Hélène Bouvrais

25
Documents

Publications

Publications

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MTFlow: Time-Conditioned Flow Matching for Microtubule Segmentation in Noisy Microscopy Images

Sidi Mohamed Sid El Moctar , Achraf Ait Laydi , Yousef El Mourabit , Hélène Bouvrais

2026

Pré-publication, Document de travail (preprint/prepublication) hal-05513292v1
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A novel attention mechanism for noise-adaptive and robust segmentation of microtubules in microscopy images

Achraf Ait Laydi , Louis Cueff , Mewen Crespo , Yousef El Mourabit , Hélène Bouvrais

2025

Pré-publication, Document de travail hal-05158474v2
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Microtubule stiffening by the doublecortin-domain protein ZYG-8 contributes to mitotic spindle orientation during zygote division in Caenorhabditis elegans.

Louis Cueff , Ewen Huet , Loïc Schmitt , Sylvain Pastezeur , Méline Coquil et al.

2025

Pré-publication, Document de travail hal-05158440v2

Lack of chromokinesin Klp-19 creates a more rigid midzone and affects force transmission during anaphase in C. elegans

Vitaly Zimyanin , Magdalena Magaj , Che-Hang Yu , Theresa Gibney , Basaran Mustafa et al.

2023

Pré-publication, Document de travail hal-04286953v1

Only three principal components account for inter-embryo variability of the spindle length over time

Yann Le Cunff , Laurent Chesneau , Sylvain Pastezeur , Xavier Pinson , Nina Soler et al.

2023

Pré-publication, Document de travail hal-04286859v1

Kinetochore microtubules flux poleward along fixed centrosome-anchored microtubules during the metaphase of C. elegans one-cell embryo

Nina Soler , Laurent Chesneau , Hélène Bouvrais , Sylvain Pastezeur , Loïc Le Marrec et al.

2022

Pré-publication, Document de travail hal-03854888v1

Two dynamical behaviours of the microtubules at cell cortex reveal pulling and pushing forces that position the spindle in C. elegans embryo

Helene Bouvrais , Laurent Chesneau , Danielle Fairbrass , Yann Le Cunff , Nina Soler et al.

2019

Pré-publication, Document de travail hal-02424717v1

Astral microtubule dynamics regulate anaphase oscillation onset and set a robust final position of the C. elegans zygote spindle

Helene Bouvrais , Laurent Chesneau , Sylvain Pastezeur , Marie Delattre , Jacques Pecreaux

2017

Pré-publication, Document de travail hal-01497043v1
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Using 3D Large Scale Tomography to Study Force Generation in the Mitotic Spindle

Vitaly Zimyanin , Magdalena Magaj , Che-Hang Yu , Theresa Gibney , Basaran Mustafa et al.

Microscopy & Microanalysis meeting 2024, Microscopy and Microanalysis, 30 (Supplement_1), pp.ozae044.344, 2024, ⟨10.1093/mam/ozae044.344⟩

Proceedings/Recueil des communications hal-04688844v1
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Unveiling inter-embryo variability in spindle length over time: Towards quantitative phenotype analysis

Yann Le Cunff , Laurent Chesneau , Sylvain Pastezeur , Xavier Pinson , Nina Soler et al.

PLoS Computational Biology, 2024, 20 (9), pp.e1012330. ⟨10.1371/journal.pcbi.1012330⟩

Article dans une revue hal-04717054v1
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The coordination of spindle-positioning forces during the asymmetric division of the C. elegans zygote

Hélène Bouvrais , Laurent Chesneau , Yann Le Cunff , Danielle Fairbrass , Nina Soler et al.

EMBO Reports, 2021, 22 (5), pp.e50770. ⟨10.15252/embr.202050770⟩

Article dans une revue hal-03000200v1
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Microtubule Feedback and LET-99-Dependent Control of Pulling Forces Ensure Robust Spindle Position

Helene Bouvrais , Laurent Chesneau , Sylvain Pastezeur , Danielle Fairbrass , Marie Delattre et al.

Biophysical Journal, 2018, 115 (11), pp.2189-2205. ⟨10.1016/j.bpj.2018.10.010⟩

Article dans une revue hal-01951118v1

Spindle Micro-Fluctuations of Length Reveal its Dynamics Over Cell Division

Benjamin Mercat , Xavier Pinson , Jonathan Fouchard , Hadrien Mary , Sylvain Pastezeur et al.

Biophysical Journal, 2016, 110 (3), pp.622a. ⟨10.1016/j.bpj.2015.11.3338⟩

Article dans une revue hal-01275520v1

Buffers Affect the Bending Rigidity of Model Lipid Membranes

Hélène Bouvrais , Lars Duelund , John H. Ipsen

Langmuir, 2013, 30 (1), pp.13-16. ⟨10.1021/la403565f⟩

Article dans une revue hal-00952387v1

Advantages of statistical analysis of giant vesicle flickering for bending elasticity measurements.

Philippe Méléard , Tanja Pott , Hélène Bouvrais , J. H. Ipsen

European Physical Journal E: Soft matter and biological physics, 2011, 34 (10), pp.116. ⟨10.1140/epje/i2011-11116-6⟩

Article dans une revue istex hal-00824153v1

Mechanics of POPC bilayers in presence of alkali salts

Hélène Bouvrais , Olav S. Garvik , Tanja Pott , Philippe Méléard , John H. Ipsen

Biophysical Journal, 2010, 98 (3), pp.272a. ⟨10.1016/j.bpj.2009.12.1482⟩

Article dans une revue hal-00832163v1

Impact of membrane-anchored fluorescent probes on the mechanical properties of lipid bilayers

Hélène Bouvrais , Tanja Pott , Luis A. Bagatolli , John H. Ipsen , Philippe Méléard

Biochimica et Biophysica Acta:Biomembranes, 2010, 1798 (7), pp.1333-1337. ⟨10.1016/j.bbamem.2010.03.026⟩

Article dans une revue hal-00832159v1

Giant unilamellar vesicle formation under physiologically relevant conditions

T. Pott , Hélène Bouvrais , P. Méléard

Chemistry and Physics of Lipids, 2008, 154, pp.115-119

Article dans une revue hal-00323460v1
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Softening of POPC membranes by magainin

Hélène Bouvrais , Philippe Méléard , Tanja Pott , Knud J. Jensen , Jesper Brask et al.

Biophysical Chemistry, 2008, 137 (1), pp.7. ⟨10.1016/j.bpc.2008.06.004⟩

Article dans une revue hal-00501708v1

Softening of POPC membranes by magainin

Hélène Bouvrais , P. Méléard , T. Pott T , K.J. Jensen , J. Brask et al.

Biophysical Chemistry, 2008, 137, pp.7-12

Article dans une revue hal-00323468v1