Assistant Professor


Université de Strasbourg / CNRS UMR7156
Génétique Moléculaire, Génomique, Microbiologie.
Batiment IPCB, 4 Allée Konrad Roentgen, 67000 Strasbourg, France

 : Cbadel[at]

 : + 33 (0)368851973

Research interests

  • Archaeal genomics and evolution
  • Archaeal organohalide degradation and resistance


Since 2022: Maître de Conférences (Assistant Professor), Université de Strasbourg and GMGM (UMR 7156), France

2019-2022: Post-doctoral Fellow with Stephen D. Bell, Indiana University, USA.

2016-2019: PhD student with Jacques Oberto, I2BC; France.


2019: PhD in Biology, Université Paris-Saclay, France

2012-2016 - Student “normalien“ at École Normale Supérieure (ENS) de Lyon, France.

2013-2015 - Master “BioSciences“, École Normale Supérieure (ENS) de Lyon, France

2012-2013 - Licence “BioSciences“, École Normale Supérieure (ENS) de Lyon, France


2021-2023: Organizing committee of Archaea Power Hour (APH) – Europa, a virtual seminar series for the European Archaeal community.

Awards and Honors

2016-2019 : Ph. D. grant from the French Ministry of research.

2012-2016: Scholarship from the École Normale Supérieure (ENS) of Lyon, France.

List of publications


Chromosome organization affects genome evolution in Sulfolobus archaea. C. Badel, R. Y. Samson and and S. D. Bell. Nature Microbiology 7, pages 820–830 (2022)


Archaeal tyrosine recombinases. C. Badel*, V. Da Cunha*, J. Oberto. FEMS Microbiology Reviews volume 45, Issue 4, fuab004 


Pervasive suicidal integrases in deep-sea archaea. C. Badel, V. Da Cunha, P. Forterre, J. Oberto. Molecular biology and evolution 37 (6), 1727-1743

WASPS: web-assisted symbolic plasmid synteny server. Catherine Badel, Violette Da Cunha, Ryan Catchpole, Patrick Forterre, Jacques Oberto. Bioinformatics, btz745 


The global distribution and evolutionary history of the pT26-2 archaeal plasmid family. Catherine Badel, Gaël Erauso, Annika L. Gomez, Ryan Catchpole, Mathieu Gonnet, Jacques Oberto, Patrick Forterre and Violette Da Cunha. Environmental Microbiology (2019) 21(12), 4685–4705

Variation of bacterial biodiversity from saline soils and estuary sediments present near the Mediterranean Sea coast of Camargue (France). Jorge R. Osman, Christophe Regeard, Catherine Badel, Gustavo Fernandes, Michael S. DuBow.. Antonie van Leeuwenhoek 112: 351


Flipping chromosomes in deep-sea archaea. Matteo Cossu, Catherine Badel, Ryan Catchpole, Danièle Gadelle, Evelyne Marguet, Valérie Barbe, Patrick Forterre, Jacques Oberto. PLoS Genet 13(6): e1006847.