Keyword search (4,163 papers available)

"Bellec P" Authored Publications:

Title Authors PubMed ID
1 Impact of a national dementia research consortium: The Canadian Consortium on Neurodegeneration in Aging (CCNA) Chertkow H; Phillips N; Rockwood K; Anderson N; Andrew MK; Bartha R; Beaudoin C; Bélanger N; Bellec P; Belleville S; Bergman H; Best S; Bethell J; Bherer L; Black S; Borrie M; Camicioli R; Carrier J; Cashman N; Chan S; Crowshoe L; Cuello C; Cynader M; Dang-Vu T; Das S; Dixon RA; Ducharme S; Einstein G; Evans AC; Fahnestock M; Feldman H; Ferland G; Finger E; Fisk JD; Fogarty J; Fon E; Gan-Or Z; Gauthier S; Greenwood C; Henri-Bellemare C; Herrmann N; Hogan DB; Hsiung R; Itzhak I; Jacklin K; Lanctôt K; Lim A; MacKenzie I; Masellis M; Maxwell C; McAiney C; McGilton K; McLaurin J; Mihailidis A; Mohades Z; Montero-Odasso M; Morgan D; Naglie G; Nygaard H; O' Connell M; Petersen R; Pilon R; Rajah MN; Rapoport M; Roach P; Robillard JM; Rogaeva E; Rosa-Neto P; Rylett J; Sadavoy J; St George-Hyslop P; Seitz D; Smith E; Stefanovic B; Vedel I; Walker JD; Wellington C; Whitehead V; Wittich W; 39636028
HKAP
2 Resting-state and Vocabulary Tasks Distinctively Inform On Age-Related Differences in the Functional Brain Connectome. Ferré P, Benhajali Y, Steffener J, Stern Y, Joanette Y, Bellec P 31457069
PERFORM
3 Boutiques: a flexible framework to integrate command-line applications in computing platforms. Glatard T, Kiar G, Aumentado-Armstrong T, Beck N, Bellec P, Bernard R, Bonnet A, Brown ST, Camarasu-Pop S, Cervenansky F, Das S, Ferreira da Silva R, Flandin G, Girard P, Gorgolewski KJ, Guttmann CRG, Hayot-Sasson V, Quirion PO, Rioux P, Rousseau MÉ, Evans AC 29718199
ENCS
4 Detection of abnormal resting-state networks in individual patients suffering from focal epilepsy: an initial step toward individual connectivity assessment. Dansereau CL, Bellec P, Lee K, Pittau F, Gotman J, Grova C 25565949
PERFORM
5 Simulation and Validation in Brain Image Analysis. Tohka J, Bellec P, Grova C, Reilhac A 27433159
PERFORM

 

Title:Resting-state and Vocabulary Tasks Distinctively Inform On Age-Related Differences in the Functional Brain Connectome.
Authors:Ferré PBenhajali YSteffener JStern YJoanette YBellec P
Link:www.ncbi.nlm.nih.gov/pubmed/31457069?dopt=Abstract
DOI:10.1080/23273798.2019.1608072
Publication:Language, cognition and neuroscience
Keywords:
PMID:31457069 Category:Lang Cogn Neurosci Date Added:2019-08-29
Dept Affiliation: PERFORM
1 Centre de recherche de l'Institut Universitaire de Gériatrie de Montréal (CRIUGM), Université de Montréal, 4545 Queen Mary Road, Montréal, Qc, H3W 1W3, CANADA.
2 PERFORM Center, Concordia University.
3 Interdisciplinary School of Health Sciences, University of Ottawa, 200 Lees, Lees Campus, Office # E-250C, Ottawa, Ontario. K1S 5S9, CANADA.
4 Cognitive Neuroscience Division, Columbia University, 710 W 168th St, New York, NY 10032, USA.

Description:

Resting-state and Vocabulary Tasks Distinctively Inform On Age-Related Differences in the Functional Brain Connectome.

Lang Cogn Neurosci. 2019;34(8):949-972

Authors: Ferré P, Benhajali Y, Steffener J, Stern Y, Joanette Y, Bellec P

Abstract

Most of the current knowledge about age-related differences in brain neurofunctional organization stems from neuroimaging studies using either a "resting state" paradigm, or cognitive tasks for which performance decreases with age. However, it remains to be known if comparable age-related differences are found when participants engage in cognitive activities for which performance is maintained with age, such as vocabulary knowledge tasks. A functional connectivity analysis was performed on 286 adults ranging from 18 to 80 years old, based either on a resting state paradigm or when engaged in vocabulary tasks. Notable increases in connectivity of regions of the language network were observed during task completion. Conversely, only age-related decreases were observed across the whole connectome during resting-state. While vocabulary accuracy increased with age, no interaction was found between functional connectivity, age and task accuracy or proxies of cognitive reserve, suggesting that older individuals typically benefits from semantic knowledge accumulated throughout one's life trajectory, without the need for compensatory mechanisms.

PMID: 31457069 [PubMed]




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