Projects per year
Personal profile
Diplomas
PhD in Biological Sciences
Master in Biological Sciences
Areas of expertise
Molecular Biology
Microbiology
Bacterial Genetics
Awards
2023 FNRS Senior Research Associate
2019-2024 WEL Research Institute Investigator
2015-2023 FNRS Research Associate
2016-2020 Member of the Alumni College (Royal Academy of Belgium)
2009-2012 FNRS Postdoctoral Researcher Fellowship
2008-2009 Long-term EMBO Fellowship
2005 Short-term EMBO Fellowship; Short-term FNRS Fellowship
2001-2005 FRIA Fellowship
2000-2001 Adrien Bauchau Prize
Introduction
Positions
2023 FNRS Senior Research Associate
2019 Associate Professor
2015-2023 FNRS Research Associate
2009-2015 Group leader in Bacterial Cell cycle and Development (BCcD)
2008-2009 Postdoctoral fellow in Bacterial Development (Jenal lab, Biozentrum, Basel, Switzerland)
2006-2008 Postdoctoral fellow in Bacterial Genetics (Van Melderen lab, ULB, Gosselies, Belgium)
Education
2001-2006 PhD in Biological Sciences (De Bolle lab, UNamur, Namur, Belgium)
2005 Visiting Researcher (Jacobs-Wagner lab, Yale University, New Haven, USA)
1996-2001 Master in Biological Sciences (De Bolle Lab, UNamur, Namur, Belgium)
Education/Academic qualification
Doctor of Science, University of Namur
Award Date: 1 Jan 2007
Master of Biological Science, University of Namur
Award Date: 1 Jan 2001
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Dive into the research topics where Regis Hallez is active. These topic labels come from the works of this person. Together they form a unique fingerprint.
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Collaborations and top research areas from the last five years
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Projects
- 26 Finished
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Molecular characterization of the cellular processes targeted by the second messenger (p)ppGpp in free-living and pathogenic bacteria
Hallez, R. (PI)
1/10/23 → 31/05/24
Project: Research
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Role of the RNA polymerase-associated protein ArpA in the stress response of diverse α-proteobacteria and the virulence of Brucella abortus
Leger, L. (PI) & Hallez, R. (Supervisor)
1/10/23 → 30/09/25
Project: Research
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Deciphering the RNA-mediated allosteric regulations of the bifunctional (p)ppGpp synthetase/hydrolase enzyme in α- proteobacteria
Soares Maio, J. P. (PI) & Hallez, R. (Supervisor)
1/10/23 → 30/09/25
Project: Research
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Characterisation of the functional interplay between the (p)ppGpp alarmone and alternative sigma factors in Caulobacter crescentus
Saxena, A. (PI) & Hallez, R. (Supervisor)
1/01/23 → 30/09/24
Project: Research
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SPOT ON: SpoT regulation during infectiON - C2W
Ronneau, S. (PI), Hallez, R. (CoPI) & De Bolle, X. (CoPI)
1/10/22 → 30/09/24
Project: Research
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Polyphosphate synthesis is essential for phosphate and ATP homeostasis during nutrient upshift
White, M. L., Mortier, J., Granqvist, L., Omnus, D. J., Louski, M., Crang, N., Aldikacti, B., Migeot, V., Chien, P., Hennequart, M., Hallez, R. & Jonas, K., 9 Jun 2026, In: Proceedings of the National Academy of Sciences of the United States of America. 123, 23, e2531128123.Research output: Contribution to journal › Article › peer-review
Open AccessFile15 Downloads (Pure) -
Stress-Induced Iron-Sulfur Cluster Damage as a Conserved Trigger of the Stringent Response
Michaud, E., Ricci, L., Lallement, C., Barquist, L., Cattoir, V., Michaux, C., Hallez, R. & Ronneau, S., 2 Mar 2026, In: Nature Communications. 17, 3559Research output: Contribution to journal › Article › peer-review
Open AccessFile11 Downloads (Pure) -
A metabolic hierarchy directs cell cycle transition and morphogenesis
Agrawal, S., Chandramouli, A., Ganie, H. A., Mohela , K., Puthalath, I. R., Mony, B., Jenal, U., Kamat, S., Hallez, R. & Radhakrishnan, S. K., 2025, In: bioRxiv.Research output: Contribution to journal › Article › peer-review
File2 Downloads (Pure) -
Cross-regulation of (p)ppGpp and c-di-GMP pathways controls a cell-cycle transition
Jaboulay, C., Dugelay, C., Soares Maio, J. P., Beillevaire, K., Vogeleer, P., Vinella, D., Létisse, F., Hallez, R., Wang, B., Terradot, L. & Guzzo, M., 2025, In: bioRxiv.Research output: Contribution to journal › Article › peer-review
File11 Downloads (Pure) -
Functional interplay between (p)ppGpp and RNAP in Acinetobacter baumannii
Perrier, A., Budin-Verneuil, A. & Hallez, R., Dec 2025, In: Plos Pathogens. 21, 12 December, e1013795.Research output: Contribution to journal › Article › peer-review
Open AccessFile12 Downloads (Pure)
Prizes
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FRS-FNRS Postdoctoral Researcher Fellowship
Hallez, R. (Recipient), 2009
Prize: Fellowship awarded competitively
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Activities
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One-day symposium on peptidoglycan "The peptidoglycan Scaffold"
Hallez, R. (Organiser) & De Bolle, X. (Organiser)
27 Nov 2025Activity: Participating in or organising an event types › Participation to a Symposium, a study Day
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EMBO Conference: Bacterial Morphogenesis, Survival and Virulence
Hallez, R. (Invited Speaker)
31 Jan 2025 → 7 Feb 2025Activity: Participating in or organising an event types › Participation in conference
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Mini symposium MMSB (University of Lyon)
Hallez, R. (Invited Speaker)
30 Sept 2024Activity: Participating in or organising an event types › Participation in workshop, seminar, course
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EMBO conference : Bacterial networks (BacNet24)
Hallez, R. (Speaker)
15 Sept 2024 → 20 Sept 2024Activity: Participating in or organising an event types › Participation in conference
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Annual Meeting of the Namur Research Pole in Infectiology (NaRePI)
Hallez, R. (Member of Organizing Committee), De Bolle, X. (Member of Organizing Committee), Matroule, J.-Y. (Member of Organizing Committee), Renzi, F. (Member of Organizing Committee), Lima Mendez, G. (Member of Organizing Committee), Vincent, S. (Member of Organizing Committee) & van Scherpenzeel Thim, V. (Member of Organizing Committee)
4 Dec 2023Activity: Participating in or organising an event types › Participation to a Symposium, a study Day
Thesis
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Caractérisation de l'histidine kinase PdhS et de son implication dans l'asymétrie de Brucella abortus
Hallez, R. (Author), Vandenhaute, J. (Supervisor), De Bolle, X. (Co-Supervisor), MATROULLE, Y. (Jury), O'Callaghan, D. (Jury) & VAN MELDEREN, L. (Jury), 1 Jun 2007Student thesis: Doc types › Doctor of Sciences
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Sélection de peptides aptamères inhibiteurs de l'expression dépendante du couple régulateur-promoteur LuxR-pluxl
Hallez, R. (Author), De Bolle, X. (Supervisor), 2001Student thesis: Master types › Master in Biochemistry and molecular and cellular Biology
File
Press/Media
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New Bacterial Infections and Mycoses Study Findings Have Been Reported by Researchers at University of Namur (Stress-induced iron-sulfur cluster damage as a conserved trigger of the bacterial stringent response)
12/03/26
1 item of Media coverage
Press/Media: Expert Comment