Author

Elisabeth Billard

InsermORCID 0000-0002-6066-4584Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Signature Assays, Organisms & Methods

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Organism:E. coli· 2 Approach:experimental assay· 2 Research Focus:host-pathogen & immune response· 1 Assay:proteomics· 1

Frequent Co-Authors

Helene Botchorichvili· 2 shared Laure JournetiD· 2 shared Nicolas BarnichiD· 2 shared A. BireriD· 1 shared Anthony BuissoniD· 1 shared Benoît ChassaingiD· 1 shared Bruno PereiraiD· 1 shared Caroline ChevariniD· 1 shared

Activity by Year

2026-2026 · peak 2/yr

Co-Author Collaboration Network

10 top collaborators · 39 mutual co-author links

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2 shared papersMicrobiology

Helene Botchorichvili

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2 papers

Recent·Most cited

Type 6 secretion systems of adherent-invasive Escherichia coli isolated from Crohn's disease patients shape intestinal microbiota.

Helene Botchorichvili, Sébastien Massier, Benoît Chassaing, A. Birer, Caroline Chevarin, Gwladys Sevrin, Michael Rodrigues, Sylvain Denis, Ivan Wawrzyniak, Éric Peyretaillade, Richard Bonnet, Bruno Pereira, Matthieu Allez, Philippe Seksik, Jérémy Denizot, , Elisabeth Billard

This study shows that T6SS genes are more prevalent in Crohn's disease patients' microbiota and functionally impact gut microbiota composition in mice.

bioRxiv · Oct 10, 2026 · PreprintMicrobiology

Insights Into an Antibacterial Type VI Membrane-Disrupting Effector Of Adherent Invasive Escherichia coli

Maïalène Chabalier, Helene Botchorichvili, Lilly M Billard, Eric Cascalès, Nicolas Barnich, Elisabeth Billard, Laure Journet

This study characterizes TmeAIEC, a T6SS effector from AIEC that disrupts bacterial membranes, and identifies its immunity protein TmiAIEC and key determinants for its activity.

bioRxiv · Oct 10, 2026 · PreprintMicrobiology