Results 341 to 350 of about 1,244,067 (429)

Improving the Detection of Myelin Integrity in Multiple Sclerosis Using Selective Inversion Recovery for MRI With Quantitative Magnetization Transfer

open access: yesJournal of Magnetic Resonance Imaging, EarlyView.
Background Selective inversion recovery quantitative magnetization transfer (SIR‐qMT)‐derived macromolecular to free water pool size ratio (PSR) and diffusion tensor imaging (DTI)‐derived radial diffusivity (RD) are potential metrics for assessing myelin integrity in multiple sclerosis (MS).
Ahmad A. Toubasi   +10 more
wiley   +1 more source

The Role of Proton Magnetic Resonance Spectroscopy in Neonatal and Fetal Brain Research

open access: yesJournal of Magnetic Resonance Imaging, EarlyView.
The biochemical composition and structure of the brain are in a rapid change during the exuberant stage of fetal and neonatal development. 1H‐MRS is a noninvasive tool that can evaluate brain metabolites in healthy fetuses and infants as well as those with neurological diseases.
Steve C.N. Hui   +2 more
wiley   +1 more source

Xingnao Jiutan tablets modulate gut microbiota and gut microbiota metabolism to alleviate cerebral ischemia/reperfusion injury. [PDF]

open access: yesFront Cell Infect Microbiol
Chen Y   +8 more
europepmc   +1 more source

Associations of Central Arterial Stiffness With Brain White Matter Integrity and Gray Matter Volume in MRI Across the Adult Lifespan

open access: yesJournal of Magnetic Resonance Imaging, EarlyView.
Background Central arterial stiffening is associated with brain white matter (WM) damage and gray matter (GM) volume loss in older adults, but little is known about this association from an adult lifespan perspective. Purpose To investigate the associations of central arterial stiffness with WM microstructural organization, WM lesion load, cortical ...
Junyeon Won   +4 more
wiley   +1 more source

Pre‐operative transcranial Doppler ultrasound assessment of cerebral collateral circulation in children undergoing veno‐arterial extracorporeal membrane oxygenation or cardiac surgery

open access: yesJournal of Medical Radiation Sciences, EarlyView.
A pre‐cannulation survey of the circle of Willis (CoW) using transcranial Doppler (TCD) ultrasound was implemented to assess cerebral collateral circulation in children undergoing VA ECMO or cardiac surgery with cervical cannulation. The technique, in use since 2019, employs high‐end ultrasound platforms to assess brain morphology, haemorrhage and ...
Tristan Reddan   +3 more
wiley   +1 more source

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