We are honoured and proud to have been awarded the “Jury’s choice” prize last Thursday at the Hypergrowth Awards. 🙏 This recognition means a great deal to us and serves as a tribute to the hard work, dedication and vision of …
News
News
09/09/2025
BIaaS: Ventio revolutionize the diagnosis of neurodegenerative diseases
Our mission: to better understand, diagnose earlier, and accurately monitor neurodegenerative diseases by tracking brain iron. To achieve this mission, we have taken three major steps: ✅ A partnership to strengthen understanding of these diseasesLaunch of the QSM for Alzheimer’s Disease …
20/03/2025
Cloud and sensitive information systems: ANSSI recommendations
Committed to a quality approach involving information security management, Ventio has decided to follow the ISO 27001 standard, considered to be the benchmark in this field. Noémie Vang is a certified ‘Lead Implementer’, enabling the formal implementation of this standard …
13/01/2025
Samira joins the Ventio team as aresearch scientist!
Samira joins the Ventio team as a research scientist! Samira, You joined the Ventio team a few weeks ago as a research scientist. Welcome! Can you introduce yourself in a few words and tell us more about your academic and …
06/09/2024
Haemochromatosis
Potential Indications – Haemochromatosis Discover a potential indication of advanced technology of magnetic susceptibility. Dr ROCHE Stéphane Primary haemochromatosis, which is genetic in origin, is a dysregulation of the absorption and recycling of iron in the body. These dysregulations lead …
30/08/2024
Neurodegeneration with brain iron accumulation
Potential Indications – Neurodegeneration with brain iron accumulation Discover a potential indication of QSMetric™ technology. Dr ROCHE Stéphane Neurodegeneration due to intracerebral iron accumulation (NBIA) is a group of genetic diseases characterised by a constant accumulation of iron in specific …
23/08/2024
Huntington disease
Potential Indications – Huntington disease Discover a potential indication of advanced technology of magnetic susceptibility Dr ROCHE Stéphane Huntington’s disease is a rare, hereditary neurodegenerative disorder. There is an adult form and an even rarer juvenile form. It is characterized …
16/08/2024
Traumatic brain injury
Potential Indications – Traumatic brain injury Discover a potential indication of advanced technology of magnetic susceptibility. Dr ROCHE Stéphane Traumatic brain injuries are caused by impacts of varying intensity to the skull. The severity of the trauma ranges from minor …
09/08/2024
Multiple sclerosis
Potential Indications – Multiple sclerosis Discover a potential indication of advanced technology of magnetic susceptibility. Dr ROCHE Stéphane Multiple sclerosis is an autoimmune disease linked to the presence of white matter lesions associated with chronic inflammation leading to demyelination. Active …
02/08/2024
Vascular dementia
Potential Indications – Vascular dementia Discover a potential indication of advanced technology of magnetic susceptibility. Dr ROCHE Stéphane Vascular dementia is a neurodegenerative disease with multiple aetiologies. Damage to cerebral nervous tissue may be due to ischaemic lesions involving small …
26/07/2024
Parkinson disease
QSMetric Potential Indications – Parkinson disease Discover a potential indication of QSMetric™ technology. Dr ROCHE Stéphane Parkinson’s disease is a neurodegenerative disorder caused by the formation of a-synuclein protein aggregates in neurons and their death. Associated with this aggregation is …
19/07/2024
Alzheimer’s and related diseases
Potential Indications – Alzheimer’s and related diseases Discover a potential indication of advanced technology of magnetic susceptibility. Dr ROCHE Stéphane Alzheimer’s disease is a progressive neurodegenerative disorder affecting various brain regions. The pathophysiological process involves an accumulation of Aβ peptides …
12/07/2024
[Context] Iron, iron accumulation and ferroptosis
Potential Indications [Context] Iron, iron accumulation and ferroptosis Dr ROCHE Stéphane Background to our series of articles “Biomedical applications of advanced technology of magnetic susceptibility” Intracerebral iron is involved in the formation and maintenance of neuronal networks and is essential …
Scientific publications
12/10/2024
Iron load in the normal aging brain
Iron load in the normal aging brain measured with QSM and R2* at 7T: findings of the SENIOR cohort Miguel Guevara, Stéphane Roche, Vincent Brochard, Davy Cam , Jacques Badagbon , Yann Leprince, Michel Bottlaender, Yann Cointepas, Jean-François Mangin, Ludovic de Rochefort , Alexandre Vignaud Frontiers in Neuroimaging, Sec. Neuroimaging …
07/10/2024
health data & value-added tools for radiology
Reusing health data to develop value-added tools for radiology Stéphane Roche, Miguel Guevara, Ludovic de Rochefort , Alexandre Vignaud Journées Francophones de Radiologie, 4-7 octobre, Paris, France Abstract : Objectif Health data, particularly imaging data, is at the heart of the healthcare system …
30/03/2023
SFRMBM 2023
Miguel Guevara1, Davy Cam4, Jacques Badagbon4, Stéphane Roche4, Michel Bottlaender3, Yann Cointepas1,2, Jean-François Mangin1,2, Ludovic de Rochefort4 and Alexandre Vignaud1,2 1 CNRS BAOBAB UMR9027 Gif-Sur-Yvette, France ; 2 CEA NeuroSpin, Gif-Sur-Yvette; 3 UNIACT, NeuroSpin, CEA, Gif-sur-Yvette, France ; 4 VENTIO, Marseille, France …
28/11/2022
QSM Quantitative Susceptibility Mapping
Dr. Stephane ROCHE, PhD, Dr. Ludovic de ROCHEFORT, PhD; Novembre 2022 Definition: QSM (Quantitative Susceptibility Mapping) is an advanced biomedical imaging technique for research, based on Magnetic Resonance Imaging (MRI) 1,2. The QSM technology identifies the position and intensity of …
26/10/2022
QMR Lucca 2022
QSM4SENIOR: Quantitative susceptibility mapping in the aging of the healthy brain. Miguel Guevara1,2, Davy Cam3, Jacques Badagbon3, Michel Bottlaender2, Yann Cointepas1,2, Jean-François Mangin1,2, Ludovic de Rochefort3 and Alexandre Vignaud1,2 Joint Workshop on MR phase, magnetic susceptibility and electrical properties mapping, …
23/05/2022
Phenotypic and genetic associations of quantitative magnetic susceptibility
Phenotypic and genetic associations of quantitative magnetic susceptibility in UK Biobank brain imaging Chaoyue Wang, Aurea B. Martins-Bach, Fidel Alfaro-Almagro, Gwenaëlle Douaud, Johannes C. Klein, Alberto Llera, Cristiana Fiscone, Richard Bowtell, Lloyd T. Elliott, Stephen M. Smith, Benjamin C. Tendler …
13/04/2022
How does QSM perform in detecting this process?
Brain pathological changes during neurodegenerative diseases and their identification methods: How does QSM perform in detecting this process? Farzaneh Nikparast, Zohreh Ganji, Mohammad Danesh Doust, Reyhane Faraji & Hoda Zare Insights into Imaging volume 13, Article number: 74 (2022) The …
22/07/2021
FDA-clearance
510(k) Premarket Notification Device Classification Name system, nuclear magnetic resonance imaging 510(k) Number K210415 Device name QSM software, QSMetric Applicant Medimagemetric LLC171 Floral AveJohnson City, NY 13790 Regulation Number 892.1000 Decision Date 07/22/2021
10/03/2021
QSM Patent
Accurate quantification of magnetic susceptibility in molecular mri Inventor: Yi Wang, Ludovic De Rochefort, Bryan Kressler, Tian LIU, Pascal Spincemaille
26/06/2020
SENIOR cohort : Imaging the aging brain
Imaging the aging brain: study design and baseline findings of the SENIOR cohort Alexa Haeger, Jean-François Mangin, Alexandre Vignaud, Cyril Poupon, Antoine Grigis, Fawzi Boumezbeur, Vincent Frouin, Jean-Robert Deverre, Marie Sarazin, Lucie Hertz-Pannier, Michel Bottlaender & the SENIOR team Alzheimer’s …
18/09/2019
Thesis of Samira Mchinda
Optimisation théorique et expérimentale de la technique IRM du transfert d’aimantation inhomogène pour l’imagerie de la myéline : application à la sclérose en plaques Auteur : Samira Mchinda Direction : Guillaume Duhamel, Olivier Girard Type : Thèse de Doctorat Etablissement …
04/08/2019
Clinical Integration of Automated Processing for Brain QSM
Clinical Integration of Automated Processing for Brain Quantitative Susceptibility Mapping: Multi-Site Reproducibility and Single-Site Robustness Pascal Spincemaille, Zhe Liu, Shun Zhang, Ilhami Kovanlikaya, Matteo Ippoliti, Marcus Makowski, Richard Watts, Ludovic de Rochefort, Vijay Venkatraman, Patricia Desmond, Mathieu D. Santin, Stéphane …
01/02/2019
Clinical Integration of QSM into Neurosurgical Practice
Clinical Integration of Quantitative Susceptibility Mapping Magnetic Resonance Imaging into Neurosurgical Practice S. Kathleen Bandt, Ludovic de Rochefort, Weiwei Chen, Alexey V. Dimov, Pascal Spincemaille, Brian H. Kopell, Ajay Gupta, Yi Wang World Neurosurgery, Volume 122, February 2019, Pages e10-e19 …
10/09/2011
APP Ab38 Ab40 in FTD
Decreased sAβPPβ, Aβ38, and Aβ40 Cerebrospinal Fluid Levels in Frontotemporal Dementia Gabelle, Audrey, Roche, Stéphane, Gény, Christian, Bennys, Karim, Labauge, Pierre, Tholance, Yannick, Quadrio, Isabelle, Tiers, Laurent, Gor, Baptiste, Boulanghien, Justine, Chaulet, Chloé, Vighetto, Alain, Croisile, Bernard, Krolak-Salmon, Pierre, Perret-Liaudet, …
01/12/2010
Quantitative susceptibility map reconstruction
Quantitative susceptibility map reconstruction from MR phase data using bayesian regularization: Validation and application to brain imaging Ludovic de Rochefort, Tian Liu, Bryan Kressler, Jing Liu, Pascal Spincemaille, Vincent Lebon, Jianlin Wu, Yi Wang Magnetic Resonance in Medicine, 2010 The …
21/10/2010
sAPP & Abeta in CSF
Correlations between soluble alpha/beta forms of amyloid precursor protein and Abeta38, 40 and 42 in human cerebrospinal fluid Audrey Gabelle, S. Roche, Christian Geny, Karim Bennys, Pierre Labauge, Yannick Tholance, Isabelle Quadrio, Laurent Tiers, Baptiste Gor, Chloé Chaulet, Alain Vighetto, …
10/11/2009
Preanalytical guidelines
Preanalytical guidelines for clinical proteomics investigation of biological fluids S Lehmann, S. Roche, Y. Allory, A. Barthelaix, J.-L. Beaudeux, F. Berger, F. Betsou, J. Borg, A. Dupuy J. Garin, M. Quillard, G Lizard, K. Peoc’H, M. Riviere & P. Ducoroy …
10/03/2009
Biomarkers in CSF
Les marqueurs biologiques protéiques du liquide céphalorachidien : caractéristiques et implications cliniques dans les démences A Gabelle, S. Roche & S Lehmann Revue Neurologique, Volume 165, Issue 3, March 2009, Pages 213-222 Résumé : L’exactitude du diagnostic dans le champ …
30/09/2008
Autoantibody in CSF
Auto-antibody profiling on high-density protein microarrays for biomarker discovery in the cerebrospinal-fluid. Stéphane Roche, Yves Dauvilliers, Laurent Tiers, Carine Couderc, Marie-Thérèse Piva, Monique Provansal, Audrey Gabelle & Sylvain Lehmann Journal of Immunological Methods, Volume 338, Issues 1–2, 30 September 2008, …
24/09/2008
Quantitative MR susceptibility mapping
Quantitative MR susceptibility mapping using piece-wise constant regularized inversion of the magnetic field Ludovic de Rochefort, Ryan Brown, Martin R. Prince, Yi Wang Magnetic Resonance in Medecine, First published: 24 September 2008 Abstract Magnetic properties characterized by susceptibility and chemical …