Results 211 to 220 of about 437,838 (300)

Myelin Maintenance and Addition Regulate Synaptic Plasticity in the Adult Mouse Cortex

open access: yesGlia, Volume 74, Issue 12, December 2026.
We report that existing myelin allows neurons to remain plastic throughout life, while new myelin progressively stabilises synapses along the basal but not apical dendrites of layer V pyramidal neurons in the motor cortex. ABSTRACT Myelin has the capacity to affect synapse number or plasticity across the lifespan.
Renee E. Pepper   +9 more
wiley   +1 more source

Mental Scene and Memory Construction and the Hippocampus

open access: yesHippocampus, Volume 36, Issue 6, November 2026.
ABSTRACT A neurocomputational theory of scene and memory construction during memory recall, prospective thinking, and autobiographical memory is described. The theory describes the nature of the representation of scenes using spatial view cells in a continuous attractor network in the medial parahippocampal cortex, and how the location in the scene ...
Edmund T. Rolls
wiley   +1 more source

Preliminary analysis of ayahuasca-induced anatomical alterations in the somatosensory cortex of juvenile non-human primates (Callithrix jacchus) subjected to chronic stress. [PDF]

open access: yesTransl Psychiatry
Fernandes Pereira LR   +8 more
europepmc   +1 more source

Comparative Systematic Analysis of Gray Matter Biophysical Models on a Public Dataset

open access: yesMagnetic Resonance in Medicine, Volume 96, Issue 5, Page 2278-2291, November 2026.
ABSTRACT Purpose Biophysical models of diffusion tailored to characterize gray matter (GM) microstructure are gaining traction in the neuroimaging community. NEXI, SMEX, SANDI, and SANDIX represent recent efforts to account for different microstructural features, such as soma contributions and inter‐compartment exchange, in the diffusion MRI (dMRI ...
Santiago Mezzano   +6 more
wiley   +1 more source

Brain Clearance of Contrast Agent in Intravenous DCE‐MRI Is Measurable and Cannot Be Explained by Clearance Across the BBB Alone

open access: yesMagnetic Resonance in Medicine, Volume 96, Issue 5, Page 2309-2320, November 2026.
ABSTRACT Purpose To determine the feasibility of measuring brain clearance of gadolinium contrast agent using standard intravenous DCE‐MRI acquisitions and evaluate the contribution of blood–brain barrier (BBB) and non‐BBB clearance routes. Methods Uptake and extended Tofts models were fit to DCE‐MRI data from people with Parkinson's disease, post ...
Martin Kozár   +8 more
wiley   +1 more source

Added Prognostic Value of EEG Reactivity in Comatose Patients Following Cardiac Arrest

open access: yesAnnals of Clinical and Translational Neurology, Volume 13, Issue 10, Page 2088-2101, October 2026.
ABSTRACT Objectives To evaluate the added prognostic value of EEG reactivity for favorable outcome compared with background analysis during and after targeted temperature management (TTM). Methods Prospective observational cohort study of comatose post–cardiac arrest patients admitted to a single academic center between 2017 and 2022, all undergoing ...
Sarah Caroyer   +11 more
wiley   +1 more source

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