Marc-andre A. Bedard

Marc-andre A. Bedard

100 Sherbrooke St West
Montreal, QC H2X3P2, Canada

Last Updated: 09/26/2026

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Found 22 publications

Cholinergic synaptic plasticity shapes resilience and vulnerability to tau.

Cholinergic synaptic plasticity shapes resilience and vulnerability to tau.

Journal: bioRxiv : the preprint server for biology

Published: November 24, 2025

Brain cholinergic imaging in isolated REM sleep behavior disorder: Distinctions and similarities with Parkinson's disease.

Brain cholinergic imaging in isolated REM sleep behavior disorder: Distinctions and similarities with Parkinson's disease.

Journal: Parkinsonism & related disorders

Published: October 29, 2025

Associations between REM sleep EEG slowing and brain cholinergic denervation in aging and Mild Cognitive Impairment.

Associations between REM sleep EEG slowing and brain cholinergic denervation in aging and Mild Cognitive Impairment.

Journal: Molecular psychiatry

Published: May 30, 2025

Hippocampal atrophy over two years in relation to tau, amyloid-β and memory in older adults.

Hippocampal atrophy over two years in relation to tau, amyloid-β and memory in older adults.

Journal: Neurobiology of aging

Published: May 31, 2024

Parkinson's disease CA2-CA3 hippocampal atrophy is accompanied by increased cholinergic innervation in patients with normal cognition but not in patients with mild cognitive impairment.

Parkinson's disease CA2-CA3 hippocampal atrophy is accompanied by increased cholinergic innervation in patients with normal cognition but not in patients with mild cognitive impairment.

Journal: Brain imaging and behavior

Published: March 06, 2024

Increased brain cholinergic innervation in isolated REM sleep behaviour disorder from prodromal multiple system atrophy.

Increased brain cholinergic innervation in isolated REM sleep behaviour disorder from prodromal multiple system atrophy.

Journal: Parkinsonism & related disorders

Published: September 14, 2023

Hippocampal subfield associations with memory depend on stimulus modality and retrieval mode.

Hippocampal subfield associations with memory depend on stimulus modality and retrieval mode.

Journal: Brain communications

Published: May 24, 2023

Mapping neurotransmitter systems to the structural and functional organization of the human neocortex.

Mapping neurotransmitter systems to the structural and functional organization of the human neocortex.

Journal: Nature neuroscience

Published: November 01, 2021

Cholinergic system changes in Parkinson's disease: emerging therapeutic approaches.

Cholinergic system changes in Parkinson's disease: emerging therapeutic approaches.

Journal: The Lancet. Neurology

Published: August 17, 2021

Molecular Imaging of the Cholinergic System in Alzheimer and Lewy Body Dementias: Expanding Views.

Molecular Imaging of the Cholinergic System in Alzheimer and Lewy Body Dementias: Expanding Views.

Journal: Current neurology and neuroscience reports

Published: July 13, 2021

FEOBV-PET to quantify cortical cholinergic denervation in AD: Relationship to basal forebrain volumetry.

FEOBV-PET to quantify cortical cholinergic denervation in AD: Relationship to basal forebrain volumetry.

Journal: Journal of neuroimaging : official journal of the American Society of Neuroimaging

Published: June 01, 2021

Normal cognition in Parkinson's disease may involve hippocampal cholinergic compensation: An exploratory PET imaging study with [18F]-FEOBV.

Normal cognition in Parkinson's disease may involve hippocampal cholinergic compensation: An exploratory PET imaging study with [18F]-FEOBV.

Journal: Parkinsonism & related disorders

Published: April 28, 2021

Showing 1-12 of 22

Last Updated: 09/26/2026