Marc‐André Bédard

5.2k total citations · 1 hit paper
56 papers, 3.2k citations indexed

About

Marc‐André Bédard is a scholar working on Cognitive Neuroscience, Cellular and Molecular Neuroscience and Psychiatry and Mental health. According to data from OpenAlex, Marc‐André Bédard has authored 56 papers receiving a total of 3.2k indexed citations (citations by other indexed papers that have themselves been cited), including 27 papers in Cognitive Neuroscience, 18 papers in Cellular and Molecular Neuroscience and 18 papers in Psychiatry and Mental health. Recurrent topics in Marc‐André Bédard's work include Neuroscience and Neuropharmacology Research (14 papers), Parkinson's Disease Mechanisms and Treatments (14 papers) and Neurological disorders and treatments (10 papers). Marc‐André Bédard is often cited by papers focused on Neuroscience and Neuropharmacology Research (14 papers), Parkinson's Disease Mechanisms and Treatments (14 papers) and Neurological disorders and treatments (10 papers). Marc‐André Bédard collaborates with scholars based in Canada, United States and United Kingdom. Marc‐André Bédard's co-authors include Jacques Montplaisir, Isabelle Rouleau, François Richer, J. Malo, Émmanuel Stip, Michel Panisset, Dominique Petit, Sylvie Rompré, Julie Carrier and Maria Livia Fantini and has published in prestigious journals such as NeuroImage, Neurology and The Lancet Neurology.

In The Last Decade

Marc‐André Bédard

55 papers receiving 3.1k citations

Hit Papers

Cholinergic system changes in Parkinson's disease: emergi... 2022 2026 2023 2024 2022 40 80 120
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. Cholinergic system changes in Parkinson's disease: emerging therapeutic approaches
    2022 145 citations Nicolaas I. Bohnen, Alison J. Yarnall et al. The Lancet Neurology profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
Marc‐André Bédard Canada 30 1.6k 1.0k 853 598 553 56 3.2k
Claudio Liguori Italy 31 1.5k 0.9× 872 0.9× 1.0k 1.2× 887 1.5× 362 0.7× 173 3.5k
Salvatore Smirne Italy 38 2.0k 1.2× 488 0.5× 1.2k 1.4× 1.7k 2.8× 550 1.0× 109 4.2k
Bàrbara Segura Spain 36 2.0k 1.2× 1.7k 1.7× 443 0.5× 439 0.7× 197 0.4× 89 4.2k
G. Saletu‐Zyhlarz Austria 28 1.6k 1.0× 754 0.7× 238 0.3× 663 1.1× 914 1.7× 75 2.3k
R. Gallassi Italy 27 1.1k 0.6× 686 0.7× 609 0.7× 219 0.4× 118 0.2× 67 3.2k
Nigel P. Pedersen United States 19 2.1k 1.3× 303 0.3× 401 0.5× 787 1.3× 165 0.3× 47 3.2k
Claudia Metzler‐Baddeley United Kingdom 29 1.4k 0.8× 392 0.4× 393 0.5× 180 0.3× 165 0.3× 65 3.0k
Valtteri Kaasinen Finland 40 1.3k 0.8× 2.2k 2.1× 711 0.8× 228 0.4× 159 0.3× 141 4.7k
David P. Breen United Kingdom 26 598 0.4× 1.7k 1.7× 422 0.5× 161 0.3× 256 0.5× 52 2.7k
Mojtaba Zarei Iran 33 1.6k 1.0× 824 0.8× 369 0.4× 438 0.7× 106 0.2× 91 3.4k

Countries citing papers authored by Marc‐André Bédard

Since Specialization
Citations

This map shows the geographic impact of Marc‐André Bédard's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Marc‐André Bédard with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Marc‐André Bédard more than expected).

Fields of papers citing papers by Marc‐André Bédard

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Marc‐André Bédard. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Marc‐André Bédard. The network helps show where Marc‐André Bédard may publish in the future.

Co-authorship network of co-authors of Marc‐André Bédard

This figure shows the co-authorship network connecting the top 25 collaborators of Marc‐André Bédard. A scholar is included among the top collaborators of Marc‐André Bédard based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Marc‐André Bédard. Marc‐André Bédard is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Aumont, Étienne, Marc‐André Bédard, Jaime Fernández Arias, et al.. (2024). Hippocampal atrophy over two years in relation to tau, amyloid-β and memory in older adults. Neurobiology of Aging. 146. 48–57. 3 indexed citations
2.
Bohnen, Nicolaas I., Alison J. Yarnall, Rimona S. Weil, et al.. (2022). Cholinergic system changes in Parkinson's disease: emerging therapeutic approaches. The Lancet Neurology. 21(4). 381–392. 145 indexed citations breakdown →
3.
Aghourian, Meghmik, Jean‐Paul Soucy, Pedro Rosa‐Neto, et al.. (2021). Normal cognition in Parkinson's disease may involve hippocampal cholinergic compensation: An exploratory PET imaging study with [18F]-FEOBV. Parkinsonism & Related Disorders. 91. 162–166. 20 indexed citations
4.
Schmitz, Taylor W., Marieke Mur, Meghmik Aghourian, Marc‐André Bédard, & R. Nathan Spreng. (2018). Longitudinal Alzheimer’s Degeneration Reflects the Spatial Topography of Cholinergic Basal Forebrain Projections. Cell Reports. 24(1). 38–46. 64 indexed citations
5.
Aghourian, Meghmik, Soucy Jp, Pedro Rosa‐Neto, et al.. (2017). Quantification of brain cholinergic denervation in Alzheimer’s disease using PET imaging with [18F]-FEOBV. Molecular Psychiatry. 22(11). 1531–1538. 127 indexed citations
6.
O’Connor, Kieron, et al.. (2017). Over facilitation of unadapted cognitive processes in obsessive compulsive disorder as assessed with the computerized mirror pointing task. Journal of Psychiatric Research. 89. 73–80. 1 indexed citations
7.
8.
Parent, Maxime, Marc‐André Bédard, Luciano Minuzzi, et al.. (2013). Cholinergic Depletion in Alzheimer’s Disease Shown by [18F]FEOBV Autoradiography. PubMed. 2013. 1–6. 35 indexed citations
9.
Cyr, Marilyn, Maxime Parent, Naguib Mechawar, et al.. (2013). PET imaging with [18F]fluoroethoxybenzovesamicol ([18F]FEOBV) following selective lesion of cholinergic pedunculopontine tegmental neurons in rat. Nuclear Medicine and Biology. 41(1). 96–101. 19 indexed citations
10.
Parent, Maxime, Marilyn Cyr, Antonio Aliaga, et al.. (2013). Concordance between in vivo and postmortem measurements of cholinergic denervation in rats using PET with [18F]FEOBV and choline acetyltransferase immunochemistry. EJNMMI Research. 3(1). 70–70. 13 indexed citations
11.
Bédard, Marc‐André, et al.. (2010). Movement chunking during sequence learning is a dopamine-dependant process: a study conducted in Parkinson’s disease. Experimental Brain Research. 205(3). 375–385. 76 indexed citations
12.
Paquet, F., Marc‐André Bédard, Maxime Lévesque, et al.. (2007). Sensorimotor adaptation in Parkinson’s disease: evidence for a dopamine dependent remapping disturbance. Experimental Brain Research. 185(2). 227–236. 21 indexed citations
13.
Lévesque, Maxime, et al.. (2007). Raclopride-induced motor consolidation impairment in primates: role of the dopamine type-2 receptor in movement chunking into integrated sequences. Experimental Brain Research. 182(4). 499–508. 27 indexed citations
14.
Semkovska, Maria, et al.. (2003). Assessment of executive dysfunction during activities of daily living in schizophrenia. Schizophrenia Research. 69(2-3). 289–300. 126 indexed citations
15.
Chouinard, Sylvain, Pierre J. Blanchet, Hélène Masson, et al.. (2003). Lack of efficacy of a nicotine transdermal treatment on motor and cognitive deficits in Parkinson's disease. Progress in Neuro-Psychopharmacology and Biological Psychiatry. 28(1). 31–39. 79 indexed citations
16.
17.
Black, Deborah N., et al.. (2000). Leukotomy revisited: late cognitive and behavioral effects in chronic institutionalized schizophrenics. Schizophrenia Research. 43(1). 57–64. 15 indexed citations
18.
Bédard, Marc‐André, et al.. (1999). Induction of a Transient Dysexecutive Syndrome in Parkinson’s Disease using a~Subclinical Dose of Scopolamine. Behavioural Neurology. 11(4). 187–195. 7 indexed citations
19.
Montplaisir, Jacques, Marc‐André Bédard, F. Richer, & Isabelle Rouleau. (1992). Neurobehavioral Manifestations in Obstructive Sleep Apnea Syndrome Before and After Treatment with Continuous Positive Airway Pressure. SLEEP. 15(suppl_6). S17–S19. 118 indexed citations
20.

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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