Arnaud Chastanet

Identifiants chercheurs

IdHAL :

arnaud-chastanet

ORCID :

0000-0003-0320-4861

IdRef :

089053672

Publications

Article dans une revue (26)

RagB stimulates the activity of the peptidoglycan polymerase RodA in Bacillus subtilis Frédérique Pompeo,Elodie Foulquier,Arnaud Chastanet,Leon Espinosa,Cyrille Billaudeauet al. EMBO Reports, In press, 26 (18), pp.4587-4606. ⟨10.1038/s44319-025-00547-w⟩ Article dans une revue hal-05213420v1
Termination factor Rho mediates transcriptional reprogramming of Bacillus subtilis stationary phase Vladimir Bidnenko,Pierre Nicolas,Cyprien Guérin,Sandra Dérozier,Arnaud Chastanetet al. PLoS Genetics, 2023, 19 (2), pp.e1010618. ⟨10.1371/journal.pgen.1010618⟩ Article dans une revue hal-03974108v1
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 Afensisset al. eLife, 2023, 12, ⟨10.7554/eLife.84505⟩ Article dans une revue hal-04245770v1
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-Mengueet al. mSystems, 2021, 6 (6), pp. e01017-21. ⟨10.1128/mSystems.01017-21⟩ Article dans une revue hal-04071570v1
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
Dynamic Membrane Localization of RNase Y in Bacillus subtilis Lina Hamouche,Cyrille Billaudeau,Anna Rocca,Arnaud Chastanet,Saravuth Ngoet al. mBio, 2020, ⟨10.1128/mBio.03337-19⟩ Article dans une revue hal-02918505v1
MreB forms subdiffraction nanofilaments during active growth in &lt;em&gt;Bacillus subtilis&lt;/em&gt; 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
&lt;em&gt;Shigella&lt;/em&gt; Mreb promotes polar IcsA positioning for actin tail formation Sina Krokowski,Sharanjeet Atwal,Damiaprimen Lobato-Marquez,Arnaud Chastanet,Rut Carballido y Lopezet 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 Angeliset 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
PamR, a new MarR-like regulator affecting prophages and metabolic genes expression in &lt;em&gt;Bacillus subtilis&lt;/em&gt; 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
Contrasting mechanisms of growth in two model rod-shaped bacteria Cyrille Billaudeau,Arnaud Chastanet,Zhizhong Yao,Charlène Cornilleau,Nicolas N. Mirouzeet al. Nature Communications, 2017, 8, ⟨10.1038/ncomms15370⟩ Article dans une revue hal-02619986v1
MreB-dependent inhibition of cell elongation during the escape from competence in &lt;em&gt;Bacillus subtilis&lt;/em&gt; 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
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 Yateset al. Molecular Microbiology, 2014, 91 (2), pp.348-362. ⟨10.1111/mmi.12467⟩ Article dans une revue hal-01204305v1
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
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-Söldneret al. Science, 2011, 333 (6039), pp.225-2258. ⟨10.1126/science.1203466⟩ Article dans une revue hal-01000382v1
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
Broadly heterogeneous activation of the master regulator for sporulation in Bacillus subtilis Arnaud Chastanet,Dennis Vitkup,Guo-Cheng Yuan,Thomas M Norman,Jun S Liuet 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
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
Clp ATPases are required for stress tolerance, intracellular replication and biofilm formation in Staphylococcus aureus Dorte Frees,Arnaud Chastanet,Saara Qazi,Karen Sørensen,Philip Hillet al. Molecular Microbiology, 2004, 54 (5), pp.1445-1462. ⟨10.1111/j.1365-2958.2004.04368.x⟩ Article dans une revue hal-02683451v1
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
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
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
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
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
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

Communication dans un congrès (17)

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 Durandet 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 &quot;cytoskeletal&quot; 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

Poster de conférence (21)

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-Gallayet al. 21th International conference on Bacilli and Gram-Positive bacteria, Jun 2022, Prague (Czech Republic), Czech Republic Poster de conférence hal-04283802v1
Screening of cell width determinants of Bacillus subtilis by HCS microscopy Dimitri Juillot,N Deboosere,A Vandeputte,P Evouna-Mengue,V Lejardet al. 6th Great Wall symposium, Sep 2019, Paris, France Poster de conférence hal-04283815v1
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
Contrasting mechanisms of growth in two model rod-shaped bacteria Cyrille Billaudeau,Arnaud Chastanet,Yao Zhizhong,Cornilleau Charlène,Mirouze Nicolaset 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-Söldneret 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
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
Heterogeneity in Spo0A activation Arnaud Chastanet,Dennis Vitkup,Guocheng Yuan,Thomas M. Norman,Jun Liuet al. 3rd ASM conference on Prokaryotic Development, Jun 2009, Cambridge, Ma, United States Poster de conférence hal-04286677v1
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

Chapitre d'ouvrage (2)

Processing TIRF Microscopy Images to Characterize the Dynamics and Morphology of Bacterial Actin-Like Assemblies Cyrille Billaudeau,Arnaud Chastanet,Rut Carballido-Lopez Cytoskeleton dynamics: methods and protocols, methods in molecular biology, pp.135-145, 2020, ⟨10.1007/978-1-0716-0219-5_9⟩ Chapitre d'ouvrage hal-02918513v1
Methods for Studying Membrane-Associated Bacterial Cytoskeleton Proteins In Vivo by TIRF Microscopy Charlène Cornilleau,Arnaud Chastanet,Cyrille Billaudeau,Rut Carballido-Lopez Cytoskeleton Dynamics: Methods and Protocols, Methods in Molecular Biology, 2101, pp.123-133, 2020, ⟨10.1007/978-1-0716-0219-5_8⟩ Chapitre d'ouvrage hal-02918510v1

Pré-publication, Document de travail (6)

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 Limet al. 2026 Pré-publication, Document de travail hal-05527490v1
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 Pellegriniet 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 Benlamaraet al. 2023 Pré-publication, Document de travail (preprint/prepublication) hal-04287124v1
Termination factor Rho mediates transcriptional reprogramming of Bacillus subtilis stationary phase Vladimir Bidnenko,Pierre Nicolas,Cyprien Guérin,Sandra Dérozier,Arnaud Chastanetet 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-Mengueet al. 2021 Pré-publication, Document de travail hal-03370372v1
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-Lópezet al. 2020 Pré-publication, Document de travail hal-01608909v1

Thèse (1)

Etude des gènes de réponse aux stress chez les bactéries pathogènes à Gram positif Arnaud Chastanet Sciences du Vivant [q-bio]. Université Paris VII, 2003. Français. ⟨NNT : ⟩ Thèse tel-04283781v1

HDR (1)

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