstructure and volume show synchronous developmental patterns in children. White matter volume increases considerably during development.
Rachel M Brouwer   +8 more
doaj   +1 more source

Modeling subcortical ischemic white matter injury in rodents: unmet need for a breakthrough in translational research

open access: yesNeural Regeneration Research, 2021
Subcortical ischemic white matter injury (SIWMI), pathological correlate of white matter hyperintensities or leukoaraiosis on magnetic resonance imaging, is a common cause of cognitive decline in elderly.
Yuexian Cui   +3 more
doaj   +1 more source

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