AC

Arnaud Chastanet

51 %
Libre accès
76
Documents
Affiliation actuelle
  • MICrobiologie de l'ALImentation au Service de la Santé (MICALIS)
Contact

Publications

Publications

Deposit thumbnail

RagB stimulates the activity of the peptidoglycan polymerase RodA in Bacillus subtilis

Frédérique Pompeo , Elodie Foulquier , Arnaud Chastanet , Leon Espinosa , Cyrille Billaudeau et al.

EMBO Reports, In press, 26 (18), pp.4587-4606. ⟨10.1038/s44319-025-00547-w⟩

Article dans une revue hal-05213420v1

On the role of nucleotides and lipids in the polymerization of the actin homolog MreB from a Gram-positive bacterium

Wei Mao , Lars Renner , Charlène Cornilleau , Ines Li de la Sierra-Gallay , Sana Afensiss et al.

eLife, 2023, 12, ⟨10.7554/eLife.84505⟩

Article dans une revue hal-04245770v1
Deposit thumbnail

Termination factor Rho mediates transcriptional reprogramming of Bacillus subtilis stationary phase

Vladimir Bidnenko , Pierre Nicolas , Cyprien Guérin , Sandra Dérozier , Arnaud Chastanet et al.

PLoS Genetics, 2023, 19 (2), pp.e1010618. ⟨10.1371/journal.pgen.1010618⟩

Article dans une revue hal-03974108v1
Deposit thumbnail

A High-Content Microscopy Screening Identifies New Genes Involved in Cell Width Control in Bacillus subtilis

Dimitri Juillot , Charlène Cornilleau , Nathalie Deboosere , Cyrille Billaudeau , Parfait Evouna-Mengue et al.

mSystems, 2021, 6 (6), pp. e01017-21. ⟨10.1128/mSystems.01017-21⟩

Article dans une revue hal-04071570v1

Dynamic Membrane Localization of RNase Y in Bacillus subtilis

Lina Hamouche , Cyrille Billaudeau , Anna Rocca , Arnaud Chastanet , Saravuth Ngo et al.

mBio, 2020, 11 (1), ⟨10.1128/mBio.03337-19⟩

Article dans une revue hal-03530162v1

Processing TIRF Microscopy Images to Characterize the Dynamics and Morphology of Bacterial Actin-Like Assemblies

Cyrille Billaudeau , Arnaud Chastanet , Rut Carballido-López

Methods in Molecular Biology, 2020, 2101, p. 135-145. ⟨10.1007/978-1-0716-0219-5_9⟩

Article dans une revue hal-03675141v1
Deposit thumbnail

Dynamic Membrane Localization of RNase Y in Bacillus subtilis

Lina Hamouche , Cyrille Billaudeau , Anna Rocca , Arnaud Chastanet , Saravuth Ngo et al. Article dans une revue hal-02918505v1
Deposit thumbnail

MreB forms subdiffraction nanofilaments during active growth in <em>Bacillus subtilis</em>

Cyrille Billaudeau , Zhizhong Yao , Charlène Cornilleau , Rut Carballido-Lopez , Arnaud Chastanet

mBio, 2019, 10 (1), pp.e01879-18. ⟨10.1128/mBio.01879-18⟩

Article dans une revue hal-02622137v1
Deposit thumbnail

<em>Shigella</em> Mreb promotes polar IcsA positioning for actin tail formation

Sina Krokowski , Sharanjeet Atwal , Damiaprimen Lobato-Marquez , Arnaud Chastanet , Rut Carballido y Lopez et al.

Journal of Cell Science, 2019, 132 (9), ⟨10.1242/jcs.226217⟩

Article dans une revue hal-02620688v1

Septins Recognize and Entrap Dividing Bacterial Cells for Delivery to Lysosomes

Sina Krokowski , Damián Lobato-Márquez , Arnaud Chastanet , Pedro Matos Pereira , Dimitrios Angelis et al.

Cell Host and Microbe, 2018, 24 (6), pp.866-874.e4. ⟨10.1016/j.chom.2018.11.005⟩

Article dans une revue hal-02626461v1
Deposit thumbnail

PamR, a new MarR-like regulator affecting prophages and metabolic genes expression in <em>Bacillus subtilis</em>

Alba de San Eustaquio Campillo , Charlène Cornilleau , Cyprien Guerin , Rut Carballido Lopez , Arnaud Chastanet

PLoS ONE, 2017, 12 (12), pp.1-20. ⟨10.1371/journal.pone.0189694⟩

Article dans une revue hal-02628490v1
Deposit thumbnail

Contrasting mechanisms of growth in two model rod-shaped bacteria

Cyrille Billaudeau , Arnaud Chastanet , Zhizhong Yao , Charlène Cornilleau , Nicolas N. Mirouze et al.

Nature Communications, 2017, 8, ⟨10.1038/ncomms15370⟩

Article dans une revue hal-02619986v1
Deposit thumbnail

MreB-dependent inhibition of cell elongation during the escape from competence in <em>Bacillus subtilis</em>

Nicolas N. Mirouze , Cécile Ferret , Zhizhong Yao , Arnaud Chastanet , Rut R. Carballido y Lopez

PLoS Genetics, 2015, 11 (6), ⟨10.1371/journal.pgen.1005299⟩

Article dans une revue hal-02631205v1
Deposit thumbnail

An early cytoplasmic step of peptidoglycan synthesis is associated to MreB in Bacillus subtilis

Anne-Stéphanie Rueff , Arnaud Chastanet , Julia Dominguez-Escobar , Zhizhong Yao , James Yates et al.

Molecular Microbiology, 2014, 91 (2), pp.348-362. ⟨10.1111/mmi.12467⟩

Article dans une revue hal-01204305v1
Deposit thumbnail

The actin-like MreB proteins in Bacillus subtilis : a new turn

Arnaud Chastanet , Rut Carballido y Lopez

Frontiers in Bioscience (Scholar edition), 2012, 4 (2), pp.1582-1606

Article dans une revue hal-01204352v1
Deposit thumbnail

Just-in-time control of Spo0A synthesis in Bacillus subtilis by multiple regulatory mechanisms

Arnaud Chastanet , Richard Losick

Journal of Bacteriology, 2011, 193 (22), pp.6366-6374. ⟨10.1128/JB.06057-11⟩

Article dans une revue hal-02646299v1
Deposit thumbnail

Processive Movement of MreB-Associated Cell Wall Biosynthetic Complexes in Bacteria

Julia Dominguez Escobar Dominguez Escobar , Arnaud Chastanet , Alvaro H. A. H. Crevenna , Vincent V. Fromion , Roland R. Wedlich-Söldner et al.

Science, 2011, 333 (6039), pp.225-2258. ⟨10.1126/science.1203466⟩

Article dans une revue hal-01000382v1
Deposit thumbnail

Broadly heterogeneous activation of the master regulator for sporulation in Bacillus subtilis

Arnaud Chastanet , Dennis Vitkup , Guo-Cheng Yuan , Thomas M Norman , Jun S Liu et al.

Proceedings of the National Academy of Sciences of the United States of America, 2010, 107 (18), pp.8486-8491. ⟨10.1073/pnas.1002499107⟩

Article dans une revue hal-02667835v1
Deposit thumbnail

Parallel pathways of repression and antirepression governing the transition to stationary phase in Bacillus subtilis

Allison V Banse , Arnaud Chastanet , Lilah Rahn-Lee , Errett C Hobbs , Richard Losick

Proceedings of the National Academy of Sciences of the United States of America, 2008, 105 (40), pp.15547-15552. ⟨10.1073/pnas.0805203105⟩

Article dans une revue hal-02665284v1

Engulfment during sporulation in Bacillus subtilis is governed by a multi-protein complex containing tandemly acting autolysins

Arnaud Chastanet , Richard Losick

Molecular Microbiology, 2007, 64 (1), pp.139-152. ⟨10.1111/j.1365-2958.2007.05652.x⟩

Article dans une revue hal-02662352v1
Deposit thumbnail

New vector for efficient allelic replacement in naturally nontransformable, low-GC-content, gram-positive bacteria

Maryvonne Arnaud , Arnaud Chastanet , Michel Debarbouille

Applied and Environmental Microbiology, 2004, 70 (11), pp.6887-6891. ⟨10.1128/AEM.70.11.6887-6891.2004⟩

Article dans une revue hal-02681992v1
Deposit thumbnail

clpB, a novel member of the Listeria monocytogenes CtsR regulon, is involved in virulence but not in general stress tolerance

Arnaud Chastanet , Isabelle Derre , Shamila Nair , Tarek Msadek

Journal of Bacteriology, 2004, 186 (4), pp.1165-74. ⟨10.1128/JB.186.4.1165–1174.2004⟩

Article dans une revue hal-02671057v1

Clp ATPases are required for stress tolerance, intracellular replication and biofilm formation in Staphylococcus aureus

Dorte Frees , Arnaud Chastanet , Saara Qazi , Karen Sørensen , Philip Hill et al.

Molecular Microbiology, 2004, 54 (5), pp.1445-1462. ⟨10.1111/j.1365-2958.2004.04368.x⟩

Article dans une revue hal-02683451v1

Comparative genomics reveal novel heat shock regulatory mechanisms in Staphylococcus aureus and other Gram-positive bacteria

Arnaud Chastanet , Juliette Fert , Tarek Msadek

Molecular Microbiology, 2003, 47 (4), pp.1061-1073. ⟨10.1046/j.1365-2958.2003.03355.x⟩

Article dans une revue hal-02679452v1
Deposit thumbnail

ClpP of Streptococcus salivarius is a novel member of the dually regulated class of stress response genes in gram-positive bacteria

Arnaud Chastanet , Tarek Msadek

Journal of Bacteriology, 2003, 185 (2), pp.683-687. ⟨10.1128/JB.185.2.683-687.2003⟩

Article dans une revue hal-02682899v1
Deposit thumbnail

Regulation of Streptococcus pneumoniae clp genes and their role in competence development and stress survival

Arnaud Chastanet , Marc Prudhomme , Jean Pierre Claverys , Tarek Msadek

Journal of Bacteriology, 2001, 183 (24), pp.7295-7307. ⟨10.1128/JB.183.24.7295-7307.2001⟩

Article dans une revue hal-02683196v1
Deposit thumbnail

Inhibition of homologous recombination by the plasmid MucA'B complex

Claude Venderbure , Arnaud Chastanet , François Boudsocq , Suzanne Sommer , Adriana Bailone

Journal of Bacteriology, 1999, 181 (4), pp.1249-1255. ⟨10.1128/JB.181.4.1249-1255.1999⟩

Article dans une revue hal-02692117v1

Complex spatiotemporal expression of termination factor Rho highlights its involvement in spore morphogenesis and revival in Bacillus subtilis

Vladimir Bidnenko , Arnaud Chastanet , Christine Péchoux , Yulia Redko-Hamel , Sylvain Durand et al.

BACELL Meeting 2023, Jun 2023, Stuggart, Germany

Communication dans un congrès hal-04164602v1

How cells build their wall: a multidisciplinary approach

Arnaud Chastanet

Séminaire invité - Laboratoire IAME - INSERM, Hôpital Bichat, Imane El Meouche, Dec 2022, Paris, France

Communication dans un congrès hal-04283839v1

Ultrastructure and dynamics of actin-like MreB filaments in Bacillus subtilis

Arnaud Chastanet

Paris-Saclay Microbe Day, Mar 2019, Gif s/Yvette, France

Communication dans un congrès hal-04283827v1

Beyond the helical world: a super-resolution approach reveals the sub-diffraction limited structure of the actin-like cytoskeletal protein MreB in B. subtilis

Arnaud Chastanet

Bacell 2016, Stéphane Aymerich; Matthieu Julles, Apr 2016, Paris, France

Communication dans un congrès hal-04286352v1

Beyond the helical world: a super-resolution approach reveals the sub-diffraction limited structure of the actin-like cytoskeletal protein MreB in B. subtilis

Arnaud Chastanet

Plant and Bacterial cytoskeleton - Gordon Research Conference, Magdalena Bezanilla, Aug 2016, Andover, NH, United States

Communication dans un congrès hal-04286367v1

Au delà de la limite de diffraction: exemple de l’apport des approches de super-résolution dans l’étude de la synthèse de la paroi bactérienne

Arnaud Chastanet

7ème journées Scientifiques et Techniques du RµI, Nov 2016, Jouy-en-Josas, France

Communication dans un congrès hal-04286390v1

A controversial view of the bacterial "cytoskeletal" protein MreB dynamics

Arnaud Chastanet

Séminaire invité - Dpt of Microbiology, Immunology and Cancer biology - University of Virginia, Isabelle Derré, Feb 2016, Charlottesville (Virginia), United States

Communication dans un congrès hal-04286335v1

Role of the actin-like “cytoskeleton” in the control of cell shape in bacteria

Arnaud Chastanet

Séminaire invité - Laboratoire SQPOV - INRA Avignon, Véronique Brousolle, Jul 2014, Avignon, France

Communication dans un congrès hal-04286413v1

Role of the essential WalKR 2-component system in lethality of mreB mutants in Bacillus subtilis.

Arnaud Chastanet

7th international conference on Gram-positive micro-organisms (17th International Conference on Bacilli), Marta Perego, Jun 2013, Montecatini, Italy

Communication dans un congrès hal-04286423v1

La synthèse de la paroi et le rôle du cytosquelette dans l’acquisition de la forme chez les bactéries non-sphériques

Arnaud Chastanet

Séance publique commune Académie des sciences et Académie d’agriculture de France, Mar 2012, Paris, France

Communication dans un congrès hal-04286488v1

MreB dynamics and morphogenetic function in Bacillus subtilis

Arnaud Chastanet

Bacterial cell surfaces - Gordon Research Conference, Kevin Young; Tracy Palmer, Jun 2012, Mont Snow, Vt, United States

Communication dans un congrès hal-04286435v1

MreB dynamics and morphogenetic function in Bacillus subtilis

Arnaud Chastanet

4th ASM conference on Prokaryotic and Cell Biology Development, May 2012, Montréal, Canada

Communication dans un congrès hal-04286447v1

Broad heterogeneity in Spo0A activation controls cell fate

Arnaud Chastanet

Séminaire invité - Laboratoire LCB - Marseille, Tam Mignot, Mar 2010, Marseille, France

Communication dans un congrès hal-04286497v1

A SYSTEMS BIOLOGY APPROACH TO UNDERSTANDING HOW BACILLUS MAKES UP ITS MIND

Arnaud Chastanet

BLAST X, Jan 2009, Cuernavaca, Mexico

Communication dans un congrès hal-04286734v1

Heterogeneity in Spo0A activation drives bimodality during sporulation in B. subtilis

Arnaud Chastanet

15TH ANNUAL BOSTON BACTERIAL MEETING, Jun 2009, Cambridge, Ma, United States

Communication dans un congrès hal-04286696v1

Stress, competence and virulence: role and regulation of clp genes in Streptococcus pneumoniae

Arnaud Chastanet

7th Molecular Microbiology Meeting – Bacterial Pathogenesis - Institut Pasteur, Mar 2002, Paris, France

Communication dans un congrès hal-04286796v1

Stress, competence and virulence: role and regulation of clp genes in Streptococcus pneumoniae

Arnaud Chastanet

Resistance and virulence of Gram-positive bacteria, French Society for Microbiology, Institut Pasteur, Dec 2001, Paris, France

Communication dans un congrès hal-04286812v1
Deposit thumbnail

CozEs Control Membrane Homeostasis During Sporulation in Bacillus subtilis

Paprapach Wongdontree , Dimitri Juillot , Charlène Cornilleau , Arnaud Chastanet , Rut Carballido-López

2025 Great Wall Symposium, Sep 2025, Catania, Italy

Poster de conférence hal-05304697v1

Polymerization of a bacterial actin-like MreB reveals actin-like and actin-unlike properties

Wei Mao , Lars D. Renner , Charlène Cornilleau , Sarah Benlamara , Inès Li de la Sierra-Gallay et al.

21th International conference on Bacilli and Gram-Positive bacteria, Jun 2022, Prague (Czech Republic), Czech Republic

Poster de conférence hal-04283802v1

Biochemical characterization of MreB from a Gram-positive bacterium

Wei Mao , Arnaud Chastanet , Aurélie Bertin , Rut Carballido-López

6th Great Wall symposium, Sep 2019, Paris, France

Poster de conférence hal-04283812v1

A screen for suppressor of mbl/mreB mutants suggests a link between YmcA, YmdB and cell shape control

Charlène Cornilleau , Alba de San Eustaquio-Campillo , Rut Carballido-López , Arnaud Chastanet

6th Great Wall symposium, Sep 2019, Paris, France

Poster de conférence hal-04283807v1

Depleting essential proteins of the peptidoglycan elongation machinery affects the localization and dynamics of the cytoskeletal MreB protein in B. subtilis

Arnaud Chastanet , Charlène Cornilleau , Rut Carballido-López

20th International conference on Bacilli and Gram+ bacteria, Jul 2019, Washington DC, United States

Poster de conférence hal-04283821v1

Screening of cell width determinants of Bacillus subtilis by HCS microscopy

Dimitri Juillot , N Deboosere , A Vandeputte , P Evouna-Mengue , V Lejard et al.

6th Great Wall symposium, Sep 2019, Paris, France

Poster de conférence hal-04283815v1

Contrasting mechanisms of growth in two model rod-shaped bacteria

Cyrille Billaudeau , Arnaud Chastanet , Yao Zhizhong , Cornilleau Charlène , Mirouze Nicolas et al.

19th International Conference on Bacilli and Gram-Positive Bacteria, Jun 2017, Berlin (Germany), Germany

Poster de conférence hal-04286256v1

Beyond the helical world: a super-resolution approach reveals the sub-diffraction limited structure of the actin-like cytoskeletal protein MreB in B. subtilis

Arnaud Chastanet , Zhizhong Yao , Cyrille Billaudeau , Charlène Cornilleau , Rut Carballido-López

Plant and Bacterial cytoskeleton - Gordon Research Conference, Aug 2016, Andover, NH, United States

Poster de conférence hal-04286369v1

Benefits of Super-resolution approaches: case study with the membrane-associated actin-like protein MreB of B. subtilis

Arnaud Chastanet , Cyrille Billaudeau , Rut Carballido-López

symposium de microscopie photonique, Apr 2015, Jouy-en-Josas, France

Poster de conférence hal-04286405v1

Cell Wall synthesis and role of bacterial cytoskeleton in shape acquisition and maintenance in non-spherical bacteria

Arnaud Chastanet , Zhizhong Yao , Rut Carballido-López

BioImaging advanced Training (BIAT) course, Dec 2013, Gif s/Yvette, France

Poster de conférence hal-04286429v1

MreB motion in Bacillus subtilis: the need for speed?

Arnaud Chastanet , Julia Dominguez-Escobar , Célia Palcy , Rueff Anne-Stéphanie , Roland Wedlich-Söldner et al.

4th ASM conference on Prokaryotic and Cell Biology Development, May 2012, Montréal, Canada

Poster de conférence hal-04286466v1

Characterization of mreB and mbl suppressor mutants in Bacillus subtilis

Arnaud Chastanet , Elodie E. Marchadier , Anne-Stephanie Rueff , Vincent Fromion , Rut Carballido-López

Bacterial Network 2010, Sep 2010, San Feliu de Guixols, Spain

Poster de conférence hal-04286513v1

Heterogeneity in Spo0A activation

Arnaud Chastanet , Dennis Vitkup , Guocheng Yuan , Thomas M. Norman , Jun Liu et al.

3rd ASM conference on Prokaryotic Development, Jun 2009, Cambridge, Ma, United States

Poster de conférence hal-04286677v1

Multiple levels of regulation control the proper timing of spo0A expression

Arnaud Chastanet , Richard Losick

3rd ASM conference on Prokaryotic Development, Jun 2009, Cambridge, Ma, United States

Poster de conférence hal-04286661v1

Developing a quantitative model for the genetic circuitry controlling entry into sporulation

Arnaud Chastanet , Guocheng Yuan , Thomas M. Norman , Jun Liu , Richard Losick

14TH ANNUAL BOSTON BACTERIAL MEETING, Jun 2008, Cambridge, Ma, United States

Poster de conférence hal-04286715v1

Identifying new developmental genes in Streptomyces

Arnaud Chastanet , Dan Kearns , Richard Losick

2nd ASM Conference on Prokaryotic Development, Jul 2005, Vancouver, Canada

Poster de conférence hal-04286764v1

ClpB, a novel member of the Listeria monocytogenes CtsR regulon, is involved in virulence but not in general stress tolerance

Arnaud Chastanet , Isabelle Derré , Shamila Nair , Tarek Msadek

12th International Conference on Bacilli, Jun 2003, Baveno, Italy

Poster de conférence hal-04286787v1

Stress response gene regulation in Staphylococcus aureus: a new regulatory mechanism of chaperone expression revealed in Gram-positive bacteria

Arnaud Chastanet , Tarek Msadek

12th International Conference on Bacilli, Jun 2003, Baveno, Italy

Poster de conférence hal-04286784v1

Stress, competence and virulence: role and regulation of clp genes in Streptococcus pneumoniae

Arnaud Chastanet , Marc Prudhomme , Jean-Pierre Claverys , E Azoulay-Dupuis , Tarek Msadek

6th ASM Conference on Streptococcal Genetics, Apr 2002, Asheville, NC, United States

Poster de conférence hal-04286809v1

Functional analysis of clp genes in Streptococcus pneumoniae

Arnaud Chastanet , Marc Prudhomme , Jean-Pierre Claverys , Tarek Msadek

11th International Conference on Bacilli, Jun 2001, San Diego (CA), United States

Poster de conférence hal-04286826v1

clp gene regulation in Staphylococcus aureus

Arnaud Chastanet , Tarek Msadek

11th International Conference on Bacilli, Jun 2001, San Diego (CA), United States

Poster de conférence hal-04286828v1

ATP-driven membrane binding and polymerization of bacterial actin MreB promotes local membrane fluidization

Ingrid Adriaans , Ana Álvarez-Mena , Céline Dinet , Estelle Morvan , Kee Siang Lim et al.

2026

Pré-publication, Document de travail hal-05527490v1
Deposit thumbnail

Complex sporulation-specific expression of transcription termination factor Rho highlights its involvement in Bacillus subtilis cell differentiation

Vladimir Bidnenko , Arnaud Chastanet , Christine Péchoux , Yulia Redko-Hamel , Olivier Pellegrini et al.

2023

Pré-publication, Document de travail (preprint/prepublication) hal-04328824v1

Polymerization cycle of actin homolog MreB from a Gram-positive bacterium

Wei Mao , Lars Renner , Charlène Cornilleau , Ines Li de la Sierra-Gallay , Sarah Benlamara et al.

2023

Pré-publication, Document de travail (preprint/prepublication) hal-04287124v1
Deposit thumbnail

Termination factor Rho mediates transcriptional reprogramming of Bacillus subtilis stationary phase

Vladimir Bidnenko , Pierre Nicolas , Cyprien Guérin , Sandra Dérozier , Arnaud Chastanet et al.

2022

Pré-publication, Document de travail hal-03931118v1

A high content microscopy screening identifies new genes involved in cell width control in Bacillus subtilis

Dimitri Juillot , Charlène Cornilleau , Nathalie Deboosere , Cyrille Billaudeau , Parfait Evouna-Mengue et al.

2021

Pré-publication, Document de travail hal-03370372v1
Deposit thumbnail

Validation of the 3-under-2 principle of cell wall growth in Gram-positive bacteria by simulation of a simple coarse-grained model

Marc Dinh , Loic Strafella , Pierre Flores , Arnaud Chastanet , R. Carballido-López et al.

2020

Pré-publication, Document de travail hal-01608909v1
Deposit thumbnail

Mécanismes moléculaires de l’acquisition de la forme cellulaire chez Bacillus subtilis

Arnaud Chastanet

Sciences du Vivant [q-bio]. Université Paris-Sud (Faculté des sciences d'Orsay), 2015

HDR tel-04283793v1