Frédéric Suffert
Plant disease epidemiologist @inrae-france.bsky.social studying wheat fungal pathogens, mostly Zymoseptoria | Enthusiatic about rust & wild pathosystems | IngAgro PhD IHEDN | h7.cl/suffert
- A new method to measure EC50 reveals cultivar-specific #fungicide resistance and very high diversity within experimental field populations of #Zymoseptoria tritici doi.org/10.1002/ps.7...
- Modeling foliar infection dynamics in #wheat using a SEIR framework: effects of seed treatment and foliar fungicide under mediterranean conditions doi.org/10.3390/agro...
- Reposted by Frédéric SuffertFirst webinar of our Pathogens EWG in 2026! Join Cesaree Morier-Gxyiya to give an online talk titled: Improving wheat stem rust models under climate change with updated environmental parameters. www.wheatinitiative.org/new-events/f... #WheatConnect @karchuntan.bsky.social @ReemWheat.bsky.social
- #Arrhenia sp., likely A. retiruga, associated to moss colonising the same old wall (Les Clayes-sous-Bois, FR).
- Reposted by Frédéric SuffertC’est officiel ! L'INRAE recrute : @inrae-bioger.bsky.social propose un poste permanent de chargé(e) de recherche sur l’identification de facteurs de #sensibilité des #plantes à l’infection #fongique. ➡️ Rendez-vous sur jobs.inrae.fr/concours/con... avant le 5 mars 2026 pour postuler !
- Reposted by Frédéric SuffertSorry! In the previous poster we had incorrect times. Corrected are:9am Calgary/5pm Berlin/2:30am Adelaide @cesaree-mg.bsky.social on Improving wheat stem rust models under climate change with updated environmental parameters. www.wheatinitiative.org/new-events/f... @ReemWheat.bsky.social
- 35 étudiants d’AgroParisTech exclus 15 jours après une mobilisation contre l’agro-industrie reporterre.net/35-etudiants...
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- Reposted by Frédéric Suffert#BIOGER aux #JJC2026 #Aussois ce fut 22 participant(e)s et 9 présentations ! Félicitations aux doctorant(e)s @inrae-bioger.bsky.social pour leur incroyable palmarès 👏 : Elza 🥇 (1er prix oral), Ulysse (3e) & Axelle (4e) / Margot 🥇 (1er prix poster), Sorélia 🥈 (2e), Illona (4e) & Clémentine (5e) !
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- Présentation aux #JJC2026 #Aussois par Fabrice Ntakirutimana de son travail postdoctoral @inrae-bioger.bsky.social #ADEPTeam : "Unveiling adaptive mechanisms of #Zymoseptoria tritici to climatic conditions"
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- Présentation aux #JJC2026 #Aussois par Ulysse Guilloteau de son travail de thèse @inrae-bioger.bsky.social #ADEPTeam : "Unravelling the genetic and agronomic determinants of host species specificity in the #Zymoseptoria tritici - #wheat pathosystem"
- Présentation aux #JJC2026 #Aussois par Alicia Culot de son travail de thèse @inrae-bioger.bsky.social : "Survie locale et dynamique des populations de Puccinia graminis à l'interface entre milieux sauvages et cultivés"
- Reposted by Frédéric SuffertBruno Le Cam @irhs-angers.bsky.social is kicking off the #JJC2026 conference on #Mycology and #Phytopathology. 4 days of science in the scenic mountains of #Aussois!
- #Phaeobotryosphaeria visci (syn. Sphaeropsis visci) infecting the berries of Viscum album (European #mistletoe) (Les Clayes-sous-Bois, FR).
- Coral-spot Nectria on a dry branch (undetermined host species), maybe #Neonectria coccinea (Les Clayes-sous-Bois, FR).
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- Puccinia tritici-golanensis, a new #wheat leaf #rust pathogen from Yonatan region of the Golan Heights, #Puccinia tritici-duri and Puccinia triticina typified, and their phylogenetic relationships doi.org/10.1007/s115...
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- Mediterranean durum #wheat: Seedling resistance to Ug99 and recent emergent stem #rust races doi.org/10.1002/csc2...
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- Current status and future direction of the high-temperature resistance in #wheat to control stripe #rust doi.org/10.1111/mpp....
- Ravi que notre petit projet #MemoRust ait été retenu par #SuMCrop @inrae-france.bsky.social ! A l’interface phytopathologie–histoire des sciences et rurale, avec pour cas d’étude la rouille noire en France, nous analyserons les mécanismes de construction, transmission et oubli des savoirs.
- Très touché par mon cadeau de 'Secret Santa' @inrae-bioger.bsky.social, si bien ciblé ! 🤣/🥹
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- And now, offspring pops in the box! 📦
- "Plant biosecurity & phytosanitary regimes under threat from instrumentalization dynamics": I examine the growing tensions between science, expertise, and politics in the current geopolitical context -> #SSRN preprint in French, but abstract in English. dx.doi.org/10.2139/ssrn...
- « La biosécurité végétale et les régimes phytosanitaires en proie à des dynamiques d’instrumentalisation » : dans ce preprint #SSRN j’analyse, à la lumière du contexte géopolitique actuel, les tensions croissantes entre science, expertise & politique. dx.doi.org/10.2139/ssrn...
- « La biosécurité végétale et les régimes phytosanitaires en proie à des dynamiques d’instrumentalisation » : dans ce preprint #SSRN j’analyse, à la lumière du contexte géopolitique actuel, les tensions croissantes entre science, expertise & politique. dx.doi.org/10.2139/ssrn...
- Printing into agar the ballistic ascospore-ejection movement, like a comet streaking across the lab. Year after year, same wonder! 🤩
- Facing the wall again — for a new campaign of #Zymoseptoria tritici #ascospore ejection from #wheat debris.
- A #Zymoseptoria tritici #ascospore germinating from both extremities! 🤗
- Facing the wall again — for a new campaign of #Zymoseptoria tritici #ascospore ejection from #wheat debris.
- Reflections on the past, present, and future of quantitative plant disease epidemiology #LarryMadden doi.org/10.1146/annu...
- Facing the wall again — for a new campaign of #Zymoseptoria tritici #ascospore ejection from #wheat debris.
- Reposted by Frédéric SuffertResponses to Temperature Shocks in Zymoseptoria tritici Reveal Specific Transcriptional Reprogramming and Novel Candidate Genes for Thermal Adaptation | Phytopathology® apsjournals.apsnet.org/doi/full/10....
- Reposted by Frédéric SuffertOur paper on Zymoseptoria tritici 3D genome organization is officially out! @iglavincheska.bsky.social link.springer.com/article/10.1...
- Reposted by Frédéric SuffertFinally out! A large European diversity panel reveals complex azole fungicide resistance gains of a major wheat pathogen journals.asm.org/doi/10.1128/... A big thanks to @danielcroll.bsky.social & @GabrielScalliet #azole #DMI #GWAS #fungicide #resistance #zymoseptoria #Europe
- k-mer-based GWAS reveals a candidate avirulence gene and structural variation in Puccinia triticina linked to gain of Lr20 virulence doi.org/10.1186/s128...
- What is Fusarium graminearum, the fungus a Chinese scientist pleaded guilty to smuggling into the US? Tom Allen, #MAFES and #MSUext plant pathologist explains in @theconversation.com: theconversation.com/what-is-fusa...
- End-of–2nd-year meeting for the #FSOV project @semae_officiel “RouilleNoire_2.0” on #wheat stem #rust in France. Many thanks to all partners — breeders and phytopathologists — for reviewing the ongoing work, and to Kévin Meyer for chairing the day.
- First large-scale breakdown of Yr15 resistance to #wheat yellow #rust (Puccinia striiformis f. sp. tritici) recorded globally doi.org/10.1002/ndr2...
- Species composition of #wheat #Septoria pathogens and identification of effector genes in #Parastagonospora spp. populations of Krasnodar Krai and Leningrad Oblast of the Russian Federation doi.org/10.3103/S106...
- Transcriptomic analysis of two wheat genotypes in the presence of the pathogen #Zymoseptoria tritici and the biological control agent Clonostachys rosea doi.org/10.1016/j.pm...
- Improved gene annotation of the fungal #wheat pathogen #Zymoseptoria tritici based on combined Iso-Seq and RNA-Seq evidence doi.org/10.1094/MPMI...
- "Amoéba s’allie avec Syngenta pour un biofongicide céréales" www.agrodistribution.fr/biocontrole/...
- Reposted by Frédéric SuffertTEs aren’t just genomic parasites, they’re also engines of genomic novelty. Our new study with ~2,000 Z. tritici genomes shows repeated TE mobilization waves during global expansion. With @danielcroll.bsky.social & @guidopuccetti.bsky.social 🧬 www.nature.com/articles/s41... #TEworldwide
- "Biosécurité végétale : vers une instrumentalisation des menaces ?" J’explore cette question dans le dernier numéro de la @revuesesame.bsky.social p. 60-62 : revue-sesame-inrae.fr/18-2/
- Reposted by Frédéric SuffertSave the date: 20 Nov 2025 at 17h. Megan McDonald will present: Jumping Genes and Pathogenic Schemes: the diverse roles that transposons play in pathogen evolution. A must for the pathology community! Info here: www.wheatinitiative.org/new-events/m... @karchuntan.bsky.social @ReemWheat.bsky.social
- Les plantes de services, un levier pour réguler les bioagresseurs des cultures url.inrae.fr/496zCyG
- Glad to share our latest article “Off-season sex in #Zymoseptoria tritici: little room for late encounters”, which continues our series of studies conducted in #ADEPTeam @inrae-bioger.bsky.social on the epidemiological determinants & impact of sexual reproduction in STB. doi.org/10.1016/j.fg...
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- Combating #wheat leaf #rust: Advances in genetic resistance and sustainable management strategies doi.org/10.1016/j.pm...
- Santé des végétaux : un foyer de nématode du pin détecté pour la première fois en France agriculture.gouv.fr/sante-des-ve...
- The book "Biological Highways in the Sky" about the aerial dispersion of microbes and small insects is available free of charge in ebook form via the #ÉditionsQuae platform: www.quae-open.com/produit/346/... @dbszane.bsky.social
- Reconstructing Puccinia graminis f. sp. tritici genetic diversity in South Africa using herbarium specimens doi.org/10.1094/PDIS...
- Reposted by Frédéric SuffertNew Correspondence: "Rethinking the need for field trials" rdcu.be/eM96P
- Rapport sur les alternatives existantes à l’usage d'insecticides néonicotinoïdes pour protéger les cultures url.inrae.fr/3L41wRY
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- Reposted by Frédéric SuffertBLOG - Battling crop diseases without borders: how a research community maintains global defences against wheat rusts For 15 years, DEWAS, an international research collaboration @cimmyt.bsky.social, has been studying, detecting and defusing outbreaks of the devastating crop disease wheat rust.
- Reposted by Frédéric SuffertPhDone! Congratulations Dr. @ammarabdalrahem.bsky.social! 👏👏👏👨🎓🎓 A big thank you to @tatianagiraud.bsky.social, @sofarndhnd.bsky.social & @wheatpath.bsky.social for being on the PhD jury! 📸 @mireiagoga.bsky.social
- 📣 Three new Master’s 2 (M2) internship opportunities in phytopathology are offered for 2026 within the #ADEPteam @inrae-bioger.bsky.social @inrae-dpt-spe.bsky.social, focusing on the study of plant-pathogen interactions: eng-bioger.versailles-saclay.hub.inrae.fr/teams-and-pl...
- Après la journée des scolaires, les collègues @inrae-bioger.bsky.social se mobilisent ce week-end pour faire découvrir les #champignons - bons, brutes & truands ! - sous toutes leurs facettes au grand public pour la #FêteDeLaScience à l’ENS Paris-Saclay @univparissaclay.bsky.social. Venez nombreux !
- Collecte de champignons - bons, brutes ou truands !? - à présenter en fin de semaine à l'occasion de la #FêteDeLaScience 🔽
- #Rust on brown knapweed (#Centaurea jacea agg.) likely caused by #Puccinia jaceae, found today along the Ru de Gally (Villepreux, France) while collecting diseased plants to prepare for next weekend’s French Science Festival #FêteDeLaScience.
- Plasticity in initial infection traits in response to high #temperature for worldwide representative #Puccinia striiformis isolates @inrae-bioger.bsky.social doi.org/10.1016/j.fg...
- 📣 offre de #stage #Master2 #IngénieurAgro 🧑🎓 début 2026 @INRAE_IDF #BIOGER #AgroParisTech en #phytopathologie, #épidémiologie végétale, #écologie : "Etude de la survie de la rouille noire du #blé, entre compartiments naturel et cultivé". Détails ▶️ bioger.versailles-saclay.hub.inrae.fr/equipes-et-p...
- #Rust on various-leaved fescue (#Festuca heterophylla), caused by #Uromyces festucae or #Puccinia festucae (?) 🤔(Les Clayes-sous-Bois, FR).
- #Rust on bramble (#Rubus fruticosus) caused by #Kuehneola uredinis, here with white telia/teliospores hyperparasitized by #Tuberculina persicina (Les Clayes-sous-Bois, FR).
- Inflorescences of #Lolium perenne heavily infected with ergots of #Claviceps purpurea, themselves colonized (hyperparasitized?) by #Fusarium heterosporum (syn. F. lolii), which form orange sporodochia at the base of the sclerotia (Villepreux, FR) — see Gay & Shattock (1980).
- #Mildew of broadleaf plantain (#Pantago major) caused by #Golovinomyces sordidus syn. #Erysiphe sordida (Villepreux, FR).
