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James Connolly

@ruamicro.bsky.social
961 followers 520 following 47 posts

MRC Career Development Fellow at Newcastle University. Studying how pathogens control their genes

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Reposted by James Connolly
Craig MacLean @craigmaclean.bsky.social · 30/09/2026
Postdoc position available in my group to work on ERC funded project on evolutionary biology of antibiotic resistance. Looking for someone with expertise in bacterial genetics, AMR, and evolutionary biology. www.jobs.ac.uk/job/DSZ416/p...
jobs.ac.uk
Postdoctoral Research Associate at University of Oxford
Explore an exciting academic career as a Postdoctoral Research Associate. Don't miss out on other academic jobs. Click to apply and explore more opportunities.
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James Connolly @ruamicro.bsky.social · 28/09/2026
Theres still time to apply for our postdoc position exploring the roles of sphingolipids in bacteria-host interactions. Spread the word
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Alexander Harms @aharms485.bsky.social · 25/09/2026
The final version of our manuscript on TnSeq in bacteriophages (“HIDEN-SEQ”) is out today – if you have an interesting phage phenotype and want to know the underlying genetic basis, this one is for you! 1/4
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Nick Loman @pathogenomenick.bsky.social · 24/09/2026
Celebrating 40 years of Steve Busby’s exceptional research career today @imibirmingham.bsky.social
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David Bikard @dbikard.bsky.social · 21/09/2026
New paper from the lab, out in Nature Microbiology. We ran CRISPRi screens to ask what genes E. coli needs in order to live in a gut and what this can tell us about the gut environment itself. doi.org/10.1038/s41564-026-02471-8
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James Connolly @ruamicro.bsky.social · 14/09/2026
Are you a motivated researcher interested in bacteria-host interactions? We have postdoc position available in my lab to join our Wellcome Trust funded collaborative team. We will study the role and regulation of the enigmatic sphingolipids in E. coli. Please share. www.jobs.ac.uk/job/DSX115/r...
jobs.ac.uk
Research Assistant/ Associate in Bacteria-Host Interactions at Newcastle University
Explore an exciting academic career as a Research Assistant/ Associate in Bacteria-Host Interactions. Don't miss out on other academic jobs. Click to apply and explore more opportunities.
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UK Research and Innovation @ukri.org · 10/09/2026
Today, we’re updating our grant assessment approach to speed up grant decisions, respond to the challenges and opportunities presented by generative AI, and ensure we continue to back the best talent and ideas. Read the full update: www.ukri.org/news/ukri-mo...
ukri.org
UKRI modernises grant assessment for the age of AI
UKRI is updating its grant assessment approach to speed up grant decisions, respond to generative AI and ensure we continue backing the best talent and ideas.
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Prof Jenny Rohn @jennyrohn.bsky.social · 04/09/2026
Thrilled our latest paper out @natureportfolio.nature.com Nature Comms, lead author @microberamon.bsky.social, who developed P-FLO, a urine-flowing human micro-bladder model in collab with Oxford & Leicester to understand #UTI biology & treatment failure 1/4 #UTISky www.nature.com/articles/s41...
nature.com
Effect of human urinary microenvironment and fluid flow on antibiotic and phage therapy efficacy against uropathogenic Escherichia coli - Nature Communications
Maset et al. show that bladder conditions strongly influence how urinary tract infections respond to antibiotics and bacteriophages, highlighting the need for more realistic lab models to improve diag...
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Rachel M. Wheatley @rachelmwheatley.bsky.social · 02/09/2026
Our special issue on the social lives of bacteria is out today 🎉 it was a pleasure to edit this collection over the last year with @friendlymicrobe.bsky.social. Read our editorial here: portlandpress.com/essaysbioche...
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Jonathan Coxhead @4130chromo.bsky.social · 01/09/2026
youtube.com/watch?v=UXYa... We're having a great experience using Illumina's StrataMap and currently offer this as a service through our SpaRTAN pipeline. Genomics Core Facility - @newcastleuni.bsky.social | www.ncl.ac.uk/gcf/ #Genomics 🧬🧬
youtube.com
Illumina StrataMap™ Spatial Transcriptome: An Introduction
YouTube video by Illumina
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Nature Communications @natcomms.nature.com · 27/08/2026
#Bacteria Ornithine utilization is important for Acinetobacter baumannii during gut colonization. A protein that regulates ornithine catabolism helps the pathogen to sense and respond to competition for amino acids with the resident microbiota @xiaomeiren.bsky.social @laurenpalmer.bsky.social
dlvr.it
A regulator of amino acid catabolism controls Acinetobacter baumannii gut colonization - Nature Communications
Asymptomatic gut colonization is a reservoir for antimicrobial resistance (AMR) such as by the bacterium Acinetobacter baumannii. Geary and Ren, et al., report that A. baumannii evolved a regulator that helps sense competition from the gut microbiota.
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Katy Patras @katypatras.bsky.social · 26/08/2026
So excited to share our recent paper!Urogenital immune signatures are associated with birth outcomes after maternal urinary tract infection | Science Translational Medicine share.google/pW97VQQofxId...
share.google
Urogenital immune signatures are associated with birth outcomes after maternal urinary tract infection
Immune responses to urinary tract infections distinguished preterm birth in mice and were linked to birth outcomes in a human pregnancy cohort.
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Prof Jenny Rohn @jennyrohn.bsky.social · 27/08/2026
“a mouse model of maternal #UTI …show[ed] that T cell activation and inflammatory cytokine production were associated with induction of early labor, a phenotype that could be ameliorated by exogenous IL-10 administration” Mechanistic explanation for UTI / #pretermbirth link! #UTISky #HDT #IDSky
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ASM @asm.org · 27/08/2026
🚀 Lead the next chapter of #IAIJournal! Following 10 years of exceptional service by Editor in Chief (EIC) Andreas Bäumler, Ph.D., ASM seeks applications/nominations for the next EIC. The initial 5-year term begins July 1, 2027. Apply or nominate by Sept. 18: asm.social/33R
Apply by September 18 to lead Infection and Immunity journal!
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Prof Jenny Rohn @jennyrohn.bsky.social · 23/08/2026
How can scientists learn the craft of critical thinking and argumentation if they no longer experience one of the main ways we all traditionally absorbed this essential training - by writing bad drafts & learning from expert edits? My latest post on genAI in science #AcademicSky short-url.cc/1wC1X
short-url.cc
In which generative AI interferes with scientific training – potentially | Mind the Gap
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Tobias Warnecke @tobiaswarnecke.bsky.social · 22/08/2026
Who needs chromatin anyway...? NOT THIS GUY! www.biorxiv.org/content/10.6... 1/n
biorxiv.org
Chromatin is dispensable for bacterial life
Inside cells, DNA is intimately associated with proteins, forming chromatin. The protein constituents of chromatin vary across the tree of life: histones are the principal building blocks of chromatin...
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Grainger Lab @graingerlab.bsky.social · 21/08/2026
A new pre-print out - we show that promoters and terminators of transcription are frequently coupled, throughout the bacteria, and this is regulatory. www.biorxiv.org/content/10.6...
biorxiv.org
Widespread coupling of promoters and terminators of transcription in bacteria
Transcription underpins the expression of genetic information and is viewed as a series of independent initiation and termination events. In bacteria, promoters and terminators of transcription are th...
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Marco Galardini @mgalactus.bsky.social · 12/08/2026
It took us two (2!) years to get our manuscript on resistance determinants to asobiotics published, and of course that had to happen during my summer vacation 🏝️🇪🇺 Thanks to @mulkern.bsky.social , @vuthuhien176.bsky.social and the other co-authors! www.nature.com/articles/s41...
nature.com
A systematic identification of resistance determinants to antisense antibiotics suggests adaptation strategies dependent on the delivery peptide - Nature Communications
In this study, authors investigate the evolution of bacterial resistance to antisense peptide nucleic acid (PNA) antibiotics. They observe that this typically occurs mainly by reducing drug uptake via...
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Rhys Grinter @rhyswg.bsky.social · 18/08/2026
Out now in @natmicrobiol.nature.com: Bacillus subtilis builds protein filaments that act as a pseudomembrane, pulling quinone out of the bilayer and carrying it into the cytosol for reduction by NADH dehydrogenase, well away from the membrane itself. doi.org/10.1038/s415... 1/5
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George O'Toole (he/him/his) @geiselbiofilm.bsky.social · 10/08/2026
Pls share: Three open posions in Bacteriology at Wisconsin: bact.wisc.edu/bacteriology...
bact.wisc.edu
Bacteriology is Hiring!
Bioeconomy Assistant Professor The Department of Bacteriology is seeking applicants at the Assistant Professor level to launch a research program in the New Bioeconomy. Applicants may be interested in...
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Teresa O'Meara @teresaomeara.bsky.social · 29/07/2026
Bacteriology-Focused Assistant Professor Position in Microbiology and Immunology at the University of Michigan Application deadline: August 15, 2026 Come be my colleague!
Bacteriology-Focused Assistant Professor Position in Microbiology and Immunology at the University of Michigan

Application deadline: August 15, 2026

Applicants are requested to send
1) A cover letter (up to 1 page)
2) A CV
3) A description of research interests and goals (up to 2 pages)
4) A description of teaching experience and philosophy (up to 1 page)
5) Contact information including email to solicit 3 letters of recommendation.
Application materials should be combined into one PDF and addressed to the department chair, Dr. Bethany Moore, and sent via email to Sheryl Smith - sherylhs@umich.edu
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Prof Jenny Rohn @jennyrohn.bsky.social · 24/07/2026
"In a patient with a staghorn calculus, chronic urinary tract infection with Klebsiella pneumoniae enabled within-patient evolution of virulence properties that facilitated dissemination of infection, leading to a brain abscess." Don't mess with Klebs. #UTISky #UTI #IDSky
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Ákos T Kovács @evolvedbiofilm.bsky.social · 23/07/2026
The adaptive landscapes of three global Escherichia coli transcriptional regulators @elife.bsky.social by @cauawest.bsky.social et al elifesciences.org/articles/103...
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Jonathan Coxhead @4130chromo.bsky.social · 16/07/2026
Are you going to Genome Science UK 2026 in Manchester 14th-16th September? We know life can get extra busy 😧 before the summer holidays 🏖️ so we've extended abstract submission deadline to 24th July & early bird registration deadline to 10th August 😁 Check out the agenda 🧬🧬 www.genomescience.org.uk
genomescience.org.uk
Genome Science UK 2026
Manchester University
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Lauren Cowley @laurencowley.bsky.social · 07/07/2026
Have you registered for Genome Science yet? www.genomescience.org.uk Its going to be in mad for it Manchester September 14th-16th 2026. Lots of great microbial genomics and bioinformatics speakers so make sure you secure a place. Early bird registration ends on 31/7/26.
static.klipy.com
Liam Gallagher: Oasis Rooftop Walk
ALT: Liam Gallagher: Oasis Rooftop Walk
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Fabian Rivera-Chávez @fabianrchavez.bsky.social · 10/07/2026
1/ Excited to share a new preprint! My PhD student Claire asked why neonatal mice become resistant to experimental cholera as they age. Turns out, early-life acquisition of maternally transmitted lactobacilli helps protect against experimental cholera www.biorxiv.org/content/10.6...
biorxiv.org
Early-life acquisition of Lactobacillaceae protects against experimental cholera
Cholera causes severe diarrheal illness in young children, but the mechanisms underlying age-dependent susceptibility remain unclear. Experimental cholera in neonatal mice recapitulates age-dependent ...
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James Connolly @ruamicro.bsky.social · 10/07/2026
Fantastic opportunity to join a brilliant lab and wider collaborative team!
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Kimberly Kline 🏔 @kimingeneva.bsky.social · 09/07/2026
🚨Join us at the University of Geneva! We're seeking an outstanding junior researcher to apply for an ERC or SNSF Starting Grant with our institutional support in host–pathogen interactions, bacteriology, virology, parasitology, or mycology. www.unige.ch/medecine/mim... Please share!
unige.ch
Open call : MIMOL Junior Group Leader’s application for a Starting Grant - Microbiology and molecular medicine - UNIGE
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Wiep Klaas Smits (ExpBac/CMAT) @smitslab.bsky.social · 08/07/2026
[🚨] Publication alert! Years of hard work is now published in @pnas.org - www.pnas.org/doi/full/10.... It's not everyday that a novel biosynthetic intermediate is identified in bacteria, so this warrants a short summary below [👇] 1/7
pnas.org
PNAS
Proceedings of the National Academy of Sciences (PNAS), a peer reviewed journal of the National Academy of Sciences (NAS) - an authoritative source of high-impact, original research that broadly spans...
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James Connolly @ruamicro.bsky.social · 03/07/2026
Huge congratulations to @rhyswg.bsky.social and colleagues for this behemoth of a paper shedding light onto the mechanism of pyocins and their impact on cell function.
nature.com
L-type pyocins inhibit the BAM complex to kill without cell entry - Nature Communications
L-type pyocins are a class of bacteriocin-like proteins with antibacterial activity. Here, the authors show that these proteins kill the pathogen Pseudomonas aeruginosa by inhibiting the BAM complex a...
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heathmurraylab.bsky.social @heathmurraylab.bsky.social · 02/07/2026
Another collaborative paper from the @ilango-aravind.bsky.social & @heathmurraylab.bsky.social team, here focused on the essential DNA replication initiation protein DnaB in Bacillus subtilis. Credit to Aurélie Guyet, Fred Schramm and @winterhalterlab.bsky.social academic.oup.com/nar/article/...
academic.oup.com
Validate User
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Alan McNally @alanmcn1.bsky.social · 01/07/2026
A pleasure to work with Zong. Our latest paper covering 10 years of CRKP surveillance in south west China shows ST11 KL64 CRKP carrying a hypervirulence plasmid. But no increase in patient mortality. What does increase is gut translocation and invasive infections. www.nature.com/articles/s41...
nature.com
Enhanced invasiveness promotes the dominance of a widely-distributed carbapenem-resistant virulence-plasmid-carrying Klebsiella pneumoniae sublineage - Nature Communications
This long-term genomic surveillance identifies a widely disseminated carbapenem-resistant Klebsiella pneumoniae (CRKP) sublineage with enhanced invasiveness but no increased mortality, revealing immun...
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Emma Slack @mucosalimmunology.bsky.social · 01/07/2026
We are recruiting a lab manager for my group in Oxford. This is a lovely team doing great things, and you could be an important part of it! See here: www.path.ox.ac.uk/vacancy/lab-... Please spread the word!
path.ox.ac.uk
Lab Manager - Molecular Immunology - Dunn School
Laboratory Manager/Senior Scientist position in the Molecular Mucosal Immunology group at Oxford
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Julie Pfeiffer @jkpfeiff.bsky.social · 26/06/2026
Faculty search announcement 2026: Tenure-Track Assistant Professor in Microbiology at UT Southwestern in Dallas. We seek candidates working in microbial pathogenesis (broadly defined). Come join our community! (1/5) www.utsouthwestern.edu/departments/...
Department members sit at a very long table in the hallway eating a pre-Thanksgiving potluck feast.
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BejaLabTechnion @bejalab.bsky.social · 25/06/2026
A Streptomyces megacluster encodes synergistic biotin-targeting antibiotics www.nature.com/articles/s41...
nature.com
A Streptomyces megacluster encodes synergistic biotin-targeting antibiotics - Nature
In Streptomyces spp., a conserved biosynthetic gene megacluster produces an arsenal of distinct antimicrobials that converge on bacterial biotin biosynthesis as a naturally evolved combination therapy...
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Patrick Moynihan @pmoyniha.bsky.social · 24/06/2026
New paper in collaboration with @proftracypalmer.bsky.social, @lislowe.bsky.social and many more. We show that mycobacteria produce Type VII secreted anti-bacterial protein toxins. Excited to explore this new area of mycobacterial biology. www.nature.com/articles/s41...
nature.com
A Type VII-secreted toxin enables inter-mycobacterial competition - Nature Communications
Mycobacteria have not yet been reported to engage in interbacterial competition via secretion of proteinaceous toxins. Here, Benedict et al. show that some mycobacteria can use their type-VII secretio...
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Lis Lowe @lislowe.bsky.social · 25/06/2026
Out after a lot of hard work from many people. When we first found arabinanase enzymes in mycobacteria we started looking into their roles in cell remodelling & pathogenesis. Did not expect to find that some species had weaponised them to kill competitors! Myco are endlessly surprising. #glycotime
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Tracy Palmer @proftracypalmer.bsky.social · 24/06/2026
Check out our latest T7SS toxin story. These reverse toxins aren’t as rare as we thought!
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Joe Wade @joe-wade.bsky.social · 24/06/2026
New preprint from our lab, in collaboration with the Santiago/Ruiz-Perez group at UVA. We found a plasmid-encoded DNA-binding protein that preferentially binds its own plasmid! www.biorxiv.org/content/10.6... Thread:
biorxiv.org
A plasmid-encoded H-NS protein selectively binds its own plasmid
H-NS is an abundant nucleoid-associated protein found in Enterobacterales species. Some conjugative plasmids encode H-NS homologues, which are thought to facilitate plasmid maintenance and reduce the ...
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Siân Owen @sianowen.bsky.social · 24/06/2026
Cool new plasmid work from Joe Wade's lab at the Wadsworth Center! Lots of conjugative plasmids encode Histone-like nucleoid-structuring protein (H-NS) proteins, and there's increasing evidence they somehow specifically bind to the plasmids that encode them #microsky #plasmidsky
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Molecular Microbiology @molmicrounihoh.bsky.social · 23/06/2026
🫴 Processing of reversed replication forks is required for the resolution of replication-transcription conflicts ! 👇 academic.oup.com/nar/article/... #subtiwiki
academic.oup.com
Processing of reversed replication forks is required for the resolution of replication-transcription conflicts
Abstract. DNA replication and transcription occur simultaneously on the same template, leading to conflicts between the two machineries. Conflicts stall re
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James Connolly @ruamicro.bsky.social · 23/06/2026
Very nice work on sugar transport during Proteus UTI
journals.plos.org
Selective sugar transport supports Proteus mirabilis fitness in the urinary tract
Author summary All living organisms require nutrients to grow, survive, and cause disease. Bacteria like Proteus mirabilis, which causes urinary tract infections, rely on specialized systems to import...
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Prof Jenny Rohn @jennyrohn.bsky.social · 22/06/2026
Really lovely work, Marjon & team, puts us closer to being able to decipher #UTI diagnosis based on sequencing - currently difficult in my view, with dozens of strains detected and never being entire sure what the pathogen(s) is/are. We need to understand entire signatures better. #UTISky #IDSky
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STCmicrobeblog @stcmicrobeblog.bsky.social · 16/06/2026
NAPs anybody? it's H-NS again – @jayhinton.bsky.social you will like it, I assume 😊 #MicroSky #PhageSky
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Andreas Bäumler @abaumler.bsky.social · 16/06/2026
Is colorectal cancer driven by a disruption of anaerobiosis? A recent study by Spiga et al. makes this idea walk and talk like a duck. Read more here: www.sciencedirect.com/science/arti...
sciencedirect.com
An anaerobic pathogen rewires host metabolism to fuel oxidative growth in the inflamed gut
To colonize their host and cause disease, enteric pathogens must deploy their virulence factors to establish distinct nutrient niches. How anaerobic p…
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Fabian Rivera-Chávez @fabianrchavez.bsky.social · 09/06/2026
Now published in Cell Reports! @cellpress.bsky.social www.cell.com/cell-reports... My postdoc Dr. Maria de la Paz Gutierrez led this work showing that cholera toxin drives epithelial L-lactate production in the small intestine, creating a nutrient that Vibrio cholerae exploits during disease
cell.com
Cholera-toxin-induced disease generates epithelial-cell-derived L-lactate that promotes Vibrio cholerae growth in the small intestine
Gutierrez et al. show that cholera toxin induces epithelial LDHA-dependent L-lactate production in the small intestine, creating a nutrient niche that Vibrio cholerae exploits through LldD-mediated L-...
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Prof Jenny Rohn @jennyrohn.bsky.social · 14/06/2026
Also of potential interest to #UTISky followers
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Cascales Lab @cascaleslab.bsky.social · 08/06/2026
Happy to share the last publication of @bobytaillefer.bsky.social, showing that #T6SS heterogeneity is an attenuation strategy to optimizes the trade-off between competitive killing and survival.
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David Clarke @cleverflick.bsky.social · 05/06/2026
Opportunity for someone interested in a full time permanent lectureship in Environmental Microbiology and Biotechnology at @uccmicrobiology.bsky.social www.jobs.ac.uk/job/DRS979/l...
jobs.ac.uk
Lecturer (Above the Bar) in Environmental Microbiology & Biotechnology at University College Cork
Discover an exciting academic career path as a Lecturer (Above the Bar) in Environmental Microbiology & Biotechnology at jobs.ac.uk. Don't miss out on this job opportunity - apply today!
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James Connolly @ruamicro.bsky.social · 02/06/2026
Latest research from the lab out now. We examined the role and expression of fimbriae during UPEC bloodstream infection. A real team effort and brilliant collaboration with Mark Schembri’s lab in Brisbane. Thanks to the MRC and BBSRC for supporting our research @ukri.org
journals.plos.org
Yad fimbriae are triggered by host cues and enhance extraintestinal pathogenic Escherichia coli tissue colonisation during bloodstream infection
Author summary Extraintestinal pathogenic Escherichia coli (ExPEC) colonise the human gut without causing disease but can disseminate to the urinary tract and bloodstream. Understanding the mechanisms...
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