Ren Ujimatsu
@rujimatsu.bsky.social
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PhD student @UTokyo/plant pathology/Colletotrichum fungi/pathogen-mutualist continuum she/her
reposted by
Ren Ujimatsu
eLife
8 days ago
A surprising observation of hundreds of nuclei in a single cell led researcher Norio Takeshita to investigate the remarkable powers of a fungus renowned across Japan. Read the latest interview from Inside Discovery:
buff.ly/0i4KBTi
@fungalcell.bsky.social
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Ren Ujimatsu
Silvia Ramundo
9 days ago
We are very close to reaching the registration cap for MECS2026. Given the strong interest, we have increased the number of participants from 100 to 120 and extended registration until April 12. Please note, however, that we can no longer accept poster submissions.
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Ren Ujimatsu
New Phytologist
13 days ago
CDPKs regulate ROS burst during plant cell death Hino et al.
nph.onlinelibrary.wiley.com/share/32FTI7...
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Ren Ujimatsu
Sophien Kamoun
17 days ago
ECRs, one week to go! Please join us for an exciting event: The Sainsbury Laboratory Summer Conference in Plant-Microbe Interactions for Early Career Researchers 20th – 31st July 2026 Norwich, UK Application deadline: 12:00 BST (UTC +1) Monday 30th March 2026
www.tsl.ac.uk/tsl-summer-c...
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Ren Ujimatsu
Team Thomma
22 days ago
🥳 Happy that our manuscript, first published on
@biorxivpreprint.bsky.social
has been accepted for publication in "Microbiome" and will be part of a collection on "Harnessing plant microbiomes to improve performance and mechanistic understanding"
link.springer.com/article/10.1...
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Ren Ujimatsu
The Sainsbury Laboratory
22 days ago
Less than two weeks left to apply for the TSL Summer Conference in Plant-Microbe Interactions! ☀️🌱🧬 Discuss the latest approaches & discoveries in plant health with international and local speakers. ⏰ APPLY online by 30 March '26 ⬇️
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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 …
https://www.tsl.ac.uk/tsl-summer-conf-20th-31st-july-2026
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reposted by
Ren Ujimatsu
Plant & Cell Physiology
23 days ago
Rooting for your frenemies
@keihiruma.bsky.social
et al show how plants orchestrate endophytic fungi to keep pathogenic ones in check to maintain health & prevent disease onset 🔗
doi.org/10.1093/pcp/...
🧑🏫 commentary by Zhe Wang
doi.org/10.1093/pcp/...
#PlantScience
#PlantImmunity
🤩Cover Image👇
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reposted by
Ren Ujimatsu
Tatsuya Nobori
25 days ago
TSL Summer Conference getting a shoutout during Ren Ujimatsu’s
@rujimatsu.bsky.social
presentation at the JSPP Annual Meeting (Ren was a 2024 participant).
@thesainsburylab.bsky.social
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reposted by
Ren Ujimatsu
Sophien Kamoun
29 days ago
And here is a very recent paper by the brilliant Aoi Kudoh @Chelonia_mydas5 on sex determination gene of yam
doi.org/10.1101/2025...
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Ren Ujimatsu
Sophien Kamoun
29 days ago
Kudoh et al. 2025
doi.org/10.1101/2025...
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Please check the latest from our lab! Root-fungus senses host nutrient status, determining its infection strategies!
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about 1 month ago
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Ren Ujimatsu
The Sainsbury Laboratory
about 1 month ago
Just a reminder that our TSL Summer Conference in Plant-Microbe Interactions is taking place this summer in Norwich! ⏰ APPLY by 30 March 2026 More info on our website:
www.tsl.ac.uk/tsl-summer-c...
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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 …
https://www.tsl.ac.uk/tsl-summer-conf-20th-31st-july-2026
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reposted by
Ren Ujimatsu
Plant & Cell Physiology
about 1 month ago
🔥Hot off the press....!🔥 ⭐The February Issue of Plant & Cell Physiology is out now!⭐ 🛋️
academic.oup.com/pcp/issue/67/2
@academic.oup.com
@jspp-news.bsky.social
#PlantScience
🌱 📸Photo credit: Shunsuke Miyashima, Ishikawa Prefectural University, Japan 📝Related paper:
doi.org/10.1093/pcp/...
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reposted by
Ren Ujimatsu
Sophien Kamoun
about 2 months ago
Join us on March 10, 2026 at Kyoto University 🇯🇵 for a day celebrating my long-time friend and collaborator Prof. Ryohei Terauchi. "Kyoto Mini-Symposium on Plant–Microbe Interactions"
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reposted by
Ren Ujimatsu
Maddy Seale
about 2 months ago
Out in
@science.org
this week, two fungal enzymes synthesise DHHA, which controls cell wall porosity and turgor in plant pathogenic fungi
www.science.org/doi/10.1126/...
#mycology
#plantscience
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Dihydroxyhexanoic acid biosynthesis controls turgor in pathogenic fungi
Many plant pathogenic fungi penetrate host surfaces mechanically, using turgor pressure generated by specialized infection cells called appressoria. These appressoria develop semipermeable cell walls ...
https://www.science.org/doi/10.1126/science.aec9443
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reposted by
Ren Ujimatsu
Klaus Schlaeppi
2 months ago
Preprint: Here we report a glass bead-based system suitable for the *simultaneous monitoring* of Arabidopsis root exudate and root microbiome dynamics. Teaser: some link between glucosinolates ~ SynCom composition. Happy reading. Credits to Charlotte Joller et al.!
www.biorxiv.org/content/10.6...
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https://www.biorxiv.org/content/10.64898/2026.01.29.702624v1
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Great opportunity!! It was very very valuable experience. Don’t miss it!
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3 months ago
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reposted by
Ren Ujimatsu
The Sainsbury Laboratory
3 months ago
Join us in Norwich this July for the TSL Summer Conference in Plant-Microbe Interactions! ☀️🌱🧬 Discuss the latest approaches & discoveries in plant health with international keynote and local speakers. APPLY by 30 March '26 ⬇️ Click link for more info
www.tsl.ac.uk/tsl-summer-c...
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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 …
https://www.tsl.ac.uk/tsl-summer-conference-in-plant-microbe-interactions-20th-31st-july-2026
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reposted by
Ren Ujimatsu
Zhe Wang
3 months ago
Finally!! 🎉 After a long journey and multiple rounds of revisions, my Commentary is officially out in
@plantcellphysiol.bsky.social
! We discuss the fascinating "Gatekeeper" role of endophytes in plant immunity based on the great work by
@keihiruma.bsky.social
et al. 📄 Read here:
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Living with the Enemy: Plants Outsource Their Defense to Fungal Gatekeepers
Zhe Wang; Living with the Enemy: Plants Outsource Their Defense to Fungal Gatekeepers, Plant and Cell Physiology, , pcag004, https://doi.org/10.1093/pcp/pc
https://academic.oup.com/pcp/advance-article/doi/10.1093/pcp/pcag004/8422769?utm_source=authortollfreelink&utm_campaign=pcp&utm_medium=email&guestAccessKey=fe4f3c75-07ae-4d2d-b0f3-655b56d135fa
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reposted by
Ren Ujimatsu
bioRxiv Microbiology
4 months ago
Genetic factors driving multi-host infection in a core member of the root mycobiota
https://www.biorxiv.org/content/10.1101/2025.12.01.690973v1
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reposted by
Ren Ujimatsu
Kenichi Tsuda
5 months ago
Finally published! Our new study in Curr Biol
@currentbiology.bsky.social
analyzes how CYP707A1 promoter variation drives an evolutionary trade-off between stomatal defense and gas exchange across Brassicaceae species. Free-access link:
authors.elsevier.com/a/1m7H93QW8S...
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https://authors.elsevier.com/a/1m7H93QW8SA4mk
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reposted by
Ren Ujimatsu
Akira@TheLab
5 months ago
Our ten years of work is finally out in Current Biology! We reveal a new mode of action of the bacterial phytotoxin coronatine produced by Pseudomonas syringae.
www.cell.com/current-biol...
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Evolutionary trade-off between stomatal defense and gas exchange in Brassicaceae
Kang et al. show that coronatine hijacks the ABA hydroxylase CYP707A1 in A. thaliana to override stomatal defense. While CYP707A1 also enables rapid light-induced stomatal opening, C. rubella and E. s...
https://www.cell.com/current-biology/fulltext/S0960-9822%2825%2901380-6
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Ren Ujimatsu
5 months ago
Great opportunity for Early Career Researchers - Utrecht PhD Summer School 2026!
eps.sites.uu.nl
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EPS Summer School | Universiteit Utrecht
We would like to invite you to join the PhD Summer School that has an attractive program with many expert speakers in the field of environmental signaling in plants. In addition to the invited speaker...
https://eps.sites.uu.nl/
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Ren Ujimatsu
Molecular Plant-Microbe Interactions® (MPMI)
5 months ago
Get a First Look 🔍: "STT3A Is Required for Recognition of Pathogen-Derived Sphingolipids in Arabidopsis," by Seowon Choi et al.
https://doi.org/10.1094/MPMI-05-25-0061-R
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STT3A Is Required for Recognition of Pathogen-Derived Sphingolipids in Arabidopsis | Molecular Plant-Microbe Interactions®
Plants recognize pathogen-associated molecular patterns (PAMPs) via pattern recognition receptors, leading to the activation of pattern-triggered immunity in response to pathogen attack. Phytophthora infestans ceramide D (Pi-Cer D) is a sphingolipid fro...
https://doi.org/10.1094/MPMI-05-25-0061-R
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Novel system to explore plant-fungi interaction and fungus-fungus competition. Colletotrichum rocks!
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5 months ago
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reposted by
Ren Ujimatsu
5 months ago
We’ve built this virtual plant scientist
PlantScience.ai
to grow alongside human researchers🌿. It thinks like an expert, cites like a scholar, and never stops learning. Come and have a chat with it!
@yiliangding.bsky.social
@johninnescentre.bsky.social
www.biorxiv.org/content/10.1...
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PlantScience.ai
https://PlantScience.ai
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reposted by
Ren Ujimatsu
Juan Facundo Morici
6 months ago
Spread the word! 🗣️🎙️ Together with
@azulsilva.bsky.social
and Bluesky-less Magdalena Miranda, supported by
@elife.bsky.social
, we’re organizing a webinar bringing together people working in science communication and outreach. Please, feel free to share the flyer with anyone who might be interested!
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reposted by
Ren Ujimatsu
Kei Hiruma
6 months ago
We’re delighted to share that our paper has been just accepted in PCP! We analyzed fungus–fungus competition that suppresses pathogenic colonization in Arabidopsis roots.Special thanks to Duke, Hiroyuki, Yuki, Nanami, and everyone who contributed!
t.co/obQyD1rzI1
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https://academic.oup.com/pcp/article-abstract/doi/10.1093/pcp/pcaf126/8277635
https://t.co/obQyD1rzI1
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reposted by
Ren Ujimatsu
eLife
6 months ago
The koji-fungus, Aspergillus oryzae, traditionally used in Japanese brewing, is now widely used to make enzymes. It seems its capacity for enzyme production is thanks to its unique ability to proportionally increase cell volume and nuclear number.
buff.ly/bPSNRL6
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Ren Ujimatsu
6 months ago
A long road to the Cover of Science!
www.science.org/doi/10.1126/...
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Localized glutamine leakage drives the spatial structure of root microbial colonization
Plant roots release exudates to encourage microbiome assembly, which influences the function and stress resilience of plants. How specific exudates drive spatial colonization patterns remains largely ...
https://www.science.org/doi/10.1126/science.adu4235
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reposted by
Ren Ujimatsu
Klaus Schlaeppi
7 months ago
updated preprint: Intriguingly, Arabidopsis responded with both, improved growth and enhanced defence to a maize-conditioned soil microbiome, and this dual microbiome feedbacks were mediated by priming of the defences. Credits to Katja Stengele et al.!
www.biorxiv.org/content/10.1...
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Benzoxazinoid-mediated microbiome feedbacks enhance Arabidopsis growth and defense
Plants modulate their surrounding microbiome via root exudates and this conditioned soil microbiome feeds back on the performance of the next generation of plants. How plants can perceive this altered...
https://www.biorxiv.org/content/10.1101/2024.10.21.619081v2
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Congrats Fantin🎊 Beautiful work!!
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8 months ago
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reposted by
Ren Ujimatsu
Kei Hiruma
8 months ago
We have posted our latest preprint. We explore how an endophytic fungus promotes plant growth and fitness under fluctuating nitrogen-limited conditions in both field and laboratory settings, in additively with bacteria attracted to its hyphae. We hope you enjoy it!
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Ren Ujimatsu
Team Thomma
9 months ago
📣 Happy to see the journal publication 📄 of our work on Starships 🚀 in Verticillium fungi: terrific work led by
@yukiyosato.bsky.social
rdcu.be/exBSp
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Starship giant transposons dominate plastic genomic regions in a fungal plant pathogen and drive virulence evolution
Nature Communications - Giant transposons, known as ‘Starships’, mediate horizontal gene transfer between fungal genomes. Here, Sato et al. show that Starships occupy genome regions...
https://rdcu.be/exBSp
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reposted by
Ren Ujimatsu
Mary Williams @PlantTeaching
9 months ago
Epipactis helleborine, also known as broad leaf helleborine. An orchid with many small green-purple flowers starting to open. Finding wild orchids brings me joy.
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reposted by
Ren Ujimatsu
Norio Takeshita
9 months ago
Cell wall remodeling in a fungal pathogen is required for hyphal growth into microspaces.
#mBio
This study highlights the critical role of hyphal plasticity and cell wall remodeling in the pathogenicity of Fusarium oxysporum by genetics and micro-channel devices.
journals.asm.org/doi/10.1128/...
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reposted by
Ren Ujimatsu
Klaus Schlaeppi
9 months ago
Updated preprint: MMF1 is "a microbiota receptor” through which Arabidopsis plants perceive their soil microbiome. Perception optimises root microbiome composition, immune status and ultimately leads to better growth.
www.biorxiv.org/content/10.1...
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A TNL receptor mediates microbiome feedbacks in Arabidopsis
Plant performance depends on the soil microbiome. While microbiome feedbacks are well documented, the mechanisms by which plants perceive and mediate these feedbacks remain unclear. We established a f...
https://www.biorxiv.org/content/10.1101/2025.02.25.640125v2
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Ren Ujimatsu
Mary Williams @PlantTeaching
10 months ago
A single domestication origin of adzuki bean in Japan and the evolution of domestication genes | Science
www.science.org/doi/10.1126/...
Do you love もち (mochi)? If so (or even if you don't), this is an interesting article on the origin of adzuki beans (あずき), source of "red bean paste".
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A single domestication origin of adzuki bean in Japan and the evolution of domestication genes
Adzuki is a central legume in East Asian culinary culture, yet its domestication origin remains debated. Using ~700 accessions across Asia, we show that the initial domestication happened three to fiv...
https://www.science.org/doi/10.1126/science.ads2871?utm_source=sfmc&utm_medium=email&utm_campaign=ScienceAdviser&utm_content=distillation&et_rid=49314444&et_cid=5632196
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Next Monday!
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11 months ago
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Webinar Alert🌱 Want to learn cutting-edge studies in plant-microbe interaction? Join our webinar "Advances in Plant-Microbe Interactions: Insights from Asia to the World" with
@elifecommunity.bsky.social
! 📅 May 19, 2025 | 🕝 JST 14:30–17:20 (UTC+9) 📌Register:
u-tokyo-ac-jp.zoom.us/webinar/regi...
11 months ago
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Ren Ujimatsu
Kenichi Tsuda
11 months ago
An online webinar: Advances in Plant-Microbe Interactions: Insights from Asia to the World on May 19. organized by Ren Ujimatsu, who won a 2024 Ben Barres Spotlight Award from eLife
@elife.bsky.social
Her recent publication
www.cell.com/current-biol...
preprint
www.biorxiv.org/content/10.1...
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reposted by
Ren Ujimatsu
American Society of Plant Biologists
11 months ago
Plant Science Research Weekly -- Friend or Foe? How fungi switch between helping and harming plants (Current Biology)
@rujimatsu.bsky.social
@keihiruma.bsky.social
(Summary by Carlos González Sanz)
buff.ly/xfa7e93
#PlantaePSRW
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Friend or Foe? How fungi switch between helping and harming plants | Plantae
Plants coexist and interact with various microorganisms in the soil environment, including fungi. These associated fungi can not only cause diseases but also establish symbiotic interactions that…
https://buff.ly/xfa7e93
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I love to read the website Plantae, so very honored to be featured! Thank you🙏
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12 months ago
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Thrilled to share my first paper published at Current biology!! We found that the expression level of one single transcription factor converts beneficial root endophyte into pathogenic guy😈 (1/8)
www.cell.com/current-biol...
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A fungal transcription factor converts a beneficial root endophyte into an anthracnose leaf pathogen
Endophytic fungi colonize healthy plant tissues without disease. Ujimatsu et al. reveal that the fungal transcription factor CtBOT6 triggers the virulence of a root-associated beneficial endophyte by ...
https://www.cell.com/current-biology/fulltext/S0960-9822(25)00311-2
12 months ago
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It was a great opportunity to share our research! Thank you for organizing!
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about 1 year ago
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reposted by
Ren Ujimatsu
Riccardo Baroncelli
about 1 year ago
Great session at
#ECFG17
today! The
#Colletotrichum
workshop featured excellent talks and discussions on genetics, evolution, and host interactions. Thanks to all speakers and participants for sharing amazing science!
@ecfg172025.bsky.social
@henriklicht.bsky.social
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