Results 31 to 40 of about 13,623,762 (302)

Brain White Matter Structure and Amyloid Deposition in Black and White Older Adults: The ARIC‐PET Study

open access: yesJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease, 2021
Background White matter abnormalities are a common feature of aging and Alzheimer disease, and tend to be more severe among Black individuals. However, the extent to which white matter abnormalities relate to amyloid deposition, a marker of Alzheimer ...
Keenan A. Walker   +9 more
doaj   +1 more source

White matter differences between healthy young ApoE4 carriers and non-carriers identified with tractography and support vector machines. [PDF]

open access: yes, 2012
The apolipoprotein E4 (ApoE4) is an established risk factor for Alzheimer's disease (AD). Previous work has shown that this allele is associated with functional (fMRI) changes as well structural grey matter (GM) changes in healthy young, middle-aged and ...
Lamberton, F.   +31 more
core   +2 more sources

Calendar age and puberty-related development of regional gray matter volume and white matter tracts during adolescence [PDF]

open access: yes, 2021
Background Adolescence is a critical time for brain development. Findings from previous studies have been inconsistent, failing to distinguish the influence of pubertal status and aging on brain maturation.
Parzer, Peter   +19 more
core   +2 more sources

Cognitive deficits are associated with frontal and temporal lobe white matter lesions in middle-aged adults living in the community [PDF]

open access: yes, 2010
The work was supported by the Leverhulme Trust and the British Academy and was funded by NHMRC of Australia Unit Grant No. 973302, Program Grant No. 179805, NHMRC project grant No.
Helen Christensen   +31 more
core   +1 more source

White matter hyperintensity volume in pre-diabetes, diabetes and normoglycemia [PDF]

open access: yesBMJ Open Diabetes Research & Care, 2021
Introduction As white matter hyperintensities (WMHs) of the brain are associated with an increased risk of stroke, cognitive decline, and depression, elucidating the associated risk factors is important. In addition to age and hypertension, pre-diabetes and diabetes may play important roles in the development of ...
Sergio Grosu   +15 more
openaire   +6 more sources

White matter damage and cognitive impairment after traumatic brain injury [PDF]

open access: yes, 2010
White matter disruption is an important determinant of cognitive impairment after brain injury, but conventional neuroimaging underestimates its extent.
Powell, Jane Hilary   +33 more
core   +1 more source

White-matter microstructure and gray-matter volumes in adolescents with subthreshold bipolar symptoms [PDF]

open access: yesMolecular Psychiatry, 2013
Abnormalities in white-matter (WM) microstructure, as lower fractional anisotropy (FA), have been reported in adolescent-onset bipolar disorder and in youth at familial risk for bipolarity. We sought to determine whether healthy adolescents with subthreshold bipolar symptoms (SBP) would have early WM microstructural alterations and whether those ...
Paillère Martinot, M-L   +29 more
openaire   +5 more sources

The spectrum of Ischemia-induced white matter injury varies with age [PDF]

open access: yes, 2013
Stroke is a neurological condition that targets the whole range of the human population, from the pre-term infant to the elderly and is a major cause of death worldwide (Ingall 2004).
Zammit, Christian   +2 more
core   +1 more source

White matter is increased in the brains of adults with neurofibromatosis 1

open access: yesOrphanet Journal of Rare Diseases, 2022
Background Neurofibromatosis 1 (NF1) is a rare autosomal dominant disease characterized by increased Schwann cell proliferation in peripheral nerves. Several small studies of brain morphology in children with NF1 have found increased total brain volume ...
Su Wang   +4 more
doaj   +1 more source

Brain Structural Alterations, Diabetes Biomarkers, and Cognitive Performance in Older Adults With Dysglycemia

open access: yesFrontiers in Neurology, 2021
Despite the high risk of dementia in older adults with type 2 diabetes, the neuroanatomical correlates of cognitive dysfunction that are particularly affected by diabetes are not well characterized.
Dae Jong Oh   +13 more
doaj   +1 more source

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