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Posts by Johana Misas Villamil

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Interested in non-proteinaceous ubiquitination, induced proximity or glycogen? Then you should have a look at our newest article, “Ubiquitination of glycogen and metabolites in cells and tissues”, just published in Nature: www.nature.com/articles/s41...

16 hours ago 33 21 5 2
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🔥our latest study is now online @natcomms.nature.com we found that the salicylic acid catabolic enzymes DMR6/DLO1 are controlled by the ubiquitin system. SA modulates their turnover, revealing a regulatory circuit linking hormone metabolism to immune balance. www.nature.com/articles/s41...

20 hours ago 26 10 2 0
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A phosphorelay circuit drives extracellular alkalinization in receptor kinase-mediated immune and cell-wall damage signaling Extracellular alkalinization is a hallmark of plant receptor activation, yet its mechanistic basis and signaling function remain unclear. Zhai et al. uncover a conserved phosphorelay circuit that regu...

A phosphorelay circuit drives extracellular alkalinization in receptor kinase-mediated immune and cell-wall damage signaling: Molecular Cell www.cell.com/molecular-ce...

23 hours ago 14 9 0 1

Infection of maize by Ustilago maydis remodels the phyllosphere microbiome and requires the activity of antimicrobial effectors www.biorxiv.org/content/10.64898/2026.03...

3 weeks ago 9 5 0 1
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Host-adapted enzymatic deconstruction of acetylated xylan limits immune activation and facilitates mutualistic colonization of monocot roots This study identifies a monocot-specific enzymatic module in the beneficial root endophyte Serendipita indica, showing how ancestral saprotrophic enzymes have been repurposed into an immune-compatible...

Very proud to share our new paper led by Mathias Brands from my team at @UniCologne! With Markus Pauly team @HHU. Host-adapted enzymatic deconstruction of acetylated xylan limits immune activation and facilitates mutualistic colonization of monocot roots: Molecular Plant www.cell.com/molecular-pl...

6 days ago 32 21 0 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...

5 days ago 72 81 1 3

Registrations are open for PADiBa2026!

6 days ago 5 11 0 0
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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

#ASPBPlantPhysMonday #ICYMI

1 week ago 1 1 0 0
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Don’t Perish! A Step-by-Step Guide to Writing a Scientific Paper (2026 edition) Great science deserves to be read — not buried under unclear writing. This is the updated 2026 edition of your favorite guide to writing…

I just published Don’t Perish! A Step-by-Step Guide to Writing a Scientific Paper (2026 edition)

Great science deserves to be read—not buried under unclear writing. This is the updated 2026 edition of your favorite guide to writing scientific papers.

medium.com/p/dont-peris...

1 week ago 88 42 3 3
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Head of Department, Department of Biology

jobportal.ku.dk/administrati...

We are soon to be headless....

So come be our new boss in lovely Copenhagen and lead a department with research interests
from genes to ecosystems, and everything alive in between.

1 week ago 7 13 0 0

Happy to see this in biorxiv 🎉. Really proud of how it started and ended. Very first report of new peptide class “ PSK” encoded by parasitic nematodes. Nematodes getting smarter 🎉 Congrats to all authors
@nemaplant.bsky.social lab and @lmueller.bsky.social lab.

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

2 weeks ago 14 5 1 0
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Nutzpflanzenforscherin aus dem „Klaus Tschira Boost-Fund“ gefördert Die Pflanzenforscherin Dr. Eliza Loo, Arbeitsgruppenleiterin am Institut für Molekulare Physiologie an der Heinrich-Heine-Universität Düsseldorf (HHU), wird für die kommenden zwei Jahre für ein Projek...

Huge congrats to Dr. Eliza Loo! The associated MibiNet researcher has secured a "Klaus Tschira Boost Fund" grant to explore targeted programming of plant microbiomes. Fantastic news for @hhu.de and the MibiNet team!
#MibiNet #HHU
@elizaloopi.bsky.social
www.hhu.de/en/detail-re...

2 weeks ago 35 15 7 1

Preprint alert!

I am extremely happy to finally (!) share our work on the redox-dependent regulation of the CRKs in plants!

We integrated high-throughput interactomics, redox proteomics, structural modelling, and genetics to map a ROS-dependent CRK interaction landscape in Arabidopsis.

3 weeks ago 42 22 4 1
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PNAS: A secreted citrus protease cleaves an outer membrane protein of the Huanglongbing pathogen (2026) Plants secrete a variety of proteases as a defense response during infection by microbial pathogens. However, the relationship between their catalytic activities and antimicrobial functions remains largely unknown. Particularly, few biologically relevant substrates of these proteases have been identified. Huanglongbing (HLB) has been a major threat to the citrus industry worldwide. The HLB-associated bacterium, "Candidatus Liberibacter asiaticus" (Las), was previously shown to deploy an inhibitor of papain-like cysteine proteases (PLCPs) to promote disease in citrus. In this study, we identified an outer membrane protein (OMP) of Las, LasOMP1, as a substrate of the citrus PLCP CsRD21a. LasOMP1 is one of the most highly expressed genes in Las. CsRD21a cleaves LasOMP1 and produces cleaved peptide products, which could be detected in vitro and in HLB-diseased citrus plants. We found that CsRD21a targets the N-terminal portion of LasOMP1, potentially at an extracellular loop region. Importantly, transgenic sweet orange overexpressing CsRD21a showed reduced Las populations and improved plant growth, highlighting that engineering this protease is a promising strategy to enhance HLB resistance in citrus. Together, our work reveals a pathogen-derived substrate of plant PLCPs and suggests bacterial OMPs may be direct targets of plant defense.

New Publication: A secreted citrus protease cleaves an outer membrane protein of the Huanglongbing pathogen (2026)

https://www.tsl.ac.uk/publications/166327

2 weeks ago 11 10 0 0
Logo-Schriftzug Walter Benjamin Programm mit Pfeil und Datumsangaben:
Dienstag, 14. April 2026, 14:30 bis 16 Uhr.
Außerdem Hinweis auf Kurzlink: www.dfg.de/prospects

Logo-Schriftzug Walter Benjamin Programm mit Pfeil und Datumsangaben: Dienstag, 14. April 2026, 14:30 bis 16 Uhr. Außerdem Hinweis auf Kurzlink: www.dfg.de/prospects

Auf dem Weg zu früher unabhängiger Forschung?

Das Walter Benjamin-Programm bietet optimale Möglichkeiten, ein eigenständiges Profil zu entwickeln - an einer passenden (auch ausländischen) Einrichtung.

In unserer Inforeihe #Prospects stellen wir nächste Woche alles Wichtige zu dem Programm vor. 👇

2 weeks ago 16 10 0 1
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Plant cell surface receptors Plant cell surface receptors have evolved to perceive peptides, proteins, glycans, lipids, and small molecules through diverse ectodomains, integrating these inputs into distinct physiological output...

nice comprehensive review on plant cell surface receptors. onlinelibrary.wiley.com/doi/10.1111/...

3 weeks ago 18 10 0 1

Our new preprint is now out! 🤩

3 weeks ago 6 2 0 0
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A Native Nepenthesin Reactor for Improved Proteolytic Digestion of Intrinsically Disordered Proteins in Proteomics Workflows A workflow is presented for the extraction and purification of native nepenthesin (NEP-NAT) from Nepenthes species, followed by the enzyme's immobilization on POROS-AL chromatographic material. The N...

Latest publication from SNP2Prot colleagues C. Wall and A. Sinz reveals that the Nepenthesin protease, isolated from 𝘕𝘦𝘱𝘦𝘯𝘵𝘩𝘦𝘴 sp., carries superior proteolytic activity towards IDPs.

Kudos to the team 🎉

doi.org/10.1002/cbic...

#MassSpec #Protease #IDPs
#Proteomics

@sinzandrea.bsky.social

3 weeks ago 4 2 0 1
NbCDPK4 and NbCDPK5 interact with NbRBOHB and generate reactive oxygen species production.

NbCDPK4 and NbCDPK5 interact with NbRBOHB and generate reactive oxygen species production.

CDPKs regulate ROS burst during plant cell death

Hino et al.

nph.onlinelibrary.wiley.com/share/32FTI7...

3 weeks ago 9 3 1 0
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🌱 CRAG launches an international call for early‑career researchers!
We invite young scientists interested in starting their independent research group at CRAG

📅 Deadline - April 26

Apply now 👉 https://f.mtr.cool/jdwzombrbd

3 weeks ago 30 35 0 0
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
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PPRM2026 Registration is now OPEN!
www.events.tum.de/frontend/ind...
You can book hotel rooms at the venue here 👇

3 weeks ago 28 24 1 0
Stellenanzeigen - Georg-August-Universität Göttingen Webseiten der Georg-August-Universität Göttingen

📣 Job opportunity: ERC-funded position as a Five-Year Postdoctoral Researcher (all genders welcome) in @jandevries.bsky.social lab in Göttingen, Germany. Find more info here:
www.uni-goettingen.de/de/644546.ht...
#plantsci

4 weeks ago 21 23 0 4
University Professorship in Molecular Phytopathology – Leibniz University Hannover

The Leibniz University Hannover/Germany has an open position for a Professor for Molecular Phytopathology (W2TTW3)! Apply before April 27. Please forward this! Contact me for questions. See you in Hannover! 😃🎓🪴🌾🌱🌽🥬🦠🧪🧫🧬🔬🧑‍🔬👩‍🔬👍
www.uni-hannover.de/en/jobs/8410/ (EN)
www.uni-hannover.de/de/jobs/8410/ (DE)

4 weeks ago 9 12 0 0
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Just discovered this wonderful adaptation of our maize moving map (figshare.com/articles/fig...) by @andikur.bsky.social .

1 month ago 74 25 0 2
TSL Summer Conference in Plant-Microbe Interactions, 20th – 31st July… Inviting Early Career Researchers to join international experts in discussing the latest approaches and discoveries in Plant-Microbe Interactions …

If you have the opportunity, apply for the TSL @thesainsburylab.bsky.social Summer Conference. An intense week with top experts in plant-microbe interactions. What you can learn here in a week would normally take months (or longer)!!! @kamounlab.bsky.social 🦠🔬🌱

www.tsl.ac.uk/tsl-summer-c...

1 month ago 8 8 0 0
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Nature News Intern, Springer Nature Opening Doors Programme Nature News Intern, Springer Nature Opening Doors Programme London, UK - Hybrid Working Model Application deadline: 9th March 2026 Are you looking for an internship that provides hands-on experience i...

➡️ It's on! Paid internship for aspiring science journalists at Nature's London office. Up to three days a week working from home. All the details are here: springernature.wd3.myworkdayjobs.com/en-US/Spring...

1 month ago 6 9 0 0

Speakers and topics:

🟢 Johana Misas Villamil
@jomivi.bsky.social
👉 "Zip1 Peptide Signaling: Biogenesis, Function and Evolution"

🟢 Satoshi Fujita 👉 "MBAPs link brassinosteroid singaling and microtubules"

🟢 Jacob Moe-Lange 👉 "Uncovering New Layers of KAI2 Signaling Crosstalk"

2 months ago 2 2 0 0
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#Agenda

@theplantjournal.bsky.social & @globalplantgpc.bsky.social

@jomivi.bsky.social

2 months ago 2 1 0 0