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Posts by Kei Hiruma

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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...

4 days ago 32 21 0 0
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Coevolution of plant–microbe interactions, friend–foe continuum, and microbiome engineering for a sustainable future This review synthesizes 450 million years of plant–microbe coevolution into a three-pillar framework centered on organellogenesis, root evolution, and immune gatekeeping. It organizes the friend–foe c...

Coevolution of plant–microbe interactions, friend–foe continuum, and microbiome engineering for a sustainable future

Molecular Plant (@mplantpcom.bsky.social) review

www.cell.com/molecular-pl...

1 week ago 17 9 1 0
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Domain gain or loss in a fungal chitinase enables specialization towards antagonism or immune suppression - Nature Communications Gain or loss of a particular domain contributes to functional specialization of a conserved chitinase in beneficial root endophyte towards microbial antagonism or host immune suppression.

Really proud of this work led by Ruben Eichfeld! We show how a CBM domain gain/loss can rewire fungal chitinases, turning them from antifungal enzymes into immune-suppressing effectors that support plant symbiosis.

www.nature.com/articles/s41...

2 weeks ago 25 14 1 0
Norio Takeshita on the right, with a quote from his article on the left.

Norio Takeshita on the right, with a quote from his article on the left.

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

2 weeks ago 12 8 0 0
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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Some reflections on #Fungal26 This was a great meeting as always but set against some turbulent times of course, which meant many regular attendees were not present. This thread is mainly for them. However, the proportion of first-time attendees was very high and very international. #Fungal26 1/15

4 weeks ago 103 41 4 3
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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...

New review out! This might be the most up-to-date textbook on plant surface receptors and signaling. Great job, @brunongou.bsky.social !
dx.doi.org/10.1111/tpj....

4 weeks ago 10 5 0 0

Thank you very much for highlighting our work!

1 month ago 3 2 0 0

"New preprint: We found that a fungal nutrient-sensing factor coordinates virulence and adaptation under nutrient-limiting conditions!

1 month ago 10 3 0 0
PCP February Issue cover
confocal image showing root colonization by the endophytic fungus Colletotrichum fructicola expressing GFP, with A. thaliana plasma membranes visualized using an mCherry-fused aquaporin (magenta).
Photo credit: Shunsuke Miyashima, Ishikawa Prefectural University, Japan.

PCP February Issue cover confocal image showing root colonization by the endophytic fungus Colletotrichum fructicola expressing GFP, with A. thaliana plasma membranes visualized using an mCherry-fused aquaporin (magenta). Photo credit: Shunsuke Miyashima, Ishikawa Prefectural University, Japan.

🔥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/...

1 month ago 8 7 0 0
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Really happy to see this one out: www.sciencedirect.com/science/arti... Alibek's drive & great coll w/ friends @gekaragoz.bsky.social & E. Hallacli resulted in a cool story that starts with our beloved #Marchantia and ends with iPSC-derived neurons 🤩🤪 A short 🧵

1 month ago 119 53 6 7
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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"

2 months ago 22 11 2 0
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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 ...

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

2 months ago 50 22 0 0

📣 Our latest story just dropped on bioRxiv:: A structurally unique effector shared between Verticillium dahliae and Fusarium oxysporum is involved in cotton defoliation and virulence on other hosts www.biorxiv.org/content/10.6... 🧵

2 months ago 45 30 3 1
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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 …

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...

3 months ago 29 30 1 4

Thank you very much for your nice commentary! we will do what you suggest in this.

3 months ago 5 2 0 0
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In our latest study, we took a critical look at #fungal family #Nectriaceae by analyzing 1,530 #genomes! We built a robust #phylogenomic backbone that supports current taxonomy but also reveals gene-tree discordance and unresolved boundaries. More info www.biorxiv.org/content/10.6...

3 months ago 10 2 0 0
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Undermining the cry for help: the phytopathogenic fungus Verticillium dahliae secretes an antimicrobial effector protein to undermine host recruitment of antagonistic Pseudomonas bacteria During pathogen attack, plants recruit beneficial microbes in a ‘cry for help’ to mitigate disease development. Simultaneously, pathogens secrete effectors to promote host colonisation through vario...

📣 Now announcing the journal publication 📄 of our work in @newphyt.bsky.social on how Verticillium undermines the plant's 🌱 "cry for help": terrific work by @antonkraege.bsky.social & @wolki95.bsky.social doi.org/10.1111/nph....

5 months ago 52 26 2 1
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I’m very happy to see my fist article now officially published 🥳 great work by my partner in crime @wolki95.bsky.social and the rest of @teamthomma.bsky.social! Find it here: doi.org/10.1111/nph.... or have a look at the 🧵⬇️

5 months ago 26 12 0 0

It’s been 14 years since I uploaded a video on YouTube showing that Striga does not infect other members of the Orobanchaceae family.JSPS Fellow Simon came to Japan and carried out mutant screening to find mechanism and it was 10 years ago that the mutant was finally obtained. A long journey.

5 months ago 33 14 0 1

📣 New @biorxiv-microbiol.bsky.social preprint, another joint-venture of @wolki95.bsky.social & @antonkraege.bsky.social, co-directed by @nicksnelders.bsky.social. Here’s a 🧵

6 months ago 28 22 1 1

Our latest work is out! We set out to see if we could recreate soil-nurturing plant growth in vitro. The plants looked happy and we see microbiome-induced cell-type-specific responses! A modest step but a fun challenge 😁

6 months ago 25 14 2 0
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Vanishing Virulence: Investigating pathogenicity loss in a plant pathogenic fungus (TALBOT_T26DTP) | Doctoral Training Partnership What makes a plant killer lose its edge? This project will investigate why fungal pathogens lose virulence when they are grown in laboratory culture away from their host plant. Use cutting-edge…

New PhD opportunity in my group @thesainsburylab.bsky.social through the BBSRC NRP DTP Programme - see details of host to apply below

biodtp.norwichresearchpark.ac.uk/projects/van...

6 months ago 41 44 0 1
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Understanding Host Compatibility in the Marchantia-Phytophthora System (CARELLA_J26DTP) | Doctoral Training Partnership The fossil record demonstrates that filamentous microbes invaded ancient plant cells with intracellular hyphal structures over 450 million years ago. To this day, a rich diversity of extant land plant...

New opportunity to undertake a PhD in my group ⁦‪at the John Innes Centre - if you’re interested in plant immunity and evolution check out the link!

6 months ago 51 70 1 1
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Plant Biotechnology, Volume 42, Issue 3 Published by Japanese Society for Plant Biotechnology. OPEN ACCESS

We are pleased to announce the release of our special issue, “Diverse Symbiotic Relationships between Plants and Microbes in the Phyllosphere and Rhizosphere,” now available in Plant Biotechnology (open access)!
www.jstage.jst.go.jp/browse/plant...

6 months ago 4 2 0 0
https://academic.oup.com/pcp/article-abstract/doi/10.1093/pcp/pcaf126/8277635

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

6 months ago 8 6 0 1
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Dynamic shifts in plant-microbe relationships Plant-microbe interactions encompass a continuum from mutualism and commensalism to parasitism. Mutualists confer benefits such as nutrient acquisitio …

I am happy to see this out!

Plant-microbe relationship (mutualistic, commensalistic, parasitic) is not fixed, but rather dynamic, depending on the specific context.
We summarize the current knowledge on this.

Hope you enjoy~

www.jstage.jst.go.jp/article/plan...

6 months ago 19 11 1 0
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We proudly present a new preprint by Leon Pierdzig et al: Wall teichoic acids, glycopolymers specific to Gram-positive bacteria, trigger defense and cell death in Arabidopsis. Cysteine-rich RLKs act as key components in their perception. doi.org/10.1101/2025...

6 months ago 27 14 3 0
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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...

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...

7 months ago 11 6 0 0

WIND1 controls cell fate transition through histone acetylation and deacetylation during somatic embryogenesis www.biorxiv.org/content/10.1101/2025.08....

8 months ago 11 10 0 1