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Caro Kobras 🐍

@carokobras.bsky.social
905 followers 615 following 18 posts

BBSRC Fellow | University of Birmingham | Junior Research Fellow at Linacre College, Oxford | Investigating antibiotic resistance & tolerance, and better ways to kill pathogens 🧫 scholar.google.com/citations?hl=en&…

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Reposted by Caro Kobras 🐍
Aga Gambus @agagambus.bsky.social · 01/10/2026
Our ERC-funded MOBILITY fellowships are now open for applications! If you are interested in starting your independent career within Molecular Biodiscovery at University of Birmingham - check out www.birmingham.ac.uk/mobility or join us for webinar - registration on the website! Share please 🙏
birmingham.ac.uk
MOBILITY - University of Birmingham
Retaining Europe's brightest researchers to drive the next generation of life science breakthroughs.
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Reposted by Caro Kobras 🐍
Freya Harrison @friendlymicrobe.bsky.social · 14/07/2026
Just registered for @bsacandjac.bsky.social Antibiotic Resistance & Mechanisms workshop this November - super line-up of sessions on tolerance/persistence, metagenomics, machine learning, modelling, biofilm, outreach and publishing bsac.org.uk/arm2026/ #MicroSky
bsac.org.uk
Antibiotic Resistance and Mechanisms (ARM) Workshop for Researchers 2026 - BSAC
[...]Read More... from Antibiotic Resistance and Mechanisms (ARM) Workshop for Researchers 2026
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Staph papers @staph-papers.bsky.social · 12/07/2026
Insertion sequence elements associated with Staphylococcus epidermidis evolution in persistent orthopaedic device-related infections
t.co
Insertion sequence elements associated with Staphylococcus epidermidis evolution in persistent orthopaedic device-related infections - PubMed
Our findings highlight the prominent role of IS elements in driving genetic diversification in S. epidermidis, underscoring the need for closer examination of their contribution to pathoadaptation during...
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Reposted by Caro Kobras 🐍
Georgia Isom @georgiaisom.bsky.social · 10/07/2026
Interested in joining our group in Oxford? We are looking for a PDRA with single particle Cryo-EM experience to help us figure out how sphingolipids are transported to the cell surface of Gram-negative bacteria. The deadline is 31st July. Informal enquires are welcome. Please share!
my.corehr.com
Job Details
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Microbiology Society @microbiologysociety.org · 07/07/2026
New review: Host-driven remodelling of the Staphylococcus aureus cell envelope: mechanisms, consequences and therapeutic implications. Published in Microbiology as part of the Emerging Investigators collection: doi.org/10.1099/mic.0.001718 #MicrobioJ
Fig. 3. Functional consequences of host-induced cell envelope remodelling.
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Reposted by Caro Kobras 🐍
hobbslabmicro.bsky.social @hobbslabmicro.bsky.social · 01/07/2026
A bit late with this one but the peer-reviewed version of our stringent response-conjugation story is now out in Microbiology 😊 Check it out here: www.microbiologyresearch.org/content/jour... @microclaire.bsky.social @paulrjohnston.bsky.social
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Wearn Xin (Edeline) @wearnxin.bsky.social · 27/06/2026
My first postdoc paper with @jbdsf.bsky.social is now out! We found a nuclease that inhibits phages with wildly different base modifications, and attributed this ability to a sensor domain conserved across multiple domains of life. Huge thanks to the Weigele and Koonin labs for their help!
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John Helmann @johnhelmann.bsky.social · 22/06/2026
Yesha Patel here reviews how mutations in RNAP contribute to antibiotic resistance, with examples from both laboratory evolution and clinical settings. www.sciencedirect.com/science/arti... This work builds on two of her prior papers (PMIDs: 36779708 and 39908144). #MicroSky #antibiotics
sciencedirect.com
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Paul Hoskisson 🧫 🦠🐸 @paulhoskisson.bsky.social · 22/06/2026
This is an awesome review from @sheppardlab.bsky.social - Epistasis and co-adaptation in bacterial genome #evolution www.nature.com/articles/s41...
nature.com
Epistasis and co-adaptation in bacterial genome evolution - Nature Reviews Genetics
Bacterial genome evolution is shaped by epistasis, which can constrain or promote specific evolutionary paths. The authors review how integrating the effects of epistatic interactions into population-...
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Caro Kobras 🐍 @carokobras.bsky.social · 14/06/2026
New paper 🧪🧬🧫GeneScanner is our new tool to profile genetic variation in bacterial populations. Use via GitHub or @pubmlst.org. Thanks to Ko and Pri @sheppardlab.bsky.social @broncio.bsky.social @kjolley.bsky.social @microbiologysociety.org @imibirmingham.bsky.social @ineosoxford.bsky.social
microbiologyresearch.org
GeneScanner: profiling genetic variation across bacterial populations
Rapid, low-cost genome sequencing has transformed microbiology, advancing efforts to link genetic and phenotypic variation across diverse bacterial systems. Laboratory functional screens now uncover c...
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Luiz Pedro Carvalho, PhD @luizcarvalholab.bsky.social · 11/06/2026
EMBO Symposium alert: Save the date: 9–12 March 2027 Join us in scenic Heidelberg for this unique meeting, covering everything about drug resistance and tolerance. Mechanisms of drug resistance and tolerance in bacteria, fungi, and cancer www.embl.org/about/info/c...
embl.org
Mechanisms of drug resistance and tolerance in bacteria, fungi, and cancer
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Caro Kobras 🐍 @carokobras.bsky.social · 09/06/2026
Thanks so much for having me and being so welcoming! Loved every minute of it! 😊
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The Daily Pub @thedailypub.bsky.social · 03/06/2026
GeneScanner: profiling genetic variation across bacterial populations.
doi.org
GeneScanner: profiling genetic variation across bacterial populations.
Published in Microbial genomics
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Caro Kobras 🐍 @carokobras.bsky.social · 12/05/2026
Go, do a PhD with Em! 👌🧪🧫
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Em Stevens @emstevens93.bsky.social · 12/05/2026
I'm currently advertising a PhD position in my lab, to study the transition from commensal to pathogen in Staphylococcus aureus. Details available here, please share! www.keele.ac.uk/research/pos...
keele.ac.uk
FacultystudentshipinSchoolofLifeSciences
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Caro Kobras 🐍 @carokobras.bsky.social · 06/05/2026
One week to go… 🚀
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Robert Koch-Institut @rki.de · 06/05/2026
💊 Die WHO stuft Antibiotikaresistenz #AMR als eine der 10 größten globalen Bedrohungen ein. Wie ist die AMR-Lage in 🇩🇪? RKI-Forschende haben Daten aus 104 Laboren, 750 Allgemeinkrankenhäusern und 30.000 Praxen ausgewertet. Die Analyse im #Bundesgesundheitsblatt 🔗 link.springer.com/article/10.1...
Eine blaue Infografik mit dem Titel "Antibiotikaresistenz in Deutschland". Sie fasst drei Kernpunkte zusammen: rückläufige Entwicklungen bei grampositiven Erregern, eine kritischere Lage bei bestimmten gramnegativen Erregern und eine anhaltend hohe Krankheitslast. Eine begleitende Illustration unten rechts zeigt Bakterien und Medikamente. Das Logo oben rechts weist auf das 'Bundesgesundheitsblatt' hin, unten steht 'Robert Koch-Institut'.
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Henrik Strahl @henrikstrahl.bsky.social · 05/05/2026
Our B. subtilis autolysis paper by former group members Kenneth Seistrup and @alansckoh.bsky.social is finally out. This one has been lingering in my drawer for far too long. (1/3). #microsky www.biorxiv.org/content/10.6...
biorxiv.org
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bioRxiv Microbiology @biorxiv-microbiol.bsky.social · 05/05/2026
Membrane-targeting antimicrobials trigger lysis in Bacillus subtilis by disturbing the MreB-dependent regulation of peptidoglycan hydrolases www.biorxiv.org/content/10.64898/20…
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Ilyas Alav @ilyasalav.bsky.social · 01/05/2026
I’m looking to hire a talented postdoctoral research assistant to work with me on my Wellcome Trust-funded project at the @dunnschool.bsky.social If you’re interested in bacterial pathogenesis and host-pathogen interactions, please apply below! my.corehr.com/pls/uoxrecru...
my.corehr.com
Job Details
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Aga Gambus @agagambus.bsky.social · 24/04/2026
The University of Birmingham’s College of Medicine and Health is offering a 2-year Springboard Fellowship to help you start your own lab. Previous award holders have secured externally funded fellowships. Deadline: 8th June 2026 17:00 BST The Fellowship Academy www.birmingham.ac.uk/about/colleg...
birmingham.ac.uk
Internal Funding Opportunities - University of Birmingham
The University of Birmingham and College of Medicine and Health provide several funding opportunities to research-active staff looking to further develop their research activity.
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Caro Kobras 🐍 @carokobras.bsky.social · 23/04/2026
Super exciting news 🚨 I am hiring a technician to join my brand new lab at the University of Birmingham! @imibirmingham.bsky.social Come and support my BBSRC-funded research on understanding how staphylococci survive antibiotics. Please share! 🧫🧪 www.jobs.ac.uk/job/DRH271/a...
jobs.ac.uk
Assistant Technical Specialist at University of Birmingham
Searching for an academic job? Explore this Assistant Technical Specialist opening on jobs.ac.uk! Click to view more details and browse other academic jobs.
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hobbslabmicro.bsky.social @hobbslabmicro.bsky.social · 17/04/2026
The programme for this year's BSAC Antibiotic Resistance Mechanisms workshop is live! Take a look at the fantastic speaker line-up: @gmknght.bsky.social @bugsinblood.bsky.social @slowgoing.bsky.social @strain9000.bsky.social to name but a few! bsac.org.uk/arm2026/ @bsacandjac.bsky.social
bsac.org.uk
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Grainger Lab @graingerlab.bsky.social · 24/03/2026
Two post-doctoral positions open in our lab. We're looking for people with expertise in molecular microbiology and/or genome-scale tools. Initially 3 yrs, posts could be extended for upto 8 yrs. If you'd like to know more about us take a look at www.graingerlab.com www.jobs.ac.uk/job/DQY475/r...
jobs.ac.uk
Research Fellow (Postdoctoral) at University of Birmingham
Explore an exciting academic career as a Research Fellow (Postdoctoral). Don't miss out on other academic jobs. Click to apply and explore more opportunities.
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Reposted by Caro Kobras 🐍
Nature Reviews Genetics @natrevgenet.nature.com · 09/03/2026
ICYMI: New online! Epistasis and co-adaptation in bacterial genome evolution
dlvr.it
Epistasis and co-adaptation in bacterial genome evolution
Nature Reviews Genetics, Published online: 02 March 2026; doi:10.1038/s41576-026-00941-7Bacterial genome evolution is shaped by epistasis, which can constrain or promote specific evolutionary paths. The authors review how integrating the effects of epistatic interactions into population-scale analyses can improve genotype–phenotype mapping and provide a deeper understanding of the complex traits that shape the microbial world.
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David Cleary @bacterioskeptic.bsky.social · 09/03/2026
Today is the start of the 5th Analysing Microbial Genomic Data course at @unibirmingham.bsky.social #AMGDMar26 - in the last three years we’ve trained nearly 80 attendees from six countries and multiple UK universities
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bioRxiv Microbiology @biorxiv-microbiol.bsky.social · 07/03/2026
Human serum triglycerides promote Staphylococcus aureus biofilm formation and antibiotic tolerance www.biorxiv.org/content/10.64898/20…
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Lilly Cummins @lillycummins.bsky.social · 02/03/2026
I’ve spent a lot of time over the past two years thinking about genome evolution and how recent research revealing complex gene-gene interactions has complicated traditional ‘gene-centric’ genomic approaches to evolution. So here is a review that consolidates these thoughts! rdcu.be/e6pHY
rdcu.be
Epistasis and co-adaptation in bacterial genome evolution
Nature Reviews Genetics - Bacterial genome evolution is shaped by epistasis, which can constrain or promote specific evolutionary paths. The authors review how integrating the effects of epistatic...
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Reposted by Caro Kobras 🐍
Nadia Nikulin, PhD @nadianikulin.bsky.social · 03/02/2026
First paper of my PhD @doerrlab.bsky.social is up! We characterized meropenem tolerance in Enterobacterales species, and then further dissected tolerance mechanisms in Klebsiella pneumoniae. journals.plos.org/plospathogen...
journals.plos.org
Prevalence and mechanisms of high-level carbapenem antibiotic tolerance in clinical isolates of Klebsiella pneumoniae
Author summary Bacteria can survive exposure to antibiotics by constantly repairing cellular damage induced by the drug. This “antibiotic tolerance” enables diverse bacteria to survive long enough to ...
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Dr Laia Pasquina Lemonche @laia-pasquina.bsky.social · 30/01/2026
Less than one week to apply to this 2.5 yr PDRA! If you're passionate about biophysics #AFM #Microscopy applied to bacteria and #antimicrobial research this will be a great opportunity in the beautiful city of Sheffield. 😀 jobsite.sheffield.ac.uk/job/Research...
jobsite.sheffield.ac.uk
Research Associate: Quantitative Microbiology
Research Associate: Quantitative Microbiology
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Nature Microbiology @natmicrobiol.nature.com · 19/12/2025
What is better than one? Two connected papers! #NewResearch S protein of Streptococcus pneumoniae activates PBP1a and coordinates with a wider GpsB-associated multi-protein complex to regulate peptidoglycan remodelling and cell division. #MicroSky 🦠 www.nature.com/articles/s41...
nature.com
Streptococcus pneumoniae S protein activates PBP1a to regulate peptidoglycan remodelling and cell division - Nature Microbiology
S protein interacts with and activates PBP1a during cell division, as part of a larger GpsB-associated multiprotein complex that coordinates peptidoglycan remodelling in Streptococcus pneumoniae.
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Nature Microbiology @natmicrobiol.nature.com · 26/11/2025
#NewResearch The permeability of bacterial porins is dynamically regulated by periplasmic proton and potassium concentrations, altering antibiotic resistance. #MicroSky #AMR 🦠 @andresfloto.bsky.social www.nature.com/articles/s41...
nature.com
Metabolic control of porin permeability influences antibiotic resistance in Escherichia coli - Nature Microbiology
The permeability of bacterial porins is dynamically regulated by periplasmic proton and potassium concentrations, altering antibiotic resistance.
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Henrik Strahl @henrikstrahl.bsky.social · 24/11/2025
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
nature.com
The last resort antibiotic daptomycin exhibits two independent antibacterial mechanisms of action - Nature Communications
The precise mechanism of action of the antibiotic daptomycin is controversial. Here, Buttress et al. provide evidence for two independent antibacterial mechanisms: membrane depolarisation and inhibiti...
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Henrik Strahl @henrikstrahl.bsky.social · 01/11/2025
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.
findaphd.com
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
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Sheppard Lab @sheppardlab.bsky.social · 31/10/2025
Come and join our group in the new Life and Mind Building (lifeandmind.web.ox.ac.uk/home). POSTDOC: Bioinformatics/(meta)genomics : tinyurl.com/2uhvvpn6 @ineosoxford.bsky.social @biology.ox.ac.uk @ox.ac.uk
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Andy Edwards @bugsinblood.bsky.social · 13/10/2025
New review - thanks to Markus Weingarth for the invitation! www.nature.com/articles/s41...
nature.com
Client Challenge
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Andy Edwards @bugsinblood.bsky.social · 29/09/2025
Now published! www.nature.com/articles/s41... Very nice collaboration with Hoogenboom ( @ucl.ac.uk ) and Bonev ( @uniofnottingham.bsky.social ) labs.
nature.com
Polymyxin B lethality requires energy-dependent outer membrane disruption - Nature Microbiology
The antibiotic polymyxin B requires bacterial metabolic activity to cause sufficient damage to the outer membrane to access the inner membrane, which it permeabilizes via an energy-independent mechanism to kill the cell.
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(GIRISH)MALI LAB @dyneinassembly.bsky.social · 29/09/2025
Happy to share the inaugural paper from the lab. We describe a molecular mechanism for the activation of outer dynein arm motors that power the vital motion of cilia. Open access link below: www.nature.com/articles/s41... Here's a cool animated summary
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Microbes in Health and Disease @mhd-newcastle.bsky.social · 29/09/2025
Dr Manuel Banzhaf The Banzhaf group uses high-throughput methods to dissect the life style of bacterial pathogens and how to use this knowledge to optimize antimicrobial treatments. Follow @banzhaflab.bsky.social for more updates
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Nature Structural & Molecular Biology @natsmb.nature.com · 29/09/2025
New online: Molecular basis for the activation of outer dynein arms in cilia
go.nature.com
Molecular basis for the activation of outer dynein arms in cilia
Nature Structural & Molecular Biology, Published online: 29 September 2025; doi:10.1038/s41594-025-01680-9Issa et al. show that the ciliary small guanosine triphosphatase Arl3 displaces the inhibitory regulator Shulin/DNAAF9 from the outer dynein arm, leading to motor activation.
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Susanne Gebhard @gebhardlab.bsky.social · 26/09/2025
New preprint out from the team! Master‘s student extraordinaire Julia Bauer stumbled across a Ca transporter needed for endospore maturation in Solibacillus 🧫🔬 www.biorxiv.org/content/10.1...
biorxiv.org
Decoding the functional role of the calcium ATPase YloB in microbially induced calcite precipitation and sporulation in Solibacillus silvestris
Calcium homeostasis is essential for bacterial physiology, yet its regulation and role in specialized processes such as microbially induced calcite precipitation (MICP) and sporulation remain poorly u...
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The Dunn School, Oxford @dunnschool.bsky.social · 10/09/2025
We're hiring (again)! We are looking for an associate professor in cell and molecular biology, with a particular focus on immunology (defined broadly) If you have a great record and exciting plans, consider joining our thriving and welcoming department www.path.ox.ac.uk/vacancy/asso...
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Kat Toropova @kattoropova.bsky.social · 08/09/2025
The Dunn School PhD programme is live! 🎉 Two projects in our labs: 1) How the motor protein giant dynein-2 works 2) How signalling-essential membrane proteins get into cilia Cryo-EM/ET, single mol & live-cell fluor microscopy, CRISPR-based genetic tools & more! www.path.ox.ac.uk/study-with-u...
path.ox.ac.uk
How to Apply - Dunn School
Here you can find more information on how to apply for our PhD programme, including deadlines and application requirements.
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Henrik Strahl @henrikstrahl.bsky.social · 22/08/2025
A new methods paper from us, this time with a focus on reliable monitoring membrane potential and cell lysis at different growth stages and cell densities. Also, note the surprisingly high level of background lysis in seemingly healthy B. subtilis cultures. www.biorxiv.org/content/10.1...
biorxiv.org
Monitoring single cell bioenergetic status and cell lysis in dense and differentiating Bacillus subtilis cultures
Bacillus subtilis is a major model organism for studying population heterogeneity in clonal bacterial cultures due to its high genetic tractability and ability to differentiate into subpopulations wit...
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Rob Fagan @robfagan.bsky.social · 22/08/2025
New preprint from us! The latest part of our C. difficile vancomycin resistance story. We identified a new two-component system (VnrRS) that can control expression of the vanG pathway - just needs one amino acid change @buddlejess.bsky.social @brockhurstlab.bsky.social @claireyt.bsky.social
biorxiv.org
A novel two-component system controls vancomycin resistance in epidemic Clostridioides difficile
The glycopeptide antibiotic vancomycin is the frontline treatment for C. difficile infection in the UK. There have been only sporadic reports of resistance in the clinic but testing is rare so the tru...
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Melissa Webby @melissawebby.bsky.social · 15/08/2025
🦠 A fan of bacteria? We're hiring a Research Technician to join our team at the @warwicklifesci.bsky.social @uni-of-warwick.bsky.social Positive, organised, skills in molecular biology and protein purification? Apply here 👉 warwick-careers.tal.net/vx/appcentre... Please share! 🔬
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Emily Goodall @emgoodall.bsky.social · 14/08/2025
Out yesterday. Using a translation reporter on a mini-tn5 transposon, and high freq. mutagenesis, we looked at translation on whole genome scale independently of genome annotation. academic.oup.com/nar/article/...
academic.oup.com
PIRT-Seq: a high-resolution whole-genome assay to identify protein-coding genes
Abstract. The advent of high-density mutagenesis and data-mining studies suggest the existence of further coding potential within bacterial genomes. Small
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Helmholtz-Zentrum für Infektionsforschung (HZI) @helmholtzhzi.bsky.social · 29/07/2025
Sinkende #Impfquoten verschärfen auch die Antibiotikaresistenz-Krise: Denn virale Infektionen wie #Masern können nicht selten zu bakteriellen Folgeerkrankungen führen - oft behandelt mit #Antibiotika. @ca.theconversation.com berichtet. #AMR theconversation.com/how-falling-...
theconversation.com
How falling vaccination rates are fuelling the antibiotic resistance crisis
Measles is a viral infection, so antibiotics don’t treat it directly. But it weakens the immune system, leading to bacterial infections like pneumonia or ear infections, which do require antibiotics.
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John Helmann @johnhelmann.bsky.social · 28/07/2025
Metal ions are universally required for life, and many of the foundational principles of metal homeostasis have emerged from studies of microbial systems. In this review, I provide a introductory overview targeted to those new to the field. #MicroSky #Metals rdcu.be/eycU2
rdcu.be
Microbial metal physiology: ions to ecosystems
Nature Reviews Microbiology - Metal ions are required for all cells, and their homeostasis relies on ancient mechanisms that facilitate their import, distribution and storage. In this Review,...
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Lilly Cummins @lillycummins.bsky.social · 23/07/2025
🚨New pre-print 🚨 We introduce our new tool GOLD-GWAS and demonstrate its use by digging into the evolution of MRSA facilitated by SCCmec This work was led by talented PhD student @seungwonko.bsky.social who did most of the computational heavylifting 1/n www.biorxiv.org/content/10.1...
biorxiv.org
Genome co-adaptation and the evolution of methicillin resistant Staphylococcus aureus (MRSA)
Background: Antimicrobial resistance (AMR) in bacterial pathogens is a major threat to global health, rendering standard treatments ineffective and increasing the risk of severe infection or death. Re...
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