Arnaud Kengmo Tchoupa
@kengmo.bsky.social
Scientist (AMR, lipids, host-pathogen interactions) in Tübingen (Germany). 🇨🇲
Pinned
Arnaud Kengmo Tchoupa
@kengmo.bsky.social
· Sep 11
Grateful to the DFG for funding our project on how Staphylococcus aureus reprograms host lipids in the context of infection and inflammation. Thanks to @andreaspeschel.bsky.social @cmfi.bsky.social and everyone supporting us!
Reposted by Arnaud Kengmo Tchoupa
Excited to announce the upcoming 2026 Microbial Toxins and Pathogenicity GRC and GRS meeting taking place July 12 - 17, 2026 at Waterville Valley in New Hampshire. This meeting will be chaired by yours truly and co-chaired by
@sunnyshinlab.bsky.social www.grc.org/microbial-to...
@sunnyshinlab.bsky.social www.grc.org/microbial-to...
2026 Microbial Toxins and Pathogenicity Conference GRC
The 2026 Gordon Research Conference on Microbial Toxins and Pathogenicity will be held in Waterville Valley, New Hampshire. Apply today to reserve your spot.
www.grc.org
January 24, 2026 at 1:57 PM
Excited to announce the upcoming 2026 Microbial Toxins and Pathogenicity GRC and GRS meeting taking place July 12 - 17, 2026 at Waterville Valley in New Hampshire. This meeting will be chaired by yours truly and co-chaired by
@sunnyshinlab.bsky.social www.grc.org/microbial-to...
@sunnyshinlab.bsky.social www.grc.org/microbial-to...
Reposted by Arnaud Kengmo Tchoupa
The @dmf-unil.bsky.social is supporting the application of a candidate for the SNSF/ERC Starting Grant (deadline 5th of May). Reach out to me if you are interested. We are collecting CV’s until the 8th of Feb. We can offer a stimulating scientific environment and help with the application/interview.
January 20, 2026 at 3:41 PM
The @dmf-unil.bsky.social is supporting the application of a candidate for the SNSF/ERC Starting Grant (deadline 5th of May). Reach out to me if you are interested. We are collecting CV’s until the 8th of Feb. We can offer a stimulating scientific environment and help with the application/interview.
Reposted by Arnaud Kengmo Tchoupa
Fabian was quicker :) But yes, we have an open postdoc position in bacterial bioenergetics and membrane biology, using on B. subtilis as the model. Come join us! @cbcb-newcastle.bsky.social is a great place to work, and we are a friendly, international lab. Visa+IHS fees covered. #microsky
January 14, 2026 at 8:56 PM
Fabian was quicker :) But yes, we have an open postdoc position in bacterial bioenergetics and membrane biology, using on B. subtilis as the model. Come join us! @cbcb-newcastle.bsky.social is a great place to work, and we are a friendly, international lab. Visa+IHS fees covered. #microsky
Final paper from my postdoc with @meeraunnikri.bsky.social. Happy me!
journals.asm.org/doi/10.1128/...
journals.asm.org/doi/10.1128/...
The staphylococcal type VII secretion system protein EsxC impacts daptomycin sensitivity through controlling bacterial cell envelope integrity | Journal of Bacteriology
Type VII secretion system (T7SS) has a range of functions in bacteria, including specific
roles in bacterial physiology, including DNA uptake, membrane integrity, and bacterial
development. In S. aure...
journals.asm.org
January 12, 2026 at 4:48 PM
Final paper from my postdoc with @meeraunnikri.bsky.social. Happy me!
journals.asm.org/doi/10.1128/...
journals.asm.org/doi/10.1128/...
Reposted by Arnaud Kengmo Tchoupa
I am delighted to announce that in January 2026 I will be starting a new permanent position @uniofgalway.bsky.social as a Lecturer/Assistant Professor in Microbiology!
#ZedenLab #Microbiology #AMR #Academia #Tenured #CareerMilestone #NewJob #Galway
#ZedenLab #Microbiology #AMR #Academia #Tenured #CareerMilestone #NewJob #Galway
December 23, 2025 at 10:52 AM
I am delighted to announce that in January 2026 I will be starting a new permanent position @uniofgalway.bsky.social as a Lecturer/Assistant Professor in Microbiology!
#ZedenLab #Microbiology #AMR #Academia #Tenured #CareerMilestone #NewJob #Galway
#ZedenLab #Microbiology #AMR #Academia #Tenured #CareerMilestone #NewJob #Galway
Reposted by Arnaud Kengmo Tchoupa
We are hiring a postdoctoral researcher in our team at the @unistra @ibmc.bsky.social - 3 year ANR project in collaboration with the @dumenillab.bsky.social at @pasteur.fr focused on the survival of pathogenic bacteria upon plasma exposure
Apply here :
emploi.cnrs.fr/Gestion/Offr...
Apply here :
emploi.cnrs.fr/Gestion/Offr...
December 12, 2025 at 1:45 PM
We are hiring a postdoctoral researcher in our team at the @unistra @ibmc.bsky.social - 3 year ANR project in collaboration with the @dumenillab.bsky.social at @pasteur.fr focused on the survival of pathogenic bacteria upon plasma exposure
Apply here :
emploi.cnrs.fr/Gestion/Offr...
Apply here :
emploi.cnrs.fr/Gestion/Offr...
Reposted by Arnaud Kengmo Tchoupa
🚀 We’re hiring a Postdoc!
Seeking expertise in spatial metabolite imaging and/or mass spectrometry to study how host metabolism shapes immune responses. If you're creative, collegial, and excited to push boundaries, we’d love to hear from you. Please share!
🔗 www.nature.com/naturecareer...
Seeking expertise in spatial metabolite imaging and/or mass spectrometry to study how host metabolism shapes immune responses. If you're creative, collegial, and excited to push boundaries, we’d love to hear from you. Please share!
🔗 www.nature.com/naturecareer...
Postdoctoral Research Scientist - Newark, New Jersey (US) job with Dr Tania Wong | 12848863
Rutgers is currently seeking a Postdoc Research Scientist to join the Center for Immunity and Inflammation (CII) at the New Jersey Medical School.
www.nature.com
December 7, 2025 at 9:18 PM
🚀 We’re hiring a Postdoc!
Seeking expertise in spatial metabolite imaging and/or mass spectrometry to study how host metabolism shapes immune responses. If you're creative, collegial, and excited to push boundaries, we’d love to hear from you. Please share!
🔗 www.nature.com/naturecareer...
Seeking expertise in spatial metabolite imaging and/or mass spectrometry to study how host metabolism shapes immune responses. If you're creative, collegial, and excited to push boundaries, we’d love to hear from you. Please share!
🔗 www.nature.com/naturecareer...
Reposted by Arnaud Kengmo Tchoupa
Thrilled to share that neutrophils produce extra long fibrillar components named proteoglycofili or PGF. PGF are released by living neutrophils and do not contain DNA. They might look like NETs but are not NETs…
www.cell.com/cell-reports...
www.cell.com/cell-reports...
Proteoglycofili are glycosaminoglycan-containing fibrillar components released by neutrophils to neutralize bacteria
Alternative to the formation of NETs, André et al. describe here that viable neutrophils
may release a fibrillar component named proteoglycofili or PGF upon stimulation. PGF
formation is associated wi...
www.cell.com
November 27, 2025 at 9:01 PM
Thrilled to share that neutrophils produce extra long fibrillar components named proteoglycofili or PGF. PGF are released by living neutrophils and do not contain DNA. They might look like NETs but are not NETs…
www.cell.com/cell-reports...
www.cell.com/cell-reports...
Reposted by Arnaud Kengmo Tchoupa
We're advertising for a bacteriology technician and a post-doc to work on AI-guided antibiotic development as part of a large multidisciplinary Fleming Initiative project:
www.imperial.ac.uk/jobs/search-...
www.imperial.ac.uk/jobs/search-...
www.imperial.ac.uk/jobs/search-...
www.imperial.ac.uk/jobs/search-...
Description
Please note that job descriptions are not exhaustive, and you may be asked to take on additional duties that align with the key responsibilities ment...
www.imperial.ac.uk
December 3, 2025 at 7:23 AM
We're advertising for a bacteriology technician and a post-doc to work on AI-guided antibiotic development as part of a large multidisciplinary Fleming Initiative project:
www.imperial.ac.uk/jobs/search-...
www.imperial.ac.uk/jobs/search-...
www.imperial.ac.uk/jobs/search-...
www.imperial.ac.uk/jobs/search-...
Reposted by Arnaud Kengmo Tchoupa
Now properly published at @natcomms.nature.com with few additional experiments incl. demonstration of Daptomycin's ability to depolarise non-growing cells.
See the original preprint-thread for a summary of our findings.
www.nature.com/articles/s41...
#microsky
See the original preprint-thread for a summary of our findings.
www.nature.com/articles/s41...
#microsky
November 24, 2025 at 8:20 PM
Now properly published at @natcomms.nature.com with few additional experiments incl. demonstration of Daptomycin's ability to depolarise non-growing cells.
See the original preprint-thread for a summary of our findings.
www.nature.com/articles/s41...
#microsky
See the original preprint-thread for a summary of our findings.
www.nature.com/articles/s41...
#microsky
Reposted by Arnaud Kengmo Tchoupa
Happy to see work I contributed to during my MSc at @bioscienceleeds.bsky.social with Jennifer Tomlinson’s lab out in @pnas.org! Everyone Bluesky-less except @antoncalabrese.bsky.social
www.pnas.org/doi/10.1073/...
#AMR #MRSA #NMR
www.pnas.org/doi/10.1073/...
#AMR #MRSA #NMR
Inhibition of fusidic acid resistance through restricting conformational flexibility in domain III of EF-G | PNAS
Fusidic acid (FA) is one of few remaining antibiotics active against Methicillin-resistant
Staphylococcus aureus. FusB confers resistance to FA by ...
www.pnas.org
November 25, 2025 at 3:26 PM
Happy to see work I contributed to during my MSc at @bioscienceleeds.bsky.social with Jennifer Tomlinson’s lab out in @pnas.org! Everyone Bluesky-less except @antoncalabrese.bsky.social
www.pnas.org/doi/10.1073/...
#AMR #MRSA #NMR
www.pnas.org/doi/10.1073/...
#AMR #MRSA #NMR
Reposted by Arnaud Kengmo Tchoupa
Really happy to see the final version of this published in @isme-microbes.bsky.social. We show that production of and competition for biotin shapes S. aureus fitness in the context of nasal commensals doi.org/10.1093/isme...
Work lead by the amazing Kevser Bilici!
Work lead by the amazing Kevser Bilici!
Competitive fitness of Staphylococcus aureus against nasal commensals depends on biotin biosynthesis and acquisition
Abstract. The human nasal microbiome can serve as a reservoir for pathogens. In particular, the opportunistic pathogen Staphylococcus aureus can be a membe
doi.org
November 24, 2025 at 5:54 PM
Really happy to see the final version of this published in @isme-microbes.bsky.social. We show that production of and competition for biotin shapes S. aureus fitness in the context of nasal commensals doi.org/10.1093/isme...
Work lead by the amazing Kevser Bilici!
Work lead by the amazing Kevser Bilici!
Reposted by Arnaud Kengmo Tchoupa
PhD position on bacterial (Staph aureus) transporters and host-adaptation in my group @roslininstitute.bsky.social @edinburgh-uni.bsky.social
www.findaphd.com/phds/project...
www.findaphd.com/phds/project...
EASTBIO How do transporters promote the fitness of Staphylococcus aureus in different host-species ? at University of Edinburgh on FindAPhD.com
PhD Project - EASTBIO How do transporters promote the fitness of Staphylococcus aureus in different host-species ? at University of Edinburgh, listed on FindAPhD.com
www.findaphd.com
November 21, 2025 at 8:19 AM
PhD position on bacterial (Staph aureus) transporters and host-adaptation in my group @roslininstitute.bsky.social @edinburgh-uni.bsky.social
www.findaphd.com/phds/project...
www.findaphd.com/phds/project...
Reposted by Arnaud Kengmo Tchoupa
PhD fellowship position in my group @roslininstitute.bsky.social
@edinburgh-uni.bsky.social on Staph aureus host-pathogen interactions in atopic dermatitis using human skin organoids in collaboration with the brilliant Sara Brown.
www.findaphd.com/phds/project...
@edinburgh-uni.bsky.social on Staph aureus host-pathogen interactions in atopic dermatitis using human skin organoids in collaboration with the brilliant Sara Brown.
www.findaphd.com/phds/project...
Molecular dissection of Staphylococcus aureus in Atopic Dermatitis Using a Human Skin Organoid model at University of Edinburgh on FindAPhD.com
PhD Project - Molecular dissection of Staphylococcus aureus in Atopic Dermatitis Using a Human Skin Organoid model at University of Edinburgh, listed on FindAPhD.com
www.findaphd.com
November 21, 2025 at 8:12 AM
PhD fellowship position in my group @roslininstitute.bsky.social
@edinburgh-uni.bsky.social on Staph aureus host-pathogen interactions in atopic dermatitis using human skin organoids in collaboration with the brilliant Sara Brown.
www.findaphd.com/phds/project...
@edinburgh-uni.bsky.social on Staph aureus host-pathogen interactions in atopic dermatitis using human skin organoids in collaboration with the brilliant Sara Brown.
www.findaphd.com/phds/project...
Reposted by Arnaud Kengmo Tchoupa
Hmmm
This work has so many implications on literature 😳😬
Fluorescein-based dyes are not valid reporters of oxidative stress in bacteria, and conclusions based on their use must be reconsidered | PNAS www.pnas.org/doi/10.1073/...
This work has so many implications on literature 😳😬
Fluorescein-based dyes are not valid reporters of oxidative stress in bacteria, and conclusions based on their use must be reconsidered | PNAS www.pnas.org/doi/10.1073/...
Fluorescein-based dyes are not valid reporters of oxidative stress in bacteria, and conclusions based on their use must be reconsidered | PNAS
Dihydrodichlorofluorescein derivatives have been employed as reporters of intracellular
reactive oxygen species (ROS) in innumerable studies. Their...
www.pnas.org
November 19, 2025 at 5:03 AM
Hmmm
This work has so many implications on literature 😳😬
Fluorescein-based dyes are not valid reporters of oxidative stress in bacteria, and conclusions based on their use must be reconsidered | PNAS www.pnas.org/doi/10.1073/...
This work has so many implications on literature 😳😬
Fluorescein-based dyes are not valid reporters of oxidative stress in bacteria, and conclusions based on their use must be reconsidered | PNAS www.pnas.org/doi/10.1073/...
Reposted by Arnaud Kengmo Tchoupa
Let me use this as an opportunity to talk about Jordi et al's very cool paper, now out in PNAS 🧪:
pmc.ncbi.nlm.nih.gov/articles/PMC...
You can read our news and views here: www.pnas.org/doi/10.1073/...
pmc.ncbi.nlm.nih.gov/articles/PMC...
You can read our news and views here: www.pnas.org/doi/10.1073/...
November 13, 2025 at 4:13 PM
Let me use this as an opportunity to talk about Jordi et al's very cool paper, now out in PNAS 🧪:
pmc.ncbi.nlm.nih.gov/articles/PMC...
You can read our news and views here: www.pnas.org/doi/10.1073/...
pmc.ncbi.nlm.nih.gov/articles/PMC...
You can read our news and views here: www.pnas.org/doi/10.1073/...
Reposted by Arnaud Kengmo Tchoupa
📣New preprint alert! We report the alarming finding that stringent response mutations found in clinical isolates increase the frequency of donation of multiresistance plasmids in S. aureus 😱 Great team effort @microclaire.bsky.social @paulrjohnston.bsky.social
www.biorxiv.org/content/10.1...
www.biorxiv.org/content/10.1...
November 13, 2025 at 12:41 PM
📣New preprint alert! We report the alarming finding that stringent response mutations found in clinical isolates increase the frequency of donation of multiresistance plasmids in S. aureus 😱 Great team effort @microclaire.bsky.social @paulrjohnston.bsky.social
www.biorxiv.org/content/10.1...
www.biorxiv.org/content/10.1...
Reposted by Arnaud Kengmo Tchoupa
📢 Postdoc position: Biochemistry & Bacterial cell biology
in our group at Marburg University, Germany, funded by the ERC Advanced Grant "C-SWITCH"
🔗More information at shorturl.at/OlvlL
📅Deadline: Nov 30, 2025
Please repost. #Postdoc
in our group at Marburg University, Germany, funded by the ERC Advanced Grant "C-SWITCH"
🔗More information at shorturl.at/OlvlL
📅Deadline: Nov 30, 2025
Please repost. #Postdoc
November 10, 2025 at 6:15 PM
📢 Postdoc position: Biochemistry & Bacterial cell biology
in our group at Marburg University, Germany, funded by the ERC Advanced Grant "C-SWITCH"
🔗More information at shorturl.at/OlvlL
📅Deadline: Nov 30, 2025
Please repost. #Postdoc
in our group at Marburg University, Germany, funded by the ERC Advanced Grant "C-SWITCH"
🔗More information at shorturl.at/OlvlL
📅Deadline: Nov 30, 2025
Please repost. #Postdoc
Reposted by Arnaud Kengmo Tchoupa
📣 Calling all senior microbiology postdocs! The University of St Andrews is inviting applications from outstanding visionary Research Fellow and Future Leader candidates to attend a Biomolecular Science Fellowship Day. Applications due by 12th Dec, see link for full details: tinyurl.com/4n3na8vn
Exciting Opportunity: Biomolecular Science Fellowship Day
The School of Biology at the University of St Andrews is inviting applications from outstanding visionary Research Fellow and Future Leader candidates to attend the Biomolecular Science (BMS) Fello…
biology.st-andrews.ac.uk
November 5, 2025 at 9:57 AM
📣 Calling all senior microbiology postdocs! The University of St Andrews is inviting applications from outstanding visionary Research Fellow and Future Leader candidates to attend a Biomolecular Science Fellowship Day. Applications due by 12th Dec, see link for full details: tinyurl.com/4n3na8vn
Reposted by Arnaud Kengmo Tchoupa
📢 Postdoc position: Cell Biology of Cyanobacteria
in my group, as part of the Excellence Cluster "Microbes for Climate" (M4C) in Marburg, Germany.
More information at shorturl.at/wNnDT (see Project 2)
🔗Apply at shorturl.at/VsEDl
📅Deadline: Nov 16, 2025
Please repost. #Postdoc
in my group, as part of the Excellence Cluster "Microbes for Climate" (M4C) in Marburg, Germany.
More information at shorturl.at/wNnDT (see Project 2)
🔗Apply at shorturl.at/VsEDl
📅Deadline: Nov 16, 2025
Please repost. #Postdoc
November 2, 2025 at 7:13 PM
📢 Postdoc position: Cell Biology of Cyanobacteria
in my group, as part of the Excellence Cluster "Microbes for Climate" (M4C) in Marburg, Germany.
More information at shorturl.at/wNnDT (see Project 2)
🔗Apply at shorturl.at/VsEDl
📅Deadline: Nov 16, 2025
Please repost. #Postdoc
in my group, as part of the Excellence Cluster "Microbes for Climate" (M4C) in Marburg, Germany.
More information at shorturl.at/wNnDT (see Project 2)
🔗Apply at shorturl.at/VsEDl
📅Deadline: Nov 16, 2025
Please repost. #Postdoc
Reposted by Arnaud Kengmo Tchoupa
Looking for an AMR-themed PhD project? Join us to investigate antibiotic tolerance in Staphylococcus aureus through a fully funded MRC DTP PhD studentship starting in September 2026.
This project is close collaboration with @kateduncan.bsky.social and @mycobacterium-ncl.bsky.social.
This project is close collaboration with @kateduncan.bsky.social and @mycobacterium-ncl.bsky.social.
MRC DiMeN Doctoral Training Partnership: Resensitisation of antibiotic-tolerant Staphylococcus aureus small colony variants at Newcastle University on FindAPhD.com
PhD Project - MRC DiMeN Doctoral Training Partnership: Resensitisation of antibiotic-tolerant Staphylococcus aureus small colony variants at Newcastle University, listed on FindAPhD.com
www.findaphd.com
November 1, 2025 at 11:11 AM
Looking for an AMR-themed PhD project? Join us to investigate antibiotic tolerance in Staphylococcus aureus through a fully funded MRC DTP PhD studentship starting in September 2026.
This project is close collaboration with @kateduncan.bsky.social and @mycobacterium-ncl.bsky.social.
This project is close collaboration with @kateduncan.bsky.social and @mycobacterium-ncl.bsky.social.
Reposted by Arnaud Kengmo Tchoupa
Please RT. Post-doc opportunity alert! 💥 closing 10th December.. Come join our team (www.thelowlab.org) at Imperial, London, working on the structure and mechanism of bacterial secretion systems.
For more details and to apply please see
www.imperial.ac.uk/jobs/search-...
For more details and to apply please see
www.imperial.ac.uk/jobs/search-...
October 29, 2025 at 5:11 PM
Please RT. Post-doc opportunity alert! 💥 closing 10th December.. Come join our team (www.thelowlab.org) at Imperial, London, working on the structure and mechanism of bacterial secretion systems.
For more details and to apply please see
www.imperial.ac.uk/jobs/search-...
For more details and to apply please see
www.imperial.ac.uk/jobs/search-...
Reposted by Arnaud Kengmo Tchoupa
Very excited to share the latest work from our lab, which was published today in Nature!
nature.com/articles/s41...
PhD graduate and now post-doc Sofia Dahlman, along with co-senior author Sam Forster from The Hudson and other researchers from our lab and others.
nature.com/articles/s41...
PhD graduate and now post-doc Sofia Dahlman, along with co-senior author Sam Forster from The Hudson and other researchers from our lab and others.
Isolation, engineering and ecology of temperate phages from the human gut - Nature
Human host-associated cellular products may act as induction agents for bacteriophages.
nature.com
October 15, 2025 at 9:41 PM
Very excited to share the latest work from our lab, which was published today in Nature!
nature.com/articles/s41...
PhD graduate and now post-doc Sofia Dahlman, along with co-senior author Sam Forster from The Hudson and other researchers from our lab and others.
nature.com/articles/s41...
PhD graduate and now post-doc Sofia Dahlman, along with co-senior author Sam Forster from The Hudson and other researchers from our lab and others.
Reposted by Arnaud Kengmo Tchoupa
New review - thanks to Markus Weingarth for the invitation! www.nature.com/articles/s41...
Client Challenge
www.nature.com
October 13, 2025 at 4:36 PM
New review - thanks to Markus Weingarth for the invitation! www.nature.com/articles/s41...
Reposted by Arnaud Kengmo Tchoupa
Looking to start your own lab? 🧬🧪 The Helmholtz Institute Würzburg (HIRI) is offering group leader positions in RNA biology, RNA medicine & RNA technology. Apply by October 31 at www.helmholtz-hiri.de/en/jobs-tale...
E15 Groups
The Helmholtz Institute for RNA-based Infection Researchopens a call for
www.helmholtz-hiri.de
October 13, 2025 at 1:30 PM
Looking to start your own lab? 🧬🧪 The Helmholtz Institute Würzburg (HIRI) is offering group leader positions in RNA biology, RNA medicine & RNA technology. Apply by October 31 at www.helmholtz-hiri.de/en/jobs-tale...