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Posts by Gal Ofir

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a cartoon of snoopy dancing in front of a radio . ALT: a cartoon of snoopy dancing in front of a radio .

Three Botrytis/Eudicot papers accepted.

A reevaluation point on a question about generalism started with @katherinedenby.bsky.social 's sabbatical 24 years ago. Continued by a broad team of undergrads to post-docs including @annajomu.bsky.social @ccaseys.bsky.social and more not on bsky.

4 days ago 20 6 2 0
Postdoctoral Scholar position in the Coaker group
University of California, Davis
We are seeking a Postdoctoral Scholar to join our research program focused on immune receptor engineering and spatial analyses of plant pathogens interactions using computational and imaging approaches. The position will involve integration of molecular, imaging, and computational approaches. Relevant publications from the laboratory include Nature Plants (2025, PMID: 40721669), Proceedings of the National Academy of Sciences (2024, PMID: 38814867), and Cell Reports (2023, PMID: 37342910). https://www.coakerlab.org/
Qualifications:
•	Ph.D. in plant biology, molecular biology, genetics, computational biology, or a related field
•	Strong background in genomics and/or computational biology 
•	First author publications in peer-reviewed journals
•	Ability to work both independently and collaboratively in a multidisciplinary environment
•	Experience in plant innate immunity is preferred

Application Instructions:
The position is initially available for two years, with the possibility of extension based on performance and funding. Salary is based on the University of California postdoctoral salary scale (https://www.ucop.edu/academic-personnel-programs/_files/2025-26/represented-oct-2025-scales/t23.pdf). The salary range for this position is $69,073-$82,836 US Dollars/year. 
Review of applications will begin June 1, 2026 and will continue until the position is filled.
Please submit a CV, a brief statement of research interests (~1 page), and contact information for three references to glcoaker@ucdavis.edu. The research statement should describe your previous work, how your expertise aligns with ongoing research in the lab, and potential future research directions.

Postdoctoral Scholar position in the Coaker group University of California, Davis We are seeking a Postdoctoral Scholar to join our research program focused on immune receptor engineering and spatial analyses of plant pathogens interactions using computational and imaging approaches. The position will involve integration of molecular, imaging, and computational approaches. Relevant publications from the laboratory include Nature Plants (2025, PMID: 40721669), Proceedings of the National Academy of Sciences (2024, PMID: 38814867), and Cell Reports (2023, PMID: 37342910). https://www.coakerlab.org/ Qualifications: • Ph.D. in plant biology, molecular biology, genetics, computational biology, or a related field • Strong background in genomics and/or computational biology • First author publications in peer-reviewed journals • Ability to work both independently and collaboratively in a multidisciplinary environment • Experience in plant innate immunity is preferred Application Instructions: The position is initially available for two years, with the possibility of extension based on performance and funding. Salary is based on the University of California postdoctoral salary scale (https://www.ucop.edu/academic-personnel-programs/_files/2025-26/represented-oct-2025-scales/t23.pdf). The salary range for this position is $69,073-$82,836 US Dollars/year. Review of applications will begin June 1, 2026 and will continue until the position is filled. Please submit a CV, a brief statement of research interests (~1 page), and contact information for three references to glcoaker@ucdavis.edu. The research statement should describe your previous work, how your expertise aligns with ongoing research in the lab, and potential future research directions.

We are hiring! We’re excited to recruit a postdoc to our lab at UC Davis to work on plant immune engineering and single-cell analyses of plant pathogen interactions. Apply by June 1. Please repost. www.coakerlab.org/postdoctoral...

4 days ago 59 69 1 3
Science | AAAS

This is WILD
(& microbes rock 🎸)
“These findings […] revealing a protein-templated mechanism for sequence-specific DNA synthesis.”

Take that, central dogma! 🧪

“Protein-templated synthesis of dinucleotide repeat DNA by an antiphage reverse transcriptase”
www.science.org/doi/10.1126/...

4 days ago 24 7 3 1

Sharing the latest preprint from our lab where we identify pervasive presence of Genomic Islands (GIs) in diverse giant viruses and characterize their functions and origins - leveraging cultured isolate genomes and long-read sequenced giant virus genomes.

www.biorxiv.org/content/10.6...

5 days ago 8 5 1 0
Model of resistance transition in Brassicaceae.

Model of resistance transition in Brassicaceae.

The non-NLR gene JAX1 drives potexvirus nonhost resistance across the Brassicaceae

Suzuki et al.

nph.onlinelibrary.wiley.com/doi/10.1111/...

5 days ago 4 5 0 0
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Diversity-generating retroelements for programmable targeted hypermutagenesis - Nature Biotechnology Diversity-generating retroelements are engineered for directed evolution in E.coli.

🔈Paper out! We turned the most fascinating phage host-switch mechanism, diversity-generating retroelements, into a programmable mutagenesis tool, DGRec. You can perform targeted hypermutation of any 50-200bp sequence directly in vivo in E. coli www.nature.com/articles/s41...

5 days ago 95 44 5 4

#joboffer #Germany
plz spread it

I'm hiring a Junior leader (E13; 100% for 3-5 y) to start own independence w/ focus on #CryoEM SPA or ET
Ideally 1-2y postdoc experience

Plz get in touch, if you are interested in #Structural biology & #MicroBiochem

@sfb1381.bsky.social @vaam-microbes.bsky.social

6 days ago 16 16 1 1
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Plasmidsaurus RNA-Seq is now processed in Cologne for our European customers!

Ship at ambient temperature with SEQguard Dino Preserve 🦖

• 3-day turnaround
• $50/sample (academia), $80 (industry)
• Gene expression analysis
• Up to ~10M unique transcript 3’ end reads per sample
• Interactive results

6 days ago 7 2 0 0
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Over two billion years, a fierce battle has raged between bacteria and the viruses that infect them. The resulting evolution has shaped the way our bodies fight disease today. @vcallier.bsky.social reports: www.quantamagazine.org/the-ancient-...

6 days ago 59 23 1 5
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TSL Alumnus wins Biochemical Society Award Mauricio Contreras has been recognised as an exceptional Early Career Researcher by the Biochemical Society. Currently based at the University of Tübingen, Germany, Mauricio previously spent several…

We are happy to celebrate @mpcontreras.bsky.social winning the @biochemsoc.bsky.social 2027 Early Career Research Award!

Mauricio joined TSL as a predoc with @kamounlab.bsky.social, where he did PhD and postdoc before starting his group at @zmbp-tuebingen.bsky.social

Congrats Mau!

1 week ago 29 11 2 2
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New pre-print from the lab! We show that the subtilase SBT12a is essential for symbiosome stabilization in Medicago. Using HUNTER proteomics, we even got some of its substrates. Have a look.
www.biorxiv.org/content/10.6...

1 week ago 55 34 3 3

Transition metal-triggered immunity via an Arabidopsis NLR pair www.biorxiv.org/content/10.64898/2026.04...

1 week ago 15 12 0 0

Great to see this paper in its final published form!

www.pnas.org/doi/10.1073/...

2 weeks ago 25 14 3 0

Our colleague needs your help keeping a 1,200-year dataset alive!

If you have botanical expertise or are based near Arashiyama, Kyoto — DM her or email tuna@ourworldindata.org.

1 week ago 99 65 2 3
Species-specific oxygen sensing governs the initiation of vertebrate limb regeneration Why mammals cannot regenerate limbs like amphibians do presents a long-standing puzzle in biology. To uncover the underlying differences, we compared amputation responses of embryonic mouse (Mus musculus) and Xenopus laevis tadpole limbs. Lowering ...

🚨 Why can’t mammals regenerate limbs like frog tadpoles or salamanders?
In our new paper in @science.org , we show that species-specific oxygen sensing acts as a gatekeeper for initiating limb regeneration 🐭🐸
🔗 www.science.org/doi/10.1126/... #EvoDevo

1 week ago 262 111 21 10

Deep-Plant: a supervised foundation model for plant regulatory genomics www.biorxiv.org/content/10.64898/2026.04...

1 week ago 5 3 0 0

Check out our new manuscript, in collab with Efrat Sheffer, Guy Dovrat and Amir Erez, where we looked at shotgun metagenomes of wild legume nodules, providing an unbiased view of the taxonomic genomic content of legume nodules, and how these relate to plant performance.

1 week ago 7 4 0 0
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PostDoc position available!
(links in post below)

Feel free to share!

1 week ago 24 23 1 1
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- YouTube www.youtube.com

Cucumber genetics got a 172,000-piece upgrade. That's how many large DNA rearrangements BTI scientists catalogued by combining 39 cucumber genomes into one mega-map. Now breeders have a powerful tool to work with.
https://cstu.io/2dae4c

1 week ago 2 2 0 0
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Preprint alert 🚨 (1/10) 🧵

𝘈𝘶𝘵𝘰𝘱𝘩𝘢𝘨𝘺 𝘪𝘴 𝘢 𝘱𝘢𝘳𝘢𝘥𝘰𝘹 𝘪𝘯 𝘱𝘭𝘢𝘯𝘵 𝘪𝘮𝘮𝘶𝘯𝘪𝘵𝘺:
It can promote resistance, susceptibility, or restrict cell death 🤯

So what is its actual role?

We show it acts as a spatial organizer of immunity across cell types 🌱🦠 #proteostasis

www.biorxiv.org/content/10.6...

1 week ago 106 55 7 2
OSF

Seriously cool work from a cross-national team. Textual and image analysis of a Nahua botanical codex to understand how indigenous peoples' knowledge of plants was structured & maintained. Including a website containing images, texts, & translations (danchitwood.github.io/DeLaCruzBadi...)

2 weeks ago 11 2 0 0

A fascinating read! Spain’s infrastructure operator jump-started high-speed competition, and passenger numbers have increased by up to 68% since 2019.

2 weeks ago 91 18 3 0
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Structure and sequence evolution in the pennycress (Thlaspi arvense) pangenome Eukaryotic genomes harbor many forms of variation, including nucleotide diversity and structural polymorphisms, which experience natural selection and contribute to genome evolution and biodiversity...

Out now in @newphyt.bsky.social with @joannarifkin.bsky.social, @jotlovell.bsky.social, @spicybotrytis.bsky.social & more! Our high-quality pennycress pangenome is a striking example of genome architecture shaping different kinds of genomic variation, including some surprising centromeric movement

2 weeks ago 34 17 2 2
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What brown algae taught me about the importance of jumping genes for genome evolution

Behind the scenes!
go.nature.com/4bYY8BM

2 weeks ago 26 11 0 0

New paper from the Stern and Gronenborn labs on structure and evolution of aphid bicycle effector proteins.
We show how alphafold can generate accurate predictions for these rapidly evolving proteins and that these proteins are diverse in every possible way.

www.biorxiv.org/content/10.6...

2 weeks ago 16 9 1 0

The PhageExpressionAtlas just made it to bioRxiv. Visually explore the transcriptomes of phage-host interactions or harness the database for analysis across infections! Please leave feedback, which functionalities/data you find missing.
Preprint:
www.biorxiv.org/content/10.6...

#phagesky #microsky

2 weeks ago 22 10 1 0
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New #preprint 😍‼️ led by 2 incredible postdocs @ninizhani.bsky.social & Ranj Papareddy: transforming #UFMylation from a local ribosome rescue pathway to systems level regulator of mRNA splicing www.biorxiv.org/content/10.6... A short 🧵

3 weeks ago 103 42 2 3
A long, skinny map titled: "Life and Travels of the European Eel" with a subtitle reading: "From the Eel's Perspective." A label at the bottom of the map reads: "Begin Here." The map top half of the map is an mirror copy of the bottom half.

I will put the full text of the column in the alt text in an image in the next post in the thread.

 The map goes from the bottom of the page up, starting in the Sargasso Sea. An set of arrows show the eels paths to shore, then up a river and into a marshland. The arrows continue up the page to show the eel leaving the marshland and heading back downstream, and out to sea. The land is green and verdant at the bottom of the map, because the eels migrate upstream in the spring. The land is brown and dry at the top of the map, because eels migrate downstream in the autumn.

A column of text on the side tells about the eels' journeys and changes. It is more text than I can relate in the space allowed here. Each paragraph has an arrow pointing up to the next one, and they are designed to be read from the bottom of the page going upwards.

A long, skinny map titled: "Life and Travels of the European Eel" with a subtitle reading: "From the Eel's Perspective." A label at the bottom of the map reads: "Begin Here." The map top half of the map is an mirror copy of the bottom half. I will put the full text of the column in the alt text in an image in the next post in the thread. The map goes from the bottom of the page up, starting in the Sargasso Sea. An set of arrows show the eels paths to shore, then up a river and into a marshland. The arrows continue up the page to show the eel leaving the marshland and heading back downstream, and out to sea. The land is green and verdant at the bottom of the map, because the eels migrate upstream in the spring. The land is brown and dry at the top of the map, because eels migrate downstream in the autumn. A column of text on the side tells about the eels' journeys and changes. It is more text than I can relate in the space allowed here. Each paragraph has an arrow pointing up to the next one, and they are designed to be read from the bottom of the page going upwards.

Several years ago, on a whim, I started drawing a map of an eel's life travels as seen by the eel.

I figured an eel thinks about its life as a linear journey, rather than a there-and-back again adventure. So I wanted to do a map to reflect this.

This morning, on another whim, I finished the map!

3 weeks ago 1016 282 34 25
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...

What if plant immunity doesn’t stop bacteria from arriving - but from staying?
Excited to share our new Dangl Lab paper (doi.org/10.1073/pnas.2535583123), asking a fundamental co-evolutionary question: which flagellar function is targeted by plant immunity?
#Coevolution #Plant-Microbiome #PNAS
🧵1/8

3 weeks ago 52 29 2 1