Zobrazeno 1 - 10
of 19
pro vyhledávání: '"Valentin H. Prevost"'
Autor:
Andreea Hertanu, Lucas Soustelle, Julie Buron, Julie Le Priellec, Myriam Cayre, Arnaud Le Troter, Valentin H. Prevost, Jean-Philippe Ranjeva, Gopal Varma, David C. Alsop, Pascale Durbec, Olivier M. Girard, Guillaume Duhamel
Publikováno v:
NeuroImage, Vol 265, Iss , Pp 119785- (2023)
ABSTRACT: Background: To investigate the association of ihMT (inhom signals with the demyelination and remyelination phases of the acute cuprizone mouse model in comparison with histology, and to assess the extent of tissue damage and repair from MRI
Externí odkaz:
https://doaj.org/article/31271adcb7d846dba22fe5a92564e902
Autor:
Valentin H. Prevost, Andrew Yung, Sarah R. Morris, Irene M. Vavasour, Zahra Samadi-Bahrami, G.R. Wayne Moore, Cornelia Laule, Alex Mackay, Piotr Kozlowski
Publikováno v:
NeuroImage, Vol 236, Iss , Pp 118046- (2021)
Purpose: The promise of inhomogeneous magnetization transfer (ihMT) as a new myelin imaging method was studied in ex vivo human brain tissue and in relation to myelin water fraction (MWF). The temperature dependence of both methods was characterized,
Externí odkaz:
https://doaj.org/article/22e7df40900c4db0af65eba9fc5adc1d
Autor:
Chris W J van der Weijden, Emma Biondetti, Ingomar W Gutmann, Hildebrand Dijkstra, Rory McKerchar, Daniele de Paula Faria, Erik F J de Vries, Jan F Meilof, Rudi A J O Dierckx, Valentin H Prevost, Alexander Rauscher
Publikováno v:
Brain : a Journal of Neurology, 146(4). Oxford University Press
Myelin is the protective sheath wrapped around axons, consisting of a phospholipid bilayer with water between the wraps. The measurement of damage to the myelin sheaths, the evaluation of the efficacy of therapies aiming to promote remyelination and
Autor:
Andreea Hertanu, Lucas Soustelle, Julie Buron, Julie Le Priellec, Myriam Cayre, Arnaud Le Troter, Valentin H. Prevost, Jean-Philippe Ranjeva, Gopal Varma, David C. Alsop, Pascale Durbec, Olivier M. Girard, Guillaume Duhamel
Publikováno v:
NeuroImage
NeuroImage, 2022, 265, ⟨10.1016/j.neuroimage.2022.119785⟩
NeuroImage, 2022, 265, ⟨10.1016/j.neuroimage.2022.119785⟩
To investigate the association of ihMT (inhom signals with the demyelination and remyelination phases of the acute cuprizone mouse model in comparison with histology, and to assess the extent of tissue damage and repair from MRI data.Acute demyelinat
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::87c1d7794f3a0630b207cb4fc127c203
https://amu.hal.science/hal-03906754/file/Hertanu-et-al-NI-2022.pdf
https://amu.hal.science/hal-03906754/file/Hertanu-et-al-NI-2022.pdf
Autor:
Andrew Yung, Irene M. Vavasour, Piotr Kozlowski, Alex L. MacKay, Valentin H. Prevost, Cornelia Laule, Sarah R. Morris, G. R. Wayne Moore, Zahra Samadi-Bahrami
Publikováno v:
NeuroImage, Vol 236, Iss, Pp 118046-(2021)
Purpose The promise of inhomogeneous magnetization transfer (ihMT) as a new myelin imaging method was studied in ex vivo human brain tissue and in relation to myelin water fraction (MWF). The temperature dependence of both methods was characterized,
Autor:
Arnaud Le Troter, Samira Mchinda, Jean Pelletier, David C. Alsop, Jean-Philippe Ranjeva, Gopal Varma, Olivier M. Girard, Stanislas Rapacchi, Maxime Guye, Guillaume Duhamel, Valentin H. Prevost
Publikováno v:
Magnetic Resonance in Medicine
Magnetic Resonance in Medicine, 2017, ⟨10.1002/mrm.26907⟩
Magnetic Resonance in Medicine, Wiley, 2017, ⟨10.1002/mrm.26907⟩
Magnetic Resonance in Medicine, 2017, ⟨10.1002/mrm.26907⟩
Magnetic Resonance in Medicine, Wiley, 2017, ⟨10.1002/mrm.26907⟩
Purpose To implement, characterize, and optimize an interleaved inhomogeneous magnetization transfer (ihMT) gradient echo sequence allowing for whole-brain imaging within a clinically compatible scan time. Theory and Methods A general framework for i
Autor:
Gopal Varma, David C. Alsop, Guillaume Duhamel, Valentin H. Prevost, Olivier M. Girard, Aaron K. Grant
Publikováno v:
Magnetic Resonance in Medicine. 78:1362-1372
PURPOSE: This paper describes a technique that can be used in vivo to measure the dipolar relaxation time, T1D , of macromolecular protons contributing to magnetization transfer (MT) in tissues and to produce quantitative T1D maps. THEORY AND METHODS
Autor:
Olivier M. Girard, Pascale Durbec, Myriam Cayre, Andreea Hertanu, Gopal Varma, David C. Alsop, Samira Mchinda, Guillaume Duhamel, Valentin H. Prevost, Victor Carvalho
Publikováno v:
NeuroImage
NeuroImage, Elsevier, 2019, 199, pp.289-303. ⟨10.1016/j.neuroimage.2019.05.061⟩
NeuroImage, 2019, 199, pp.289-303. ⟨10.1016/j.neuroimage.2019.05.061⟩
NeuroImage, Elsevier, 2019, 199, pp.289-303. ⟨10.1016/j.neuroimage.2019.05.061⟩
NeuroImage, 2019, 199, pp.289-303. ⟨10.1016/j.neuroimage.2019.05.061⟩
International audience; Inhomogeneous Magnetization Transfer (ihMT) is a development from the MT MRI technique. IhMT can be considered as a dipolar order relaxation time (T1D) weighted imaging modality whose signal has shown an enhanced selectivity f
Autor:
Samira Mchinda, Guillaume Duhamel, Valentin H. Prevost, Gopal Varma, Aaron K. Grant, Olivier M. Girard, David C. Alsop
Publikováno v:
Journal of Magnetic Resonance
Journal of Magnetic Resonance, 2018, 296, pp.60-71. ⟨10.1016/j.jmr.2018.08.004⟩
Journal of Magnetic Resonance, Elsevier, 2018, 296, pp.60-71. ⟨10.1016/j.jmr.2018.08.004⟩
Journal of Magnetic Resonance, 2018, 296, pp.60-71. ⟨10.1016/j.jmr.2018.08.004⟩
Journal of Magnetic Resonance, Elsevier, 2018, 296, pp.60-71. ⟨10.1016/j.jmr.2018.08.004⟩
International audience; Intense off-resonant RF irradiation can lead to saturation of the macromolecular pool magnetization and enhance bound pool dipolar order responsible for the inhomogeneous magnetization transfer (ihMT) effect, but the intensity
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9b8124c6fa1ac7a5b2961046329ba765
https://amu.hal.science/hal-02059549
https://amu.hal.science/hal-02059549
Autor:
Virginie Callot, Patrick J. Cozzone, Olivier M. Girard, Guillaume Duhamel, Valentin H. Prevost
Publikováno v:
Journal of Magnetic Resonance Imaging. 42:999-1008
Background To derive an adapted protocol at ultra high magnetic field for mouse kidney perfusion measurements using pCASL in combination with three widely available fast imaging readouts: segmented SE EPI (sSE EPI), RARE, and TrueFISP. Methods pCASL