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Jean-Paul Soucy

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ProfessorDépartement de radiologie, radio-oncologie et médecine nucléaireUniversité de Montréal

Jean-Paul Soucy

Professor

Département de radiologie, radio-oncologie et médecine nucléaire

Université de Montréal

Montreal, Quebec, Canada

Supervision signals

Professors usually supervise graduate students in their department's programs.
198 publications in the last five years, latest in 2026.
Senior (last) author on 4 recent papers, a sign of leading a research group.
Principal investigator on 1 research grant (1 CIHR), most recently in 2011.

These signals come from public records, including federal and provincial funding decisions. Ask the professor or the graduate program whether they are taking new students.

Academic metrics

493

Publications

13,335

Citations

288

Collaborators

Grants

Publications by year

Counts cover the publications linked to this profile. Citations and the h-index appear when the source records them.

Profiles and links

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Signals and details

Research

Read how they describe their research on their Université de Montréal profile.

Alzheimer Light Propagation Pet Imaging Point Spread Function Retinal Imaging

Latest papers

Sex Differences in P-Tau217, Tau Aggregation, and Cognitive Decline.
JAMA neurology · 2026
Quantitative susceptibility mapping of the brain is associated with inflammatory changes in Alzheimer's disease related areas.
Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism · 2026
Longitudinal effects of cerebrovascular reactivity and cerebral pulsatility in cognitively intact older adults with APOE4: links with cognition.
GeroScience · 2026

All 493 publications

Latest funding

Neuroimaging Prodromal Neurodegeneration in Synucleinopathy
CIHR · 2018 · Co-investigator
$921,826
Comparing the effects of cognitive training and physical exercise on cognition, cerebral autoregulation and cerebral vasoreactivity in men and women with heart failure
CIHR · 2018 · Co-investigator
$451,350
Improving the identification of retinal biomarkers of Alzheimer disease in vivo
NSERC · 2018 · Co-investigator
$260,035

All 14 grants and awards

From the 150 most recent of 493 publications.

Sex Differences in P-Tau217, Tau Aggregation, and Cognitive Decline.

Coughlan GT, Ourry V, Townsend D, Klinger H, Brown JA, Cuppels M, Betthauser T, Langhough R, Cody K, Seto M, Birkenbihl C, Li A, Farrell M, Thibault E, Kivisäkk Webb P, Arnold S, Rissman RA, Properzi M, Schultz A, Johnson K, Langford O, Donohue MC, Villeneuve S, Johnson SC, Yang HS, Manson JE, Sperling R, Buckley RF, A4 Study Team, the Alzheimer’s Disease Neuroimaging Initiative, and the PREVENT-AD Research Group

JAMA neurology20267 citationsOpen Access

DOI: 10.1001/jamaneurol.2025.5670 PMID: 41697669

Quantitative susceptibility mapping of the brain is associated with inflammatory changes in Alzheimer's disease related areas.

Hosseini SA, Servaes S, Macedo AC, Aumont E, Rahmouni N, Chan T, Therriault J, Trudel L, Hall B, Wang YT, Arias JF, Bezgin G, Zheng Y, Gonçalves MP, Quispialaya Socualaya K, Woo MS, Tissot C, Oliva-Lopez D, Li J, Mitchell S, Lebrun A, Hopewell R, Chawla S, Fonov V, Massarweh G, Medina YI, Soucy JP, Montembeault M, Vitali P, Blennow K, Karikari TK, Benedet AL, Ashton NJ, Zetterberg H, Pascoal TA, Gauthier S, Klostranec J, Zhuang H, Cho J, Collins DL, Wang Y, Rudko DA, Rosa-Neto P

Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism20263 citationsOpen Access

DOI: 10.1177/0271678x261417193 PMID: 41656561

Longitudinal effects of cerebrovascular reactivity and cerebral pulsatility in cognitively intact older adults with APOE4: links with cognition.

Potvin-Jutras Z, Tremblay PL, Mohammadi H, Villeneuve S, Spreng RN, Gauthier CJ, PREVENT-AD Research Group

GeroScience20262 citations

DOI: 10.1007/s11357-025-02036-3 PMID: 41353310

Longitudinal association between sleep and Alzheimer's pathology.

Mohammediyan B, Baril AA, Fajardo Valdez A, St-Onge F, Pichet Binette A, Carrier J, Geddes MR, Ducharme S, Montembeault M, Soucy JP, Breitner J, Poirier J, Villeneuve S, PREVENT‐AD Research Group

Alzheimer's & dementia : the journal of the Alzheimer's Association20261 citationsOpen Access

DOI: 10.1002/alz.71228 PMID: 41804764

Choroidal-ventricular system abnormalities are linked to amyloid-β aggregation in Alzheimer's disease.

Hosseini SA, Aumont E, Rahmouni N, Woo MS, Macedo AC, Hall B, Chan T, Therriault J, Trudel L, Zheng Y, Bezgin G, Lebrun A, Arias JF, Socualaya KQ, Tissot C, Servaes S, Wang YT, Oliva-Lopez D, Mitchell S, Hopewell R, Hsiao CH, Saleh C, Stevenson J, Lussier F, Wu L, Chu M, Chawla S, Fonov V, Massarweh G, Medina YI, Soucy JP, Provost K, Rudko DA, Karikari T, Benedet AL, Ashton NJ, Zetterberg H, Montembeault M, Vitali P, Blennow K, Gauthier S, Collins DL, Klostranec J, Pascoal TA, Rosa-Neto P

Alzheimer's & dementia : the journal of the Alzheimer's Association20261 citationsOpen Access

DOI: 10.1002/alz.71205 PMID: 41738400

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

Wickens RH, Postuma RB, Fliaguine O, Legault-Denis C, de Villers-Sidani É, Dagher A, Soucy JP, Pelletier A, Gagnon JF, Bedard MA

Parkinsonism & related disorders20261 citationsOpen Access

DOI: 10.1016/j.parkreldis.2026.108226 PMID: 41643582

Tau extent outperforms tau load as a predictor of neurodegeneration in Alzheimer's disease.

Macedo AC, Trudel L, Hosseini SA, Therriault J, Aumont É, Bezgin G, Rahmouni N, Stevenson J, Tissot C, Woo MS, Servaes S, Mitchell S, Fernandez-Arias J, Hall B, Chan T, Gonçalves MP, Ferreira PCL, Ferrari-Souza JP, Bellaver B, Lussier FZ, Benedet AL, Ashton NJ, Zetterberg H, Blennow K, Tudorascu DL, Zimmer ER, Montembeault M, Soucy JP, Klostranec J, Pascoal TA, Vitali P, Rosa-Neto P

Molecular neurodegeneration20261 citationsOpen Access

DOI: 10.1186/s13024-026-00945-1 PMID: 42243971

HIPPOCAMPAL TAU-RELATED SIGNAL INDEXES HYPEREXCITABILITY AND NREM SLEEP–MEMORY DYSFUNCTION IN TEMPORAL LOBE EPILEPSY

Thaera Arafat, Katharina Schiller, Jack Lam, Nicolas von Ellenrieder, Zhengchen Cai, Jordan DeKraker, Fatemeh Fadaie, Viviane Sziklas, Joelle Crane, Raul R. Cruces, Robert Hopewell, Chris Hsiao, Gassan Massarweh, Jean‐Paul Soucy, Kjell Erlandsson, Seyyed Ali Hosseini, Tevy Chan, Eliane Kobayashi, Pedro Rosa-Neto, Andrea Bernasconi, Neda Bernasconi, Matthias Koepp, Jean Gotman, Boris C. Bernhardt

bioRxiv (Cold Spring Harbor Laboratory)2026Open Access

DOI: 10.64898/2026.09.07.748279

Isolated Occipital Lobe Hypometabolism on [ 18 F]FDG PET

Debra Ann Dawson, Karine Provost, Jean-Paul Soucy, Peter George Maliha

Journal of Nuclear Medicine2026

DOI: 10.2967/jnumed.125.271677 PMID: 41679921

An open dataset of cerebral tau deposition in young healthy adults based on [18F]MK6240 positron emission tomography.

Lam J, Rodriguez-Cruces R, Arafat T, Royer J, Chen J, Dascal A, Sahlas E, Pana R, Hopewell R, Hsiao CH, Massarweh G, Soucy JP, Rosa-Neto P, Villeneuve S, Caciagli L, Koepp M, Bernasconi A, Bernasconi N, Bernhardt B

Scientific data2026Open Access

DOI: 10.1038/s41597-026-07656-8 PMID: 42401601

Neuroimaging Prodromal Neurodegeneration in Synucleinopathy

Co-investigatorCIHR2018Project Grant

Principal investigators: Postuma, Ronald B; Gagnon, Jean-François; Montplaisir, Jacques Y

Keywords: Brain Imaging; Parkinson'S Disease; Sleep

$921,826

Comparing the effects of cognitive training and physical exercise on cognition, cerebral autoregulation and cerebral vasoreactivity in men and women with heart failure

Co-investigatorCIHR2018Project Grant

Principal investigators: Bherer, Louis; Rouleau, Jean-Lucien

Keywords: Brain Functions; Cognition; Cognitive Training; Combined Intervention; Exercise Training; Heart Failure; Sex

$451,350

Improving the identification of retinal biomarkers of Alzheimer disease in vivo

Co-investigatorNSERC2018Collaborative Health Research Projects

Principal investigators: Lesage, Frederic

$260,035

Targeting sleep to optimize brain recovery and slow neurodegeneration

Co-investigatorCIHR2016Foundation Grant

Principal investigators: Gosselin, Nadia

Keywords: Actigraphy; Aging; Circadian Rhythms; Cognition; Neuroimaging; Neuropsychology; Obstructive Sleep Apnea; Polysomnography; Sleep; Traumatic Brain Injury

$1,237,550

Quantitative electroencephalography in rapid-eye-movement (REM) sleep: an early marker of cholinergic neurodegeneration in mild cognitive impairment

Co-investigatorCIHR2016Project Grant

Principal investigators: Carrier, Julie; Montplaisir, Jacques Y

Keywords: Aging; Eeg; Mild Cognitive Impairment; Sleep

$665,550

Diagnosis, pathophysiology and treatment of adult somnambulism

Co-investigatorCIHR2014Operating Grant

Principal investigators: Zadra, Antonio; Montplaisir, Jacques Y

Keywords: Eeg; Parasomnias; Polysomnography; Sleep Deprivation; Spect

$536,434

Obstructive sleep apnea and mild cognitive impairment

Co-investigatorCIHR2012Operating Grant

Principal investigators: Gosselin, Nadia; Montplaisir, Jacques Y

Keywords: Dementia; Mild Cognitive Impairment; Neuroimaging; Neuropsychology; Obstructive Sleep Apnea; Polysomnography; Quantitative Electroencephalography

$611,537

The neuro-circuitry of terror: High resolution SPECT imaging of REM sleep in PTSD and Nightmare Disorder

Principal investigatorCIHR2011Operating Grant

Principal investigators: Nielsen, Tore A; Soucy, Jean-Paul

Keywords: Dreaming; Fear; Neurophysiology; Nightmare Disorder; Post Traumatic Stress Disorder (Ptsd); Rem Sleep; Sleep Disorders; Spect Imaging

$677,746

Development of an automated blood counter for quantitative molecular imaging applications

Co-investigatorNSERC2010Collaborative Health Research Projects

Principal investigators: Després, Philippe

$122,550

Diagnosis, pathophysiology and treatment of adult somnambulism

Co-investigatorCIHR2009Operating Grant

Principal investigators: Zadra, Antonio; Montplaisir, Jacques Y

Keywords: Eeg; Parasomnias; Polysomnography; Sleep Deprivation; Spect

$610,359

From public funding decisions: CIHR since 2008, NSERC since 1991 and SSHRC since 1998 with their latest competition results, the Canada Foundation for Innovation, Genome Canada, the Canadian Space Agency, Canada Research Chairs, the Fonds de recherche du Québec, Ontario research funding, Michael Smith Health Research BC, the Canadian Cancer Society, Heart & Stroke and Brain Canada.

Profile data last refreshed on September 29, 2026 from the university directory, publication records and public research funding records.

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Jean-Paul Soucy

Research

Latest papers

Latest funding

Sex Differences in P-Tau217, Tau Aggregation, and Cognitive Decline.

Quantitative susceptibility mapping of the brain is associated with inflammatory changes in Alzheimer's disease related areas.

Longitudinal effects of cerebrovascular reactivity and cerebral pulsatility in cognitively intact older adults with APOE4: links with cognition.

Longitudinal association between sleep and Alzheimer's pathology.

Choroidal-ventricular system abnormalities are linked to amyloid-&#x3b2; aggregation in Alzheimer's disease.

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

Tau extent outperforms tau load as a predictor of neurodegeneration in Alzheimer's disease.

HIPPOCAMPAL TAU-RELATED SIGNAL INDEXES HYPEREXCITABILITY AND NREM SLEEP–MEMORY DYSFUNCTION IN TEMPORAL LOBE EPILEPSY

Isolated Occipital Lobe Hypometabolism on [ 18 F]FDG PET

An open dataset of cerebral tau deposition in young healthy adults based on [18F]MK6240 positron emission tomography.

Improving the identification of retinal biomarkers of Alzheimer disease in vivo

Development of an automated blood counter for quantitative molecular imaging applications

Frequent collaborators

Pedro Rosa-Neto

Serge Gauthier

Sylvia Villeneuve

John Breitner

Julie Ottoy

Jacques Montplaisir

Judes Poirier

Donald Collins

Sandra Black

Louis Collins

Mallar Chakravarty

Simon Ducharme

Alexander Thiel

Marc-André Bédard

Alexey Kostikov

Maged Goubran

Christian Bocti

Derek MacFadden

Mahsa Dadar

Maiya Geddes

Synthia Guimond

Fred Saad

Choroidal-ventricular system abnormalities are linked to amyloid-β aggregation in Alzheimer's disease.