The paper uses NM-sensitive MRI to study neuromelanin accumulation and neurodegeneration in Parkinson's disease models, finding a biphasic signal change linked to a pathogenic threshold.

Brain Communications · Jan 1, 2025Peer-reviewedNeuroscience

Multi-scale structural alterations of the thalamus and basal ganglia in focal epilepsy as demonstrated by 7T MRI

Roy A.M. Haast, Benoît Testud, Julia Makhalova, Hugo Dary, Alexandre Cabane, Arnaud Le Troter, Jean‐Philippe Ranjeva, Fabrice Bartoloméi, Maxime Guye

This study identifies multi-scale structural changes in the thalamus and basal ganglia of focal epilepsy patients using 7T MRI, showing their dependence on epileptogenic zones and clinical features.

bioRxiv · Nov 1, 2022 · PreprintNeuroscience

A Motion Correction Strategy for Multi-Contrast based 3D parametric imaging: Application to Inhomogeneous Magnetization Transfer (ihMT)

Lucas Soustelle, Julien Lamy, Arnaud Le Troter, Andreea Hertanu, Maxime Guye, Jean‐Philippe Ranjeva, Gopal Varma, David C. Alsop, Jean Pelletier, Olivier M. Girard, Guillaume Duhamel

The paper introduces a motion correction method for multi-contrast 3D imaging and shows it outperforms existing methods in reducing image misalignment.

bioRxiv · Sep 11, 2020 · PreprintNeuroscience

Modular slowing of resting-state dynamic Functional Connectivity as a marker of cognitive dysfunction induced by sleep deprivation

Diego Lombardo, Catherine Cassé‐Perrot, Jean‐Philippe Ranjeva, Arnaud Le Troter, Maxime Guye, Jonathan Wirsich, Pierre Payoux, David Bartrés-faz A, Régis Bordet, Jill C. Richardson, Olivier Félician, Viktor Jirsa, Olivier J. Blin, Mira Didic, Demian A. Battaglia

The paper quantifies changes in dynamic functional connectivity (dFC) speed after sleep deprivation and finds that modular dFC speed correlates with task-specific cognitive performance declines.

NeuroImage · Jul 28, 2020Peer-reviewedNeuroscience