Results 311 to 320 of about 634,616 (387)

Substantia Nigra Iron Deposition in Lewy Body Disease: A Magnetic Resonance Imaging and Neuropathology Study

open access: yesMovement Disorders, EarlyView.
Abstract Objective To compare iron deposition in the substantia nigra (SN) as measured with quantitative susceptibility mapping (QSM) on antemortem magnetic resonance imaging (MRI) between individuals with and without Lewy‐related pathology at autopsy. Methods We performed a retrospective cohort study including 54 participants who underwent autopsy and
Patricia Diaz‐Galvan   +28 more
wiley   +1 more source

A Mediterranean Diet‐Based Food Mix Ameliorates Diabetes‐ and Obesity‐Associated Liver Alterations Through Mitochondrial and Metabolic Reprogramming

open access: yesMolecular Nutrition &Food Research, EarlyView.
Metabolic syndrome (MetS)‐related conditions are key factors in liver damage. A Mediterranean lifestyle shows promise in managing MetS, though its mechanisms remain unclear. This study tested a lab‐designed food mix mimicking the 1960s Mediterranean Diet (MD) on obese and diabetic mice; it prevented hyperlipidemia and reduced oxidative liver damage ...
Giovanna Mercurio   +13 more
wiley   +1 more source

Five novel RNA viruses of the invasive big-headed ant (Pheidole megacephala). [PDF]

open access: yesArch Virol
Hartle CT   +8 more
europepmc   +1 more source

Thermal noise lowers the accuracy of rotationally invariant harmonics of diffusion MRI data and their robustness to experimental variations

open access: yesMagnetic Resonance in Medicine, EarlyView.
Abstract Purpose Rotational invariants (RIs) are at the root of many dMRI applications. Among others, they are presented as a sensible way of reducing the dimensionality of biophysical models. While thermal noise impact on diffusion metrics has been well studied, little is known on its effect on spherical harmonics‐based RI (RISH) features and derived ...
Guillem París   +5 more
wiley   +1 more source

Automatic determination of glymphatic flow with the DTI‐ALPS‐index along the principal axis system in native imaging space corrects for head and fiber orientation

open access: yesMagnetic Resonance in Medicine, EarlyView.
Abstract Purpose The aim of this work is to make the DTI along the perivascular space (DTI‐ALPS‐index) more robust with respect to region selection and the orientation of the head and fibers. We propose to address this matter by using the principal diffusion directions and an automated, atlas‐based region of interest (ROI) placement.
Ali Ajouz   +5 more
wiley   +1 more source

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