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Posts by David Pires

Ok now for a real kicker—the oldest nematode known from fossil record was a plant-parasitic one that lived in stomatal chambers of this same plant! Discovered and imaged here by George Poinar and Hans Kerp from Rhynie Chert from around 400 mya. brill.com/view/journal...

18 hours ago 24 8 1 2
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A novel effector of Aphelenchoides besseyi, AbPFN3, interacts with multiple host proteins to facilitate parasitic #nematode and sustain infection in #rice

🔎https://doi.org/10.1016/j.jia.2024.08.013
#nematology #plantpathology #PlantProtection

13 hours ago 1 1 0 0
Chargé de projet bio-informatique en nématologie-santé des végétaux (H/F) / Bioinformatics Project Manager in Nematology-Plant pathology (M/W) | Anses - Agence nationale de sécurité sanitaire de l’ali...

!📣 Job offer: The EURL is currently seeking a Project Manager in Bioinformatics to join our team at ANSES, based in Le Rheu (Brittany, France)
Deadline for application: 11/05/2026
Click the link below to download the job offer (in French and English), and to apply.

www.anses.fr/fr/content/c...

1 day ago 3 1 1 0
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LinkedIn be like 🤦‍♂️🤦‍♂️🤦‍♂️

2 days ago 2 0 0 0
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❗️Join our upcoming on-line seminar❗️
📆24 April, 2026
⏰12:00 CEST
📍The seminar will be held on-line in English.
🎙️Speaker: Dr Katarzyna Rybarczyk-Mydłowska, MIZ PAS
➡️Title: "Exploring soil nematode diversity: species characteristics and (meta)barcoding"
🔗Join with the link: tinyurl.com/vc5wcez3

4 days ago 2 3 0 0
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💼🔬 We're getting ready to welcome incredible new talent to our team!

Ready to start a new adventure with Pheronym? Check out our open job positions

👉 Senior Biological Research Scientist: bit.ly/41y6fAu
👉 Fermentation and Bioprocessing Scientist/Engineer: bit.ly/4cav1N9

#hiring #biotech #agtech

1 week ago 3 3 0 0
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🤔 Have you seen one of the latest communication campaigns added to the EPPO Platform on Communication Material?

See some of the sticker sheets that were added by FORSAID, a Horizon Europe project.

➡️ See more here: media.eppo.int/index?id_gal...

6 days ago 1 1 0 0
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🧵New preprint alert! How do #plants cope with fundamentally different types of belowground attack? We challenged #Arabidopsis with three #nematode species — one migratory, two sedentary — and the answers surprised us.

t.co/yYvOcB2sVU

1 week ago 6 3 1 0
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EABU Webinar with David Burke, Vice President for Science and Conservation Holden Forests and Gardens.

Beech Leaf Disease: A new nematode disease of beech trees in North America. April 16, 1 P.M. EST

EABU Webinar with David Burke, Vice President for Science and Conservation Holden Forests and Gardens. Beech Leaf Disease: A new nematode disease of beech trees in North America. April 16, 1 P.M. EST

Next week, #EABU features a free webinar titled, “Beech leaf disease: A new nematode disease of beech trees in North America,” with David Burke.

Join us Apr. 16, 1 P.M. EST via Zoom

Register: www.emeraldashborer.info/eab-u

#InvasiveSpecies #Entomology #Ecology 🧪🌍🍁

1 week ago 6 1 0 0
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✈️ Calling all grad students & postdocs in microbial ecology!
Want to work, train, or collaborate abroad? ISME’s Scholar Mobility Fund can help you get there.
📅 Apply by 26 April
🌍 Open to applicants worldwide (esp. outside NA & Europe)
Details: isme-microbes.org/call-for-app...
#MicrobialEcology

1 week ago 4 3 0 0

Cell-type-resolved transcriptional reprogramming in resistant soybean roots reveals cambial activation and early syncytium initiation upon nematode infection www.biorxiv.org/content/10.64898/2026.04...

1 week ago 3 4 0 0
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PhD POSITION IN CHEMICAL ECOLOGY, INSECT-NEMATODE INTERACTIONS

1 week ago 1 1 0 0

Environmental factors that impact the development of infective juveniles of entomopathogenic nematode Steinernema hermaphroditum www.biorxiv.org/content/10.64898/2026.04...

1 week ago 1 1 0 0

The #PestSurveyCard on #Meloidogyne enterolobii has been published.
Check out how to perform surveys for this root-knot nematode species🔍: link.europa.eu/T9PWCb

@eurl-ppns.bsky.social
@son-nemaweb.bsky.social
@nememerge.bsky.social
@agricoedu.bsky.social

1 week ago 3 3 0 0
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Really rewarding to see a figure I contributed being used across Europe—supporting pinewood nematode awareness in France, training sessions in Sweden and Poland, and even official documents in Estonia and Luxembourg.

1 week ago 2 0 0 0
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Siderophore-producing Bacillus and free-living nematodes are associated with soil suppressiveness to banana root-knot nematodes - Nature Communications Continuous monoculture of banana can result in proliferation of parasitic nematodes. Here the authors show that in the long term, soil can become suppressive to disease and this is associated with enr...

Siderophore-producing Bacillus and free-living nematodes are associated with soil suppressiveness to banana root-knot nematodes

in @natcomms.nature.com from Yuanmei Zuo, Chunxu Song
with Stefan Geisen at @w-u-r.bsky.social, Jos Raaijmakers at @niooknaw.bsky.social

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

3 weeks ago 11 5 1 1

Plant-parasitic nematodes produce functional mimics of plant PSK peptides to facilitate parasitism www.biorxiv.org/content/10.64898/2026.04...

1 week ago 12 8 0 0
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Microbiome eavesdropping: root-knot nematodes decode rhizosphere volatile dialogues Root-knot nematodes navigate the underground chemical landscape to find their hosts. Building on Wu et al.’s discovery that plant metabolites shape microbial cues guiding nematode behavior, this commentary explores how rhizosphere chemical communication integrates plant, microbial, and parasite interactions within a shared ‘information network’.

Microbiome eavesdropping: root-knot nematodes decode rhizosphere volatile dialogues #plantscience

1 week ago 15 6 0 0
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Woodland strawberry (𝘍𝘳𝘢𝘨𝘢𝘳𝘪𝘢 𝘷𝘦𝘴𝘤𝘢) 🍓 www.inaturalist.org/observations...

1 week ago 1 0 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...

1 week ago 14 5 1 0
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Our April issue is out now featuring...

🔬the impact of foundational, discovery-based microbiology
🪱a nematode-trapping fungus Arthrobotrys oligospora
🏥climate change driving antibiotic resistance
👁️human eye disease linked to aquatic virus transmission

and more! 👇
www.nature.com/nmicrobiol/

2 weeks ago 10 5 2 0
Image Text: ASPB Presents. What I Wish I Had Known When I Started My Postdoc Member Webinar. Featuring Amanda Storm and Adrienne Roeder. Moderated by Thiya Mukherjee, Azam Noori and Malini Muthu Karpagam. Thursday, April 9 2026 11 AM PDT | 2 PM EDT | 7 PM BST | 2 AM Beijing (Apr 10). The image also includes ASPB logo and headshot photos of speakers & moderators.

Image Text: ASPB Presents. What I Wish I Had Known When I Started My Postdoc Member Webinar. Featuring Amanda Storm and Adrienne Roeder. Moderated by Thiya Mukherjee, Azam Noori and Malini Muthu Karpagam. Thursday, April 9 2026 11 AM PDT | 2 PM EDT | 7 PM BST | 2 AM Beijing (Apr 10). The image also includes ASPB logo and headshot photos of speakers & moderators.

📣 Join us for the upcoming ASPB Member webinar on Thursday, April 9, at 2 pm Eastern time, organized by ASPB’s Women in Plant Biology Committee.

👉 Learn more and register at buff.ly/J4OKsTV.

#PlantScience

1 month ago 4 3 1 1
Figure 6 Ruofei (2026): Schematic diagram of N-induced changes in plant and nematode diversity over time. BF, bacteria-feeding; FF, fungi-feeding; OP, omnivorous-predatory; PP, plant-parasitic. Illustrations of plants, soil, and nematodes created in BioRender (Ruofei, 2025).

Figure 6 Ruofei (2026): Schematic diagram of N-induced changes in plant and nematode diversity over time. BF, bacteria-feeding; FF, fungi-feeding; OP, omnivorous-predatory; PP, plant-parasitic. Illustrations of plants, soil, and nematodes created in BioRender (Ruofei, 2025).

New publication: Divergent #plant and #nematode #community responses to long-term #nitrogen enrichment in a #meadow #steppe.
doi.org/10.1002/eap....

2 weeks ago 2 2 1 0
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🏁 Today, the pine wood nematode marks the end of the #FORSAIDPests campaign!

💡 FORSAID researchers are striving to innovate its detection at European and stand scales using remote sensing and environmental DNA.

🌐 forsaid.eu/objective#Ne...

2 weeks ago 3 3 0 0
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🫰Repost JFR member's Paper
🚨🌲Discover how Pine Wilt Disease with innovative methods to distinguish natural vs. human-driven spread
#ForestProtection #PWD #Forest
🧐 doi.org/10.1002/ps.7...
✅ Quantitative thresholds for spread distance
✅ Tools for targeted disease control & ecological preservation

2 weeks ago 8 2 0 0
The graphic is a job advertisement for a postdoctoral position in the Rhee lab. It features a background image of a nematode with the Plant Resilience Institute, Rhee lab, C-SPIRIT, and WALII logos at the top. In the middle of the graphic is a green gradient arrow with the following text: “Now Hiring: Rhee Lab Postdoctoral Researcher." In the bottom right corner, there is the MSU PRI logo and the text: “Apply online at careers.msu.edu.”

The graphic is a job advertisement for a postdoctoral position in the Rhee lab. It features a background image of a nematode with the Plant Resilience Institute, Rhee lab, C-SPIRIT, and WALII logos at the top. In the middle of the graphic is a green gradient arrow with the following text: “Now Hiring: Rhee Lab Postdoctoral Researcher." In the bottom right corner, there is the MSU PRI logo and the text: “Apply online at careers.msu.edu.”

Now #Hiring! The @rheelab.bsky.social is seeking a postdoctoral scholar to investigate how #nematodes respond to chemical and environmental cues as part of the @c-spirit.org and @waliianhydro.bsky.social initiatives. 🪱 Apply now at: careers.msu.edu/jobs/researc... #PlantSciJobs

2 weeks ago 2 2 0 0

Oligomeric defects in soybean serine hydroxymethyltransferase 8: tetramer destabilization by A149T and other variants associated with soybean cyst nematode resistance pubmed.ncbi.nlm.nih.gov/41914311/ #cryoEM

2 weeks ago 1 1 0 0
Fig. 1.
Representation of molting of fourth-stage juveniles (J-4s) of Paratylenchus nanus type B when exposed to root exudates of field pea cultivars. Molting was assessed based on the casting of the outer cuticle along with stylet and vulva formation in the nematodes. A, Fourth-stage juvenile pin nematodes in first observation point (Day 2) with no stylet after they were placed in root exudates of susceptible cultivar Arcadia. B, Initiation of stylet formation in an early phase (Day 6) as prominent lines were observed in the mouth part of J-4 kept in root exudates of cultivar Arcadia. C, Anterior part of the nematode with a fully developed stylet (Day 15) showing the release of outer cuticle in the mouth region. D, Posterior part of the tail with shed cuticle attached (Day 22) to the body as the fourth-stage larva enters near the final stage of molting.

Fig. 1. Representation of molting of fourth-stage juveniles (J-4s) of Paratylenchus nanus type B when exposed to root exudates of field pea cultivars. Molting was assessed based on the casting of the outer cuticle along with stylet and vulva formation in the nematodes. A, Fourth-stage juvenile pin nematodes in first observation point (Day 2) with no stylet after they were placed in root exudates of susceptible cultivar Arcadia. B, Initiation of stylet formation in an early phase (Day 6) as prominent lines were observed in the mouth part of J-4 kept in root exudates of cultivar Arcadia. C, Anterior part of the nematode with a fully developed stylet (Day 15) showing the release of outer cuticle in the mouth region. D, Posterior part of the tail with shed cuticle attached (Day 22) to the body as the fourth-stage larva enters near the final stage of molting.

“Evaluation of Field Pea Cultivars for Resistance to Pin Nematode (Paratylenchus nanus Type B) in North Dakota,” by Ekta Ojha et al. Learn more: https://doi.org/10.1094/PDIS-02-25-0356-RE

2 weeks ago 2 2 0 0
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New issue of #Nematology is out now! Featuring #OpenAccess research on Elaphonema morphology, a review on nematodes and soil nitrogen, and new studies on plant–nematode interactions, crop management, taxonomy and biodiversity.

Read the issue: brill.com/view/journal...

@andreaskantar.bsky.social

3 weeks ago 3 2 0 0

New paper out! 🌱

Plant defence isn’t a free upgrade.

We show phloem proteins can boost resistance to one attacker but increase susceptibility to another (incl. cyst nematodes).

Great collaboration 🙌

🔗 sciencedirect.com/science/articl…

#plantscience #nematology

3 weeks ago 2 1 0 0