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Gianluca Prezza

@gprezza.bsky.social
92 followers 175 following 8 posts

Fan of dogs, bugs, and making bugs do stuff. Postdoc in the Ellis lab, dept of Bioengineering, Imperial College London.

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Reposted by Gianluca Prezza
Marco Galardini @mgalactus.bsky.social · 02/09/2026
That prompt is, shall we say, a little unhinged huggingface.co/datasets/Ant...
huggingface.co
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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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Tom Ellis @proftomellis.bsky.social · 31/07/2026
Our lab’s latest on synthetic genomics “Synthetic Combinatorial Minimisation of Cell Cycle Control” is up now on BioRxiv - covering ambitious yeast #synbio cell cycle work led by Anastasiya Malyshava and co-supervised by Matteo Barberis.
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Rafael Pinilla-Redondo (Rafa) @rafomics.bsky.social · 16/07/2026
7/10 Our model 🧬👇 🔴OFF: RT-synthesized DNA scaffolds the ring and restrains the toxic RNase. 🟢ON: phage nucleases cut msDNA → ring collapses → RNase fires → host tRNAs shredded → infection blocked! 🛡️
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Financial Times @financialtimes.com · 05/07/2026
China cools on overseas publication of scientific research ft.trib.al/HFVNKtA
ft.trib.al
China cools on overseas publication of scientific research
Policymakers discuss reducing incentives for academics to submit papers to international journals over leak concerns
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Kenneth Loi @kenjmloi.bsky.social · 27/04/2026
Excited to share our discovery of a new programmable RNA-guided DNA-targeting system hiding inside bacteriophages that predates CRISPR. We call it VIPR (Viral Interference Programmable Repeat), and it uses an entirely new logic to find its targets. Thread + link below.
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Waggoner Lab @labwaggoner.bsky.social · 25/06/2026
Cell-to-cell cooperation through membrane vesicles enhances antibiotic persistence @science.org @bcmfromthelabs.bsky.social www.science.org/doi/10.1126/... www.science.org/doi/10.1126/...
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Carolyn Bertozzi @carolynbertozzi.bskyverified.social · 26/05/2026
“Academic science is not only about productivity, it is also about deep understanding, exploring creative solutions and training critical thinkers to be the next generation of researchers.” www.nature.com/articles/d41...
nature.com
The uncritical adoption of AI in science is alarming — we urgently need guard rails
Artificial intelligence is rapidly accelerating scientific output, but risks narrowing inquiry, weakening judgement and undermining how scientists are trained.
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bioRxiv Synthetic Biology @biorxiv-synthbio.bsky.social · 23/05/2026
High-throughput engineering of ligand-activated splicing ribozyme through domain insertion www.biorxiv.org/content/10.64898/20…
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Aude Bernheim @audeber.bsky.social · 02/04/2026
How diverse is bacterial immunity ? We report in @science.org how language models allowed us to predict 2.4M antiphage proteins spanning >23K novel potential systems. 👏 @emordret.bsky.social, @alexhv.bsky.social & al doi.org/10.1126/scie... Explore them here defensefinder.mdmlab.fr/wiki/refseq_...
science.org
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Jay Van Bavel, PhD @jayvanbavel.bsky.social · 27/03/2026
A new paper in Science measured the prevalence of social sycophancy across 11 leading large language models. The model’s responses were nearly 50% more sycophantic than humans’, even when users engaged in unethical, illegal, or harmful behaviors. www.science.org/doi/10.1126/...
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European Research Council (ERC) @erc.europa.eu · 25/03/2026
The ERC's new white paper examines the gap in participation and success rates between Europe’s strongest research systems and a group of countries performing less well. It also calls for coordinated efforts at national and European level. Read more: erc.europa.eu/news-events/...
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Camilla Ciolli Mattioli @cciollimattioli.bsky.social · 16/03/2026
New review out! Bacterial pathogens diversify to survive during infection - using bet-hedging and division of labor to generate specialized subpopulations. We explore how host signal actively drive this process www.sciencedirect.com/science/arti...
sciencedirect.com
Hedging their bets: how bacterial pathogens diversify to survive infection
Phenotypic heterogeneity within isogenic bacterial populations represents a fundamental adaptation strategy that enables pathogen survival across the …
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Indra Roux @indraroux.bsky.social · 10/03/2026
One of the biggest challenges in microbial biotechnology? Unlocking the potential of non-model microbes and synthetic communities! Glad to share our review @sonjablasche.bsky.social @simonemozzachiodi.bsky.social @kiranrpatil.bsky.social @cambridgebiosci.bsky.social🧵(1/7) doi.org/10.1016/j.co...
Framework for microbiome-inspired functional synthetic communities
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Craig Kaplan @triggerloop.bsky.social · 04/03/2026
Just amazing what evolution can come up with. Naturally occurring nuclease deficient Cas12 family members use gRNAs to bind DNA and recruit sigmaE family members that drive txn initiation proximally. 2 papers! 1- describes 2- structure! www.nature.com/articles/s41... www.nature.com/articles/s41...
nature.com
Exapted CRISPR–Cas12f homologues drive RNA-guided transcription - Nature
Specialized σ factors interact with nuclease-dead, CRISPR–Cas12f proteins to form potent, RNA-guided gene activation systems that function independently of fixed promoter motifs.
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Jihoon Han @jihoon-han.bsky.social · 18/02/2026
Excited to share a preprint from my postdoc work in Shipman’s lab! We developed Detectrons — programmable biosensors that convert RNA signals into stable DNA barcodes inside living cells, enabling multiplexed RNA sensing. 🧵👇 biorxiv.org/content/10.6...
biorxiv.org
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Koray Malcı @kmalci.bsky.social · 12/02/2026
🤖 Announcement for Opentrons users - OT-2 & Flex 🤖 We developed Slowpoke, an open-source, automated Golden Gate cloning tool with Fankang Meng & @proftomellis.bsky.social at @imperialcollegeldn.bsky.social Flex-optimisation by @gregorybatt.bsky.social at @pasteur.fr 👉 pubs.acs.org/doi/10.1021/...
pubs.acs.org
Slowpoke: An Automated Golden Gate Cloning Workflow for Opentrons OT-2 and Flex
In synthetic biology, DNA assembly is a routine process where increasing demands for standardization, high-throughput capacity, and error-free execution are driving the development of accessible, auto...
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Theo Sanderson @theo.io · 12/02/2026
what a time to be alive
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Kranzusch Lab @kranzuschlab.bsky.social · 06/02/2026
Aude Bernheim @audeber.bsky.social and Eugene Koonin discuss one of most interesting questions in the field connecting bacterial and animal immunity! www.nature.com/articles/s41...
nature.com
The paradox of immune systems conservation between prokaryotes and eukaryotes - Nature Reviews Microbiology
The widespread prokaryotic immune systems, in particular restriction–modification, CRISPR–Cas and defensive toxin–antitoxin systems, are absent in eukaryotes, whereas relatively rare ones, such as Arg...
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Olivier Borkowski @oborkowski.bsky.social · 01/02/2026
A Bacteroides synthetic biology toolkit to build an in vivo malabsorption biosensor doi.org/10.1016/j.ce...
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Gianluca Prezza @gprezza.bsky.social · 26/12/2025
Can @cultivarium.bsky.social please stop churning out amazing papers please
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bioRxiv Synthetic Biology @biorxiv-synthbio.bsky.social · 07/12/2025
A genetic platform for a biocementation bacterium www.biorxiv.org/content/10.64898/20…
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Andy Goodman @agoodmanct.bsky.social · 03/12/2025
An unexpected mechanism for population heterogeneity in the gut microbiome: www.cell.com/cell-host-mi...
cell.com
A commensal bacterium secretes effector proteins to establish population heterogeneity in the gut
Zagieboylo and colleagues demonstrate that the human commensal Bacteroides thetaiotaomicron secretes two self-targeting proteins that induce heterogeneity within its own population. Differential expre...
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ASM @asm.org · 21/11/2025
How does linguistic bias reinforce privilege in science? #AppEnvMicro Editor in Chief @microgem.bsky.social offers insights and discusses how reviewers can identify it to support a more equitable review process. Read the article: asm.social/2Hp #COPE #PublicationIntegrity
asm.social
Linguistic Bias and the Science Lost in Translation | ASM.org
Explore how linguistic bias subtly reinforces privilege in science by constraining scientific dissemination.
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Gianluca Prezza @gprezza.bsky.social · 21/11/2025
Pretty science and pretty colours is a combination hard to beat
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Michael Baym @baym.lol · 20/11/2025
Now that we understood neutral dynamics, we turned to competition. What could cause one plasmid to replicate better than another? Our first thought was transcription might interfere with replication, and it turns out there was a much larger tradeoff than we expected! 7/
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Sternberg Lab @sternberglab.bsky.social · 14/11/2025
1/9 Metagenomics lets us read microbiomes in nature without cultivation, but writing (editing) them in their native context is still a major challenge. Meet MetaEdit: a platform for pathway-scale metagenomic editing inside the gut microbiome. science.org/doi/10.1126/...
science.org
Metagenomic editing of commensal bacteria in vivo using CRISPR-associated transposases
Although metagenomic sequencing has revealed a rich microbial biodiversity in the mammalian gut, methods to genetically alter specific species in the microbiome are highly limited. Here, we introduce ...
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Grantham Institute - Climate Change and the Environment @granthamicl.bsky.social · 06/11/2025
In the UK, SUVs accounted for 63% of new sales in 2024. The proliferation of SUVs is one aspect of “carspreading,” whereby cars are becoming steadily larger over time and with this comes potential harms to health 🧵 www.bmj.com/content/391/...
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Tom Ellis @proftomellis.bsky.social · 23/10/2025
A new review paper from our lab courtesy of @jazzsynbio.bsky.social is published in Trends in Biotechnology In this review, we look at the many opportunities for synthetic biology to be used in the research and applications of Holobionts.
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Michelle Lacey @nolastatprof.bsky.social · 20/09/2025
The logic of sabotaging the ability to hire trained researchers from abroad while simultaneously sabotaging the ability of US universities to train American researchers is truly baffling.
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Joe Wade @joe-wade.bsky.social · 11/09/2025
Check out our new paper: a review of translational coupling, the phenomenon where translation of one prokaryotic gene can promote translation of the gene downstream. We cover the history, and delve into the mechanism, which is still not fully understood. journals.asm.org/doi/10.1128/...
journals.asm.org
Translational coupling of neighboring genes in prokaryotes | Journal of Bacteriology
Prokaryotic genes are arranged in operons, with functionally related genes often located adjacent to one another (1). There are several ways in which the operonic organization of genes facilitates the...
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Constantinos Patinios @copabio.bsky.social · 04/09/2025
🚀 New publication alert! 🚀 We just published in @natbiotech.nature.com: 👉 Targeted DNA ADP-ribosylation triggers templated repair in bacteria and base mutagenesis in eukaryotes doi.org/10.1038/s415...
doi.org
Targeted DNA ADP-ribosylation triggers templated repair in bacteria and base mutagenesis in eukaryotes - Nature Biotechnology
Append editing of ADP-ribosyl to thymine is used for precise modifications in bacteria and eukaryotes.
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Adrià Auladell @adriaula.bsky.social · 18/08/2025
I love this diagram
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Tom Ellis @proftomellis.bsky.social · 11/08/2025
New paper from our lab on synthetic genome work in yeast is out - Iterative SCRaMbLE for Engineering Synthetic Genome Modules and Chromosomes. Exciting project led by Jane (Xinyu) Lu in our group, now online. t.co/0LuGwgAWlA
t.co
https://www.nature.com/articles/s41467-025-62356-y
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Helmholtz Institute Würzburg @helmholtz-hiri.bsky.social · 14/07/2025
The Friends of the @helmholtzhzi.bsky.social have awarded Gianluca Prezza the HZI PhD Award for his outstanding doctoral thesis. In #HIRI's @westermannlab.bsky.social, he investigated #sRNAs in the gut bacterium B. theta. 🦠👨🎓 Congrats, @gprezza.bsky.social! www.helmholtz-hiri.de/en/newsroom/...
Photo: HIRI / Luisa Härtig
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Tom Ellis @proftomellis.bsky.social · 11/07/2025
Online now @ Cell is the yeast multicellular engineering paper from Fankang Meng - the fruits of his productive PhD in our group. He developed modular synthetic biology tools to bring multicellular behaviours to yeast - specific adhesion, juxtacrine signalling and more. www.cell.com/cell/fulltex...
cell.com
Engineering yeast multicellular behaviors via synthetic adhesion and contact signaling
By designing synthetic toolkits for contact-based signaling (MARS) and cell-cell adhesion (SATURN), we program yeast to form multicellular structures and perform complex tasks, like building logic cir...
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Gianluca Prezza @gprezza.bsky.social · 11/07/2025
While writing my thesis, I kept wondering why I was putting so much effort in something that "nobody will ever read". Well, someone did and thought it deserved a prize! 🤯 Many thanks to people @westermannlab.bsky.social and Alex in particular for the support, supervision and, eventually, nomination.
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Indra Roux @indraroux.bsky.social · 04/07/2025
Fantastic to see this work published, and the interest it has sparked! A tour de force by Anna Lindell and a interdisciplinary team I was honoured to contribute to.👉 PFAS are already in our environment and bodies, we urgently need ways to mitigate their impact 🧫🧪 www.nature.com/articles/s41... 1/2
nature.com
Human gut bacteria bioaccumulate per- and polyfluoroalkyl substances - Nature Microbiology
Human gut bacteria bioaccumulate per- and polyfluoroalkyl substances (PFAS), commonly known as forever chemicals, in intracellular aggregates. Colonization of gnotobiotic mice with bioaccumulating bac...
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Tom Ellis @proftomellis.bsky.social · 30/06/2025
We're hiring for 2 postdocs to work in our lab in London on the newly announced Wellcome Trust SynHG project. If you know people looking to work on big-scale ambitious science like this, please RT and share this with them. Apply by 7/20, interviews in Aug. imperial.ac.uk/jobs/search-...
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Tom Ellis @proftomellis.bsky.social · 26/06/2025
It's 25 yrs to the day since the Human Genome Project & Craig Venter declared joint victory in sequencing the human genome - an ideal time for @wellcometrust.bsky.social to annouce their new project, involving our lab, to begin work towards synthesising human genomes. wellcome.org/news/researc...
wellcome.org
Researchers take first steps to creating synthetic human genomes | Wellcome
Scientists are developing technology to create the first synthetic human chromosome. The ability to write large genomes could transform our understanding of health.
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Elise Bornet @elisebor.bsky.social · 17/06/2025
Excited to share my PhD work! We used a low-input RNA-seq protocol to dig into what drives cell shape differences in Bacteroides thetaiotaomicron. Congrats and big thanks to all co-authors 🧫🧬.
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Gianluca Prezza @gprezza.bsky.social · 18/06/2025
Bacteroides Theta-Iota-Omicron is polymorphic already in its name. What are the differences between the morphotypes? We tried to answer this with a combination of mechanical separation of cells based on their shape and an ultra-low input RNA-seq protocol. Paper from @elisebor.bsky.social here 👇
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Gianluca Prezza @gprezza.bsky.social · 12/06/2025
Did you think you needed a promoter for CRISPRa? Think again!
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Michael Baym @baym.lol · 14/05/2025
Yesterday, the NIH R35 “Outstanding Investigator” grant to fund scientists in my lab studying antibiotic resistance was terminated for reasons not related to the content of the science, or any actions taken by me or members of my lab
A screenshot of the termination notice showing "Outstanding Investigator Grants"A screenshot of the termination notice with "This award is terminated effective the date of this award, due to unsafe antisemitic actions that suggest the institution lacks concern for the safety and wellbeing of Jewish students." highlighted
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Mathis Riehle @mornorse.bsky.social · 13/05/2025
“Hello World” written with living flies 🪰 🧪 doi.org/10.1073/pnas...
doi.org
The fruit fly, Drosophila melanogaster, as a microrobotics platform | PNAS
Engineering small autonomous agents capable of operating in the microscale environment remains a key challenge, with current systems still evolving...
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Gianluca Prezza @gprezza.bsky.social · 09/05/2025
I'm sorry what 🤯
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Erik van Nimwegen @erikvannimwegen.bsky.social · 09/05/2025
Here is the Bonsai visualization of a realistic dataset. In contrast to UMAP or PCA, the Bonsai tree accurately reflects the structure in the data. Not only visually, but the correlations between the true distances and distances in the Bonsai representation are close to 1 for almost all cells.
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Aditya Kunjapur @kunjapur.bsky.social · 01/05/2025
It seems there are no free-living organisms known to rely exclusively on one other organism for their survival Until perhaps now Check out our latest publication in @natmicrobiol.nature.com to see how we designed an exclusive microbial reliance using GCE rdcu.be/ekepI 1/2
rdcu.be
Engineered orthogonal and obligate bacterial commensalism mediated by a non-standard amino acid
Nature Microbiology - A genetically engineered microbial symbiosis based on synthetic auxotrophy is created, with potential implications as a biocontainment strategy.
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Yolanda Schaerli @yschaerli.bsky.social · 15/04/2025
Very happy to share our newly published work! We engineered phages for intercellular communication in multicellular consortia and integrated it with CRISPR-based gene regulation for biocomputing. Congratulations to @astrikusuma.bsky.social @dmf-unil.bsky.social @fbm-unil.bsky.social rdcu.be/ehORO
rdcu.be
Engineering intercellular communication using M13 phagemid and CRISPR-based gene regulation for multicellular computing in Escherichia coli
Nature Communications - Engineering multicellular consortia, where information processing is distributed across specialized cell types, offers a promising strategy for implementing sophisticated...
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ᐯIᑕTOᖇ ᑎIᘔET, ᗰᗪ @nizet.bsky.social · 14/04/2025
PRETTY AWESOME Sidor et al. PNAS take a single enzyme from a marine sponge and express it in E. coli, conferring the ability to self-assemble bioglass from silica precursors present in ocean water End result? Living, light-focusing microlenses that persist for months Cheap, durable photonics
pnas.org
Engineered bacteria that self-assemble bioglass polysilicate coatings display enhanced light focusing | PNAS
Cutting-edge photonic devices frequently rely on microparticle components to focus and manipulate light. Conventional methods used to produce these...
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