INRAE UMR BF2I
@inrae-umr-bf2i.bsky.social
Functional Biology, Insects and Interactions Lab (UMR0203 BF2i). INRAE / INSA de Lyon. https://bf2i.insa-lyon.fr/en/
Reposted by INRAE UMR BF2I
Hi! Florence Hommais, @nicolasparisot.bsky.social , and I are looking for a postdoctoral candidate to investigate the molecular dialogue between three weevil species and their endosymbiotic bacteria #symbiosis! Please see the #post-doc offer for more information. #SymbioSky #Bioinformatics
November 3, 2025 at 11:50 AM
Hi! Florence Hommais, @nicolasparisot.bsky.social , and I are looking for a postdoctoral candidate to investigate the molecular dialogue between three weevil species and their endosymbiotic bacteria #symbiosis! Please see the #post-doc offer for more information. #SymbioSky #Bioinformatics
📣 #OurLastPaper is out! And it's a major breakthrough that we're publishing in @cp-cell.bsky.social l: we've discovered architect bacteria that build complex structures to feed themselves better!
#SymbioSky 1/5
#SymbioSky 1/5
October 29, 2025 at 11:49 AM
📣 #OurLastPaper is out! And it's a major breakthrough that we're publishing in @cp-cell.bsky.social l: we've discovered architect bacteria that build complex structures to feed themselves better!
#SymbioSky 1/5
#SymbioSky 1/5
🎓 🎈Congratulations to Hugo Terrasson, who has successfully defended his PhD! Supervised by Pedro Da Silva, Federica Calevro, & Mélanie Ribeiro Lopes, his thesis explored the role of bacteriocyte-specific cysteine-rich peptides in the pea aphid symbiosis.
October 28, 2025 at 7:37 AM
🎓 🎈Congratulations to Hugo Terrasson, who has successfully defended his PhD! Supervised by Pedro Da Silva, Federica Calevro, & Mélanie Ribeiro Lopes, his thesis explored the role of bacteriocyte-specific cysteine-rich peptides in the pea aphid symbiosis.
📅 From October 13 to 17, 2025, the 12th edition of the International Symposium on Aphids (ISA12) took place in PyeongChang, South Korea. It was a great opportunity to discuss and share our research findings with experts from around the world, exploring all aspects of #aphid life.
October 16, 2025 at 6:20 AM
📅 From October 13 to 17, 2025, the 12th edition of the International Symposium on Aphids (ISA12) took place in PyeongChang, South Korea. It was a great opportunity to discuss and share our research findings with experts from around the world, exploring all aspects of #aphid life.
🧑🔬 The fête de la science Symbiosis walk was a success! Thank you all the school and families that have shared a bit of their curiosity with us 🪲🦠
October 13, 2025 at 7:35 AM
🧑🔬 The fête de la science Symbiosis walk was a success! Thank you all the school and families that have shared a bit of their curiosity with us 🪲🦠
👏 During a ceremony held at @insa-lyon.fr on October 10, 2025, Federica Calevro, Director of @inrae-umr-bf2i.bsky.social 🔬, was named "Chevalier de l'ordre des Palmes académiques" 🏅 by Frédéric Fotiadu, Director of INSA Lyon. Congratulations Fede!
October 13, 2025 at 7:05 AM
👏 During a ceremony held at @insa-lyon.fr on October 10, 2025, Federica Calevro, Director of @inrae-umr-bf2i.bsky.social 🔬, was named "Chevalier de l'ordre des Palmes académiques" 🏅 by Frédéric Fotiadu, Director of INSA Lyon. Congratulations Fede!
📅 On October 10–11, members of @inrae-umr-bf2i.bsky.social & MAP will guide you through the alleys of La Doua Campus to talk all about symbiosis!
✨ Book your slot here 👉 www.fetedelascience.fr/la-symbiose-...
🎉 Join us for a fun time at Fête de la Science!
✨ Book your slot here 👉 www.fetedelascience.fr/la-symbiose-...
🎉 Join us for a fun time at Fête de la Science!
La symbiose dans tous ses états
Lors de cette balade conçue par Street Science, vous irez à la découverte de la symbiose, cette relation durable entre 2 organismes d’espèces différentes, parfois bénéfiques pour les deux, mais pas to...
www.fetedelascience.fr
October 1, 2025 at 6:50 AM
📅 On October 10–11, members of @inrae-umr-bf2i.bsky.social & MAP will guide you through the alleys of La Doua Campus to talk all about symbiosis!
✨ Book your slot here 👉 www.fetedelascience.fr/la-symbiose-...
🎉 Join us for a fun time at Fête de la Science!
✨ Book your slot here 👉 www.fetedelascience.fr/la-symbiose-...
🎉 Join us for a fun time at Fête de la Science!
Yesterday @ritarebollo.bsky.social brilliantly obtained her Habilitation à Diriger des Recherches in front of a jury composed of L. Teysset, C. Vitte, F. Hommais, N. Nègre, Z. Haichar & N. Kremer. A summary of 20 years of research in 3 labs & 2 countries with a common theme: interactions! 👏
September 24, 2025 at 12:03 PM
Yesterday @ritarebollo.bsky.social brilliantly obtained her Habilitation à Diriger des Recherches in front of a jury composed of L. Teysset, C. Vitte, F. Hommais, N. Nègre, Z. Haichar & N. Kremer. A summary of 20 years of research in 3 labs & 2 countries with a common theme: interactions! 👏
Reposted by INRAE UMR BF2I
Hi! We are looking for a PhD to work on the cross talk between transposable elements, insects and intracellular bacteria on the bioinformatics side. The PhD would be supervised by @mariefablet.bsky.social and myself along with @nicolasparisot.bsky.social Deadline December 2025! Please share! #tesky
September 16, 2025 at 6:13 AM
Hi! We are looking for a PhD to work on the cross talk between transposable elements, insects and intracellular bacteria on the bioinformatics side. The PhD would be supervised by @mariefablet.bsky.social and myself along with @nicolasparisot.bsky.social Deadline December 2025! Please share! #tesky
From September 10 to 12, the 23rd conference on Computational Methods in Systems Biology (cmsb2025.sciencesconf.org) was held at Université Lyon 1 & @cnrs.fr. Congratulations to Sergio Peignier and Erwan Cruché, who gave brilliant presentations on their research 👏
September 15, 2025 at 2:41 PM
From September 10 to 12, the 23rd conference on Computational Methods in Systems Biology (cmsb2025.sciencesconf.org) was held at Université Lyon 1 & @cnrs.fr. Congratulations to Sergio Peignier and Erwan Cruché, who gave brilliant presentations on their research 👏
📣 #OurLastPaper is out! In collaboration with the IMP lab and the LBBE lab, this work focuses on exploiting the synergy of essential oils to enhance repellency against sap-sucking insects.
doi.org/10.1016/j.in...
doi.org/10.1016/j.in...
Redirecting
doi.org
September 9, 2025 at 6:05 AM
📣 #OurLastPaper is out! In collaboration with the IMP lab and the LBBE lab, this work focuses on exploiting the synergy of essential oils to enhance repellency against sap-sucking insects.
doi.org/10.1016/j.in...
doi.org/10.1016/j.in...
📣 #OurLastPaper is out! This study explores the functional specialization of the symbiont-bearing organ in the rice weevil.
Using microdissection coupled with dual RNA-seq, we revealed different cell types, each with distinct host-symbiont molecular dialogues. #SymbioSky
doi.org/10.1186/s401...
Using microdissection coupled with dual RNA-seq, we revealed different cell types, each with distinct host-symbiont molecular dialogues. #SymbioSky
doi.org/10.1186/s401...
Dual-transcriptomics on microdissected cells reveals functional specialisation of symbiont-bearing-cells and contrasted responses to nutritional stress in the cereal weevil - Microbiome
Background Insects thriving on a nutritionally imbalanced diet often establish long-term relationships with intracellular symbiotic bacteria (endosymbionts), which complement their nutritional needs a...
doi.org
August 18, 2025 at 8:28 AM
📣 #OurLastPaper is out! This study explores the functional specialization of the symbiont-bearing organ in the rice weevil.
Using microdissection coupled with dual RNA-seq, we revealed different cell types, each with distinct host-symbiont molecular dialogues. #SymbioSky
doi.org/10.1186/s401...
Using microdissection coupled with dual RNA-seq, we revealed different cell types, each with distinct host-symbiont molecular dialogues. #SymbioSky
doi.org/10.1186/s401...
📣 #OurLastPaper is out! A quantitative metabolic model of the obligate #aphid symbiont, #Buchnera aphidicola. This work also provides a model of the life stage-specific provision of nutrients from the bacterium to the host. #SymbioSky
www.sciencedirect.com/science/arti...
www.sciencedirect.com/science/arti...
Quantifying supply and demand in the pea aphid-Buchnera symbiosis reveals the metabolic Achilles’ heels of this interaction
Many herbivorous insects feed on unbalanced diets and rely on bacterial endosymbionts to meet all their nutritional needs. This is the case for the pe…
www.sciencedirect.com
August 18, 2025 at 7:45 AM
📣 #OurLastPaper is out! A quantitative metabolic model of the obligate #aphid symbiont, #Buchnera aphidicola. This work also provides a model of the life stage-specific provision of nutrients from the bacterium to the host. #SymbioSky
www.sciencedirect.com/science/arti...
www.sciencedirect.com/science/arti...
📣 #OurLastPaper is out! A fruitful collaboration with the IMP lab, this work focuses on the incorporation of essential oils with insect repellent properties into partially bio-based polymers.
doi.org/10.1021/acss...
doi.org/10.1021/acss...
Biodegradable and Partially Biobased Active Plastic Film for Sustainable Crop Protection
Crop pests, particularly aphids, cause significant yield and economic losses. Conventional pest control using synthetic pesticides is becoming less effective due to increasing pest resistance and pose...
doi.org
August 18, 2025 at 7:29 AM
📣 #OurLastPaper is out! A fruitful collaboration with the IMP lab, this work focuses on the incorporation of essential oils with insect repellent properties into partially bio-based polymers.
doi.org/10.1021/acss...
doi.org/10.1021/acss...
📣 #OurLastPaper is out! A study on the toxic effects of the BCR4 #defensin on survival, embryonic development, and #symbiotic cells in the pea #aphid Acyrthosiphon pisum. Collaborative work with @uclouvain.bsky.social CBM Orléans and IGEPP Rennes! doi.org/10.1007/s103...
Strong impact of orally administered BCR4 defensin on aphid survival, embryo development, and symbiotic cells in three Acyrthosiphon pisum parthenogenetic lines - Journal of Pest Science
Aphids are major crop pests capable of colonizing the main plants grown for human consumption. They have specialized cells, the bacteriocytes, which house the obligate symbiont Buchnera aphidicola tha...
doi.org
June 19, 2025 at 2:41 PM
📣 #OurLastPaper is out! A study on the toxic effects of the BCR4 #defensin on survival, embryonic development, and #symbiotic cells in the pea #aphid Acyrthosiphon pisum. Collaborative work with @uclouvain.bsky.social CBM Orléans and IGEPP Rennes! doi.org/10.1007/s103...
📣 #OurLastPaper is out! New insights into the role of NPF signaling in regulating metabolic balance in #aphids. Just published in @cp-heliyon.bsky.social. A great outcome of our ongoing and productive collaboration with @kuleuvenuniversity.bsky.social doi.org/10.1016/j.he...
Redirecting
doi.org
June 16, 2025 at 7:26 AM
📣 #OurLastPaper is out! New insights into the role of NPF signaling in regulating metabolic balance in #aphids. Just published in @cp-heliyon.bsky.social. A great outcome of our ongoing and productive collaboration with @kuleuvenuniversity.bsky.social doi.org/10.1016/j.he...
Reposted by INRAE UMR BF2I
The June cover of Genome Biology and Evolution features the work of @mirimerenciano.bsky.social @sianalarue.bsky.social et al., who explore the relationships between transposable elements and aging in a new Review article.
🔗 doi.org/10.1093/gbe/evaf088
🖌️ Merenciano et al.
#genome #TEsky
🔗 doi.org/10.1093/gbe/evaf088
🖌️ Merenciano et al.
#genome #TEsky
June 3, 2025 at 4:08 PM
The June cover of Genome Biology and Evolution features the work of @mirimerenciano.bsky.social @sianalarue.bsky.social et al., who explore the relationships between transposable elements and aging in a new Review article.
🔗 doi.org/10.1093/gbe/evaf088
🖌️ Merenciano et al.
#genome #TEsky
🔗 doi.org/10.1093/gbe/evaf088
🖌️ Merenciano et al.
#genome #TEsky
Today sees the close of the REID - IMMUNINV conference (reid2025.sciencesconf.org) at @insa-lyon.fr Many members of @inrae-umr-bf2i.bsky.social were involved in organizing the congress, and some of our PhD and post-doctoral students were able to present their research work brilliantly 👏
May 14, 2025 at 1:19 PM
Today sees the close of the REID - IMMUNINV conference (reid2025.sciencesconf.org) at @insa-lyon.fr Many members of @inrae-umr-bf2i.bsky.social were involved in organizing the congress, and some of our PhD and post-doctoral students were able to present their research work brilliantly 👏
From March 25 to 27, @inrae-dpt-spe.bsky.social held its "Assises" in Lyon, including a presentation of new recruits. Well done @leogerlin.bsky.social for your presentation 👏
March 26, 2025 at 7:44 AM
From March 25 to 27, @inrae-dpt-spe.bsky.social held its "Assises" in Lyon, including a presentation of new recruits. Well done @leogerlin.bsky.social for your presentation 👏
📣 #OurLastPaper is out! We developed ArtSymbioCyc (artsymbiocyc.cycadsys.org), a metabolism-oriented database collection gathering genomic resources for #arthropods and their symbiotic #bacteria to analyze and compare metabolic #networks on a genome-wide scale. #SymbioSky @leogerlin.bsky.social
ArtSymbioCyc, a metabolic network database collection dedicated to arthropod symbioses: a case study, the tripartite cooperation in Sipha maydis | mSystems
The evolution has driven the emergence of complex arthropod-microbe symbiotic systems,
whose metabolic integration is difficult to unravel. With its user-friendly interface,
ArtSymbioCyc (https://arts...
doi.org
March 24, 2025 at 10:41 AM
📣 #OurLastPaper is out! We developed ArtSymbioCyc (artsymbiocyc.cycadsys.org), a metabolism-oriented database collection gathering genomic resources for #arthropods and their symbiotic #bacteria to analyze and compare metabolic #networks on a genome-wide scale. #SymbioSky @leogerlin.bsky.social
Reposted by INRAE UMR BF2I
Hi! I'm late, but here is a cool story on which we got to write a commentary with mariferrarini.bsky.social & mribeirolopes.bsky.social @inrae-umr-bf2i.bsky.social. The title says it all: endosymbiont protein trafficking! Have fun! #MicroSky #SymbioSky #MEvoSky
www.pnas.org/doi/10.1073/...
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www.pnas.org/doi/10.1073/...
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www.pnas.org
January 31, 2025 at 9:46 AM
Hi! I'm late, but here is a cool story on which we got to write a commentary with mariferrarini.bsky.social & mribeirolopes.bsky.social @inrae-umr-bf2i.bsky.social. The title says it all: endosymbiont protein trafficking! Have fun! #MicroSky #SymbioSky #MEvoSky
www.pnas.org/doi/10.1073/...
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www.pnas.org/doi/10.1073/...
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📣 #OurLastPaper is out! Complete annotation of the pea aphid #TranscriptionFactors. A valuable resource for gene regulation 🧬 studies in #aphids available online 💻: atf.cycadsys.org #SymbioSky
doi.org/10.1016/j.ib...
doi.org/10.1016/j.ib...
Annotation of transcription factors, chromatin-associated factors, and basal transcription machinery in the pea aphid, Acyrthosiphon pisum, and development of the ATFdb database, a resource for studie...
The pea aphid, Acyrthosiphon pisum, is an emerging model system in functional and comparative genomics, in part due to the availability of new genomic…
www.sciencedirect.com
December 12, 2024 at 9:22 AM
📣 #OurLastPaper is out! Complete annotation of the pea aphid #TranscriptionFactors. A valuable resource for gene regulation 🧬 studies in #aphids available online 💻: atf.cycadsys.org #SymbioSky
doi.org/10.1016/j.ib...
doi.org/10.1016/j.ib...
Very cool to see our science highlighted by Elie Semoun & @francebleu.fr in a podcast! www.radiofrance.fr/francebleu/p...
Episode 19 - La guerre contre le charançon : Elie Semoun au four et au moulin
Avec ses 3 millimètres de long, le charançon des céréales est un insecte aussi petit que les ravages qu’il fait sont considérables sur de très nombreuses cultures. Jusqu'à présent, sa carapace le prot...
www.radiofrance.fr
December 3, 2024 at 5:17 PM
Very cool to see our science highlighted by Elie Semoun & @francebleu.fr in a podcast! www.radiofrance.fr/francebleu/p...
@inrae-umr-bf2i.bsky.social was well represented last week at the 14th BAPOA network meeting in Montpellier! Congrats to all speakers 👏
November 25, 2024 at 12:32 PM
@inrae-umr-bf2i.bsky.social was well represented last week at the 14th BAPOA network meeting in Montpellier! Congrats to all speakers 👏