Results 21 to 30 of about 2,714,462 (199)

Spectral Optical Properties of Gray Matter in Human Male Brain Tissue Measured at 400–1100 nm

open access: yesOptics, 2022
Gray matter, in the outermost layer of the cerebral cortex, plays a significant role in processing important information, such as when reasoning and planning, in addition to influencing intelligence, emotion, memory, and language.
Jamal H. Ali
doaj   +1 more source

Brain structure variability study in pilots based on VBM.

open access: yesPLoS ONE, 2023
The impact of occupations on brain structures has attracted considerable research interests in the last decade. The aim of this research is to find the effect of flight training on brain gray matter volume of pilots.
Kaijun Xu   +4 more
doaj   +1 more source

Correlation between rs3740051 polymorphism of SIRT1 gene and volume of brain gray matter in depression patients

open access: yesDi-san junyi daxue xuebao, 2021
Objective To investigate the correlation between the polymorphism of SIRT1 locus rs3740051 and the structure of brain gray matter in patients with first-onset untreated depression as well as in healthy controls.
GU Shanshan, LIU Daiyan, JI Ling
doaj   +1 more source

Gray-white matter ratio in pediatric and adult cardiopulmonary arrest studies: a rapid review

open access: yesResuscitation Plus
Objectives: The gray-white matter ratio is used to estimate tissue edema on head computed tomography scans in cardiac arrest research. This rapid review aimed to determine whether gray-white matter ratio values differed between studies that included ...
Kie Honjo   +6 more
doaj   +1 more source

Correlation between white matter damage and gray matter lesions in multiple sclerosis patients

open access: yesNeural Regeneration Research, 2017
We observed the characteristics of white matter fibers and gray matter in multiple sclerosis patients, to identify changes in diffusion tensor imaging fractional anisotropy values following white matter fiber injury.
Xue-mei Han   +7 more
doaj   +1 more source

Global and regional associations of smaller cerebral gray and white matter volumes with gait in older people. [PDF]

open access: yesPLoS ONE, 2014
BACKGROUND: Gait impairments increase with advancing age and can lead to falls and loss of independence. Brain atrophy also occurs in older age and may contribute to gait decline. We aimed to investigate global and regional relationships of cerebral gray
Michele L Callisaya   +4 more
doaj   +1 more source

Abnormalities of brain gray matter in bipolar depression and unipolar depression

open access: yesFrontiers in Psychology
ObjectiveWe sought to investigate differences in gray matter (GM) volume among patients with bipolar depression (BD), unipolar depression (UD), and healthy controls (HCs) to identify distinct gray matter volume abnormality patterns that may help ...
Li Zhou   +3 more
doaj   +1 more source

Parahippocampus hypertrophy drives gray matter morphological alterations in migraine patients without aura

open access: yesThe Journal of Headache and Pain, 2023
Background The aberrance of gray matter morphology in migraineurs has been widely investigated. However, it remains largely unknown whether there are illness duration-related hierarchical changes in the gray matter structure.
Tao Yin   +7 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

Gray matters

open access: yesSurgical Neurology International
This brief focuses on long-term care (LTC) for older persons, emphasizing the areas where social protection and jobs are key to building and strengthening this agenda. While LTC is sometimes perceived as part of the health agenda, social protection programs and policies are crucial for providing and financing social care-related services.
  +5 more sources

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