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Ken Shirasu

@shirasulab.bsky.social
453 followers 124 following 29 posts

Scientist@RIKEN, Univ of Tokyo, Studying plant-microbe interactions, parasitic plants, plant immunity plantimmunity.riken.jp/index.html

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Reposted by Ken Shirasu
bioRxiv Plant Bio @biorxiv-plants.bsky.social · 01/10/2026
Rice blast fungus hijacks a rice RALF peptide to initiate infection www.biorxiv.org/content/10.64898/20…
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Reposted by Ken Shirasu
Satoru N Kino @strnk17desejp.bsky.social · 28/09/2026
We had a genuinely exciting talk by Dr. Anuphon Laohavisit (Anu-san) today, from Nagoya University. Fantastic, new perspective in copper-dependent regulation of CARD1! 🤩
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Reposted by Ken Shirasu
Adam Steinbrenner @adsteinbrenner.bsky.social · 09/09/2026
Two faculty searches at Berkeley Plant & Microbial Bio @PMB_Berkeley Submit applications by Sept 30 Plant Responses to Environmental Changes aprecruit.berkeley.edu/JPF05382 Plant-Microbe Communities aprecruit.berkeley.edu/JPF05522
aprecruit.berkeley.edu
Assistant Professor - Plant Responses to Environmental Changes - Department of Plant and Microbial Biology
University of California, Berkeley is hiring. Apply now!
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Reposted by Ken Shirasu
Department of Plant Sciences Cambridge @camplantsci.bsky.social · 30/06/2026
Fabulous film about @jenmcgaley.bsky.social's work in the @paszkowskilab.bsky.social. Jen has captured arbuscular mycorrhiza in motion for the first time. Find out more 👉https://tinyurl.com/yc2brzcu 🧪 @cambridgebiosci.bsky.social
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Reposted by Ken Shirasu
Yetkin Caka Ince @yetkincakaince.bsky.social · 29/06/2026
My postdoc preprint is now online @biorxiv-plants.bsky.social. We established HYDRA, a shoot regeneration assay in Arabidopsis without exogenous hormones, and show that photosynthesis-derived carbon drives regeneration via RBR1 pathway–mediated cell cycle activation. www.biorxiv.org/content/10.6...
biorxiv.org
Photosynthesis-derived carbon gates cell cycle activation to enable hormone-autonomous shoot regeneration
Shoot regeneration is a powerful model for cell fate reprogramming but how it occurs in nature remains poorly understood because studies in Arabidopsis thaliana conventionally rely on in vitro assays ...
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Reposted by Ken Shirasu
Lin-Jie Shu @linjieshu.bsky.social · 16/06/2026
The first fatty acid-binding structure in a “G-type lectin domain” among plant PRRs has been verified! A new LORE paper is out from Ranf lab at TUM in Germany and University of Fribourg in Switzerland and @antonelladipizio.bsky.social at TUM : doi.org/10.64898/202... Here are some cool highlights:
doi.org
The plant immune receptor LORE binds agonistic and antagonistic 3-hydroxy fatty acid ligands via a dynamic loop in its G-type lectin domain
The Arabidopsis thaliana S-domain receptor kinase LORE senses bacterial medium-chain 3-hydroxy fatty acids (mc-3-OH-FAs) as microbe-associated molecular patterns to activate pattern-triggered immunity...
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Reposted by Ken Shirasu
parkergroup.bsky.social @parkergroup.bsky.social · 09/06/2026
TIRs are key regulators of plant immunity, but the role of conserved TIR-only proteins has remained unclear. Here, we compare TIR-only proteins from Arabidopsis and barley and show that they share a conserved role in plant immunity. www.biorxiv.org/content/10.6...
biorxiv.org
Conserved TIR-only proteins drive transcriptional defense and basal immunity in dicot and monocot plants
Toll/interleukin-1/resistance (TIR) domain NADase enzymes signal in plant immunity by producing ribosylated nucleotide second messengers which activate EDS1 dimer-helper NLR pathways to restrict patho...
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Reposted by Ken Shirasu
Bruno Ngou @brunongou.bsky.social · 03/06/2026
Excited to share that I will start my lab this summer as an ECL Unit Leader at RIKEN CSRS! We will study perception by cell-surface receptors across diverse plant species. I’ll be recruiting soon, so please reach out if you’re interested!
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Reposted by Ken Shirasu
Plant & Cell Physiology @plantcellphysiol.bsky.social · 01/06/2026
Making Connections...🖇️ Koh Aoki & Ayako Tsushima offer a compelling insight into interspecific secondary #plasmodesmata and their importance in establishing symplastic connections between #ParasiticPlants and their hosts #OpenAccess: doi.org/10.1093/pcp/... #PlantScience
doi.org
Interspecific secondary plasmodesmata at the parasitic interface
Abstract. Obligate parasitic plants often establish symplastic connections with their hosts. This symplastic continuity is mediated by plasma membrane-line
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Reposted by Ken Shirasu
Adam Steinbrenner @adsteinbrenner.bsky.social · 28/05/2026
www.science.org/doi/10.1126/...
science.org
A plant immune receptor mediates tritrophic interactions by linking caterpillar detection to predator recruitment
A plant receptor detects caterpillar attack and triggers emission of chemical cues to attract predatory wasps.
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Reposted by Ken Shirasu
Adam Steinbrenner @adsteinbrenner.bsky.social · 28/05/2026
Now out in Science Advances. Inceptin Receptor helps attract predatory wasps in two years of field experiments. Next steps: can we tune both receptor recognition and volatile blend traits in crops + companion plants?
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Reposted by Ken Shirasu
Plant & Cell Physiology @plantcellphysiol.bsky.social · 22/05/2026
📢Our bumper Special Issue on #ParasiticPlants is finally out! 👉 academic.oup.com/pcp/issue/67/4 💐Special thanks to organising editors: Satoko Yoshida, Atsushi Okazawa, Thomas Spallek, Kaori Yoneyama 🆓Read Editorial: doi.org/10.1093/pcp/... #PlantScience @academic.oup.com @jspp-news.bsky.social
Plant & Cell Physiology issue cover for the special issue on parasitic plants showing various images of parasitic plant species.
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Ken Shirasu @shirasulab.bsky.social · 19/05/2026
CARD1 cryo structure now on Nature Comm. Well done, Nobu and Anu! rdcu.be/fjrIq
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Ken Shirasu @shirasulab.bsky.social · 18/05/2026
Well done, Andrea!
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Reposted by Ken Shirasu
bioRxiv Plant Bio @biorxiv-plants.bsky.social · 29/04/2026
The FERONIA receptor kinase is required for high humidity responses in Arabidopsis www.biorxiv.org/content/10.64898/20…
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Reposted by Ken Shirasu
Sophien Kamoun @kamounlab.bsky.social · 26/04/2026
Moths, resistosomes and more @TEDx #TEDxPashaStreet
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Reposted by Ken Shirasu
Keiko Sugimoto @keikosugimoto.bsky.social · 23/04/2026
Our new preprint! Winter-like extended cold primes plants for regeneration🌱❄️! Work by Fu-Yu Hung, now a new PI in Taiwan!
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Reposted by Ken Shirasu
Keiko Sugimoto @keikosugimoto.bsky.social · 23/04/2026
And latest summary on "wound-triggered plasticity in plant regeneration" out in Current Opinion in Genetics and Development. Fun writing with Max Minne www.sciencedirect.com/science/arti...
sciencedirect.com
Wound-triggered plasticity in plant regeneration
Plant regeneration exemplifies the remarkable developmental plasticity of plants, yet how regenerative programs are initiated and spatially restricted…
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Reposted by Ken Shirasu
Duncan Coleman @duncan-coleman.bsky.social · 23/04/2026
How do plants respond to wounding? Well it it's not too dissimilar to how they respond to heat. We found that plants utilize the HSFA1 transcription factors to rapidly induce wound-induced regeneration genes after injury. @keikosugimoto.bsky.social @deveylderlab.bsky.social @wigge.bsky.social
doi.org
Wounding activates the HSFA1 transcription factors to promote cellular reprogramming in Arabidopsis
The HEAT SHOCK FACTOR A1 transcription factors rapidly accumulate in the nucleus after wounding and directly activate regenerative pathways in plants.
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Reposted by Ken Shirasu
Gitta Coaker @gittacoaker.bsky.social · 18/04/2026
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...
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.
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Reposted by Ken Shirasu
eLife @elife.bsky.social · 01/04/2026
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
Norio Takeshita on the right, with a quote from his article on the left.
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Reposted by Ken Shirasu
The Tattooed Professor @schwessinger.bsky.social · 30/03/2026
Awesome news. Congratulations @gittacoaker.bsky.social. very well deserved.
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Reposted by Ken Shirasu
Bruno Ngou @brunongou.bsky.social · 24/03/2026
Cell-surface receptors play key roles across many biological processes. In plants, these receptor families have undergone remarkable expansion. Here, we systematically review these receptors in @theplantjournal.bsky.social Happy to see this out! onlinelibrary.wiley.com/doi/10.1111/...
onlinelibrary.wiley.com
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....
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Reposted by Ken Shirasu
New Phytologist @newphyt.bsky.social · 22/03/2026
#TansleyInsight: CLE peptides in plant-biotic interactions Nicolas Frei dit Frey & Thomas Spallek 👇 📖 nph.onlinelibrary.wiley.com/doi/10.1111/... #LatestIssue #PlantScience
Fig. 1 CLAVATA3/EMBRYO SURROUNDING REGION (CLE) in biotic plant interactions.
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Reposted by Ken Shirasu
Nature Plants @natplants.nature.com · 18/03/2026
Our editors write: - Restoration ecology: Resurrecting the American chestnut rdcu.be/e8LDv - Fungal virulence: Piercing the wall rdcu.be/e8LD9 - Developmental genetics: A nitrogen-response coordinator rdcu.be/e8LEp #PlantScience
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Martin Steinegger 🇺🇦 @martinsteinegger.bsky.social · 17/03/2026
AlphaFold database has entered the era of complexes. Together with NVIDIA, DeepMind and EBI, we use ColabFold, OpenFold and MMseqs2-GPU to predict ~31 million complexes (homo & hetro-dimers) resulting in 1.8 million high-quality predictions 📄 research.nvidia.com/labs/dbr/ass... 🌐 alphafold.ebi.ac.uk
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Reposted by Ken Shirasu
Ren Ujimatsu @rujimatsu.bsky.social · 10/03/2026
Please check the latest from our lab! Root-fungus senses host nutrient status, determining its infection strategies!
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Reposted by Ken Shirasu
beckybart.bsky.social @beckybart.bsky.social · 17/02/2026
The Bart Lab at UC Berkeley is looking for a postdoc. Please share!
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Reposted by Ken Shirasu
Maddy Seale @maddyseale.bsky.social · 13/02/2026
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
science.org
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 ...
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Reposted by Ken Shirasu
Pam Ronald @pcronald.bsky.social · 17/01/2026
NSF needs to hear from you. Among other points, I suggested: keep politics out of science; stop using the threat of cancelling scientific grants to try to control universities; increase NSF funding for fundamental research. Pls send around. Deadline is January 27. Thanks www.nsf.gov/od/updates/n...
nsf.gov
NSF seeks public input on its Fiscal Year (FY) 2026–2030 NSF Strategic Plan
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Reposted by Ken Shirasu
Maddy Seale @maddyseale.bsky.social · 09/01/2026
In @science.org this week: The interaction between flavonoids and rhizobial Nod factors during legume symbiosis www.science.org/doi/10.1126/... #plantscience
science.org
The molecular basis of the binding and specific activation of rhizobial NodD by flavonoids
The specific partnership between legumes and rhizobia relies on a chemical dialogue. Plant flavonoids activate the bacterial transcription factor NodD, which triggers production of Nod factors that ar...
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Reposted by Ken Shirasu
bioRxiv Microbiology @biorxiv-microbiol.bsky.social · 26/12/2025
Horizontal acquisition of nicotine catabolism gene cluster drives the assembly of tobacco root microbiota community www.biorxiv.org/content/10.64898/20…
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Reposted by Ken Shirasu
Bruno Ngou @brunongou.bsky.social · 22/12/2025
Many thanks to the editors for the invitation. Free access tᴏ the article: authors.elsevier.com/a/1mIlz3PtAV...
authors.elsevier.com
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Ken Shirasu @shirasulab.bsky.social · 22/12/2025
Well done, Bruno!
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Hyeonmin Jeong @hynmn-jeong.bsky.social · 19/12/2025
I’m excited to share a new preprint from Carella group #CarellaCapybaras! biorxiv.org/content/10.6... In this study, we show molecular co-evolution of two popular nonhost resistance genes in plants, RAR1 and SGT1, in ferns. For a quick read before Christmas, here’s the thread:
biorxiv.org
Stepwise and lineage-specific divergence of a major immune co-chaperone complex in leptosporangiate ferns
Protein-protein interactions are essential for proper cellular function and are often under strong evolutionary pressures to maintain their stability and specificity. In plants, a broadly distributed ...
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Reposted by Ken Shirasu
OIST (Okinawa Institute of Science and Technology) @oistedu.bsky.social · 12/12/2025
The rare, mushroom-like Balanophora plant surprises researchers with their genetic makeup and unconventional role of plastids in biosynthesis, despite being entirely parasitic of a select few trees. New study in @newphyt.bsky.social 👇 www.oist.jp/news-center/...
oist.jp
The evolutionary mysteries of a rare parasitic plant
New study maps the strange genomes of Asia-Pacific Balanophora species, giving new insights into the evolution of parasitic plants and an unconventional role of plastids.
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Reposted by Ken Shirasu
Yasuhiro Kadota @yasukadota.bsky.social · 08/12/2025
www.riken.jp/pr/closeup/2...
riken.jp
植物の“センサー”を探る研究者が目指すもの
2025年9月に科学雑誌『Science』に発表された、植物の免疫受容体「SCORE」の発見。SCOREは85%以上の細菌やカビ、昆虫に共通する「低温ショックタンパク質(CSP)」を検知し、免疫反応を誘導します。
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Reposted by Ken Shirasu
National Academy of Sciences @nasonline.org · 26/11/2025
How do plants fight disease? 🌱 #NASmember Jane Parker studies NLR proteins that help plants sense attackers and launch powerful immune defenses. She shares her latest findings on how these proteins signal plants to resist disease in a new @pnas.org QnAs: www.pnas.org/doi/10.1073/...
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Reposted by Ken Shirasu
Peter Solomon @plantpathpete.bsky.social · 26/11/2025
Name badges all ready for kick off at the Stromlo Plant Pathogen (and Pests!) conference in Canberra at @biologyanu.bsky.social #strompath2025
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Peter Solomon @plantpathpete.bsky.social · 27/11/2025
Privileged to have @yasukadota.bsky.social present at the Stromlo conference on the SCORE receptors … brilliant story. #strompath25
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Maddy Seale @maddyseale.bsky.social · 22/09/2025
Out First Release in @science.org this week: A large scale analysis of the epigenetics of transposable elements in Arabidopsis shows transgenerational stability www.science.org/doi/10.1126/... #PlantScience
science.org
Transposable elements are vectors of recurrent transgenerational epigenetic inheritance
DNA methylation loss at transposable elements (TEs) can affect neighboring genes and be epigenetically inherited in plants, yet the determinants and significance of this additional system of inheritan...
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Reposted by Ken Shirasu
Plantae.org @plantaeofficial.bsky.social · 17/11/2025
Plant Science Research Weekly -- How parasitic plants avoid being parasitized (Science) @shirasulab.bsky.social (Summary by Mary Williams @PlantTeaching.bsky.social) buff.ly/KEgzFe5 #PlantaePSRW
buff.ly
How parasitic plants avoid being parasitized | Plantae
It’s not too difficult to envision how a plant recognizes something very different from itself, like a bacterium, oomycete, or fungus. It’s a bit less obvious how a plant recognizes another plant as…
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Ken Shirasu @shirasulab.bsky.social · 10/11/2025
Congrats, Tatsuya!
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University of Cambridge @cam.ac.uk · 26/10/2025
In case you missed it, the clocks went back last night in the UK 🕰️ Do you think Chronophage at @corpuscambridge.bsky.social is enjoying the extra hour? 📸 Lloyd Mann
An illuminated Corpus Clock, featuring a large golden chronophage (time-eater) on top, located at Corpus Christi College, Cambridge. The clock face is intricately designed with multiple circular layers and glowing lights.
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Reposted by Ken Shirasu
Héctor Montero @hectormontero.bsky.social · 27/10/2025
botany.one/2025/10/carn...
botany.one
Carnivorous plants lack genes to host arbuscular mycorrhizal fungi
When friends abandon them, some plants go on a killing spree.
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Reposted by Ken Shirasu
Plant & Cell Physiology @plantcellphysiol.bsky.social · 24/10/2025
Read PCP Editors Satoko Yoshida and Takayuki Tohge's exciting collaborative work on parasitic plants (below). And watch out for PCP's upcoming special issue on #ParasiticPlants (organised by Satoko Yoshida, Atsushi Okazawa, Thomas Spallek and Kaori Yoneyama) - out next year...!
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Ken Shirasu @shirasulab.bsky.social · 24/10/2025
www.youtube.com/watch?v=Eswp...
youtube.com
Striga avoids infection into other Orobanchaceae plant
YouTube video by kenshirasu
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Ken Shirasu @shirasulab.bsky.social · 24/10/2025
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.
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Ken Shirasu @shirasulab.bsky.social · 24/10/2025
Simon's mutant finally published! Well done, Satoko' lab with Harro, Tobimatsu, Tohge collaborations. Glucosylation of endogenous haustorium-inducing factors underpins kin avoidance in parasitic plants | Science www.science.org/doi/10.1126/...
science.org
Glucosylation of endogenous haustorium-inducing factors underpins kin avoidance in parasitic plants
Parasitic plants rarely attack themselves, suggesting the existence of a kin-avoidance mechanism. In the root parasitic plant Phtheirospermum japonicum, prehaustorium formation is triggered by host-se...
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International Parasitic Plant Society - IPPS @parasiticplants.bsky.social · 22/10/2025
Orobanche cumana in the USA!
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