Results 31 to 40 of about 747,971 (341)

Deployment and post-deployment experiences in OEF/OIF veterans: relationship to gray matter volume. [PDF]

open access: yesPLoS ONE, 2013
BACKGROUND: Combat-related PTSD has been associated with reduced gray matter volume in regions of the prefrontal and temporal cortex, hippocampus, insula, and amygdala. However, the relationship between gray matter volume and specific deployment and post-
Robin L Aupperle   +4 more
doaj   +1 more source

Association of Superoxide Dismutase 2 (SOD2) Genotype with Gray Matter Volume Shrinkage in Chronic Alcohol Users: Replication and Further Evaluation of an Addiction Gene Panel. [PDF]

open access: yes, 2016
BackgroundReduction in brain volume, especially gray matter volume, has been shown to be one of the many deleterious effects of prolonged alcohol consumption. High variance in the degree of gray matter tissue shrinkage among alcohol-dependent individuals
Gitik, Miri   +5 more
core   +1 more source

Higher gait variability is associated with decreased parietal gray matter volume among healthy older adults [PDF]

open access: yes, 2013
The objectives of this study were to examine the association of stride time variability (STV) with gray and white matter volumes in healthy older adults, and to determine the specific location of any parenchymal loss associated with higher STV.
C. Annweiler   +5 more
core   +3 more sources

Correlation between baseline regional gray matter volume and global gray matter volume decline rate

open access: yesNeuroImage, 2011
Evaluating whole-brain or global gray matter volume decline rate is important in distinguishing neurodegenerative diseases from normal aging and in anticipating cognitive decline over a given period in non-demented subjects. Whether a significant negative correlation exists between baseline regional gray matter volume of several regions and global gray
Yasuyuki, Taki   +6 more
openaire   +2 more sources

Female adolescents with severe substance and conduct problems have substantially less brain gray matter volume. [PDF]

open access: yesPLoS ONE, 2015
Structural neuroimaging studies have demonstrated lower regional gray matter volume in adolescents with severe substance and conduct problems. These research studies, including ours, have generally focused on male-only or mixed-sex samples of adolescents
Manish S Dalwani   +10 more
doaj   +1 more source

The Correlation Between Thyroid Function, Frontal Gray Matter, and Executive Function in Patients With Major Depressive Disorder

open access: yesFrontiers in Endocrinology, 2021
The present study was aimed to investigate the relationships between serum thyroid hormones (THs), frontal gray matter volume, and executive function in selected patients with major depressive disorder (MDD). One hundred and four MDD patients and seventy-
Shuai Zhao   +13 more
doaj   +1 more source

Individual differences in human path integration abilities correlate with gray matter volume in retrosplenial cortex, hippocampus, and medial prefrontal cortex [PDF]

open access: yes, 2017
Humans differ in their individual navigational abilities. These individual differences may exist in part because successful navigation relies on several disparate abilities, which rely on different brain structures.
Aselcioglu, Irem   +4 more
core   +1 more source

Association of white matter hyperintensities and gray matter volume with cognition in older individuals without cognitive impairment [PDF]

open access: yes, 2015
Both presence of white matter hyperintensities (WMH) and smaller total gray matter volume on brain magnetic resonance imaging (MRI) are common findings in old age, and contribute to impaired cognition.
David A. Bennett   +5 more
core   +1 more source

Widespread reductions in gray matter volume in depression

open access: yesNeuroImage: Clinical, 2013
Abnormalities in functional limbic-anterior cingulate-prefrontal circuits associated with emotional reactivity, evaluation and regulation have been implicated in the pathophysiology of major depressive disorder (MDD). However, existing knowledge about structural alterations in depression is equivocal and based on cohorts of limited sample size.
Grieve, Stuart M.   +4 more
openaire   +2 more sources

Externalizing personality traits, empathy, and gray matter volume in healthy young drinkers [PDF]

open access: yes, 2016
Externalizing psychopathology has been linked to prefrontal abnormalities. While clinically diagnosed subjects show altered frontal gray matter, it is unknown if similar deficits relate to externalizing traits in non-clinical populations.
Charpentier, Judith   +6 more
core   +1 more source

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