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💜💚 🇪🇸 Postdoc 🌱 Plant RNA biology & development - IHSM La Mayora 🇫🇷 Postdoc 🪱 Small RNAs & transcriptional silencing - Institut Pasteur 🇦🇷 PhD 🌱 RNA features & MicroRNA biogenesis - IBR
Arantxa Rojas








Nuevo Máster en Biotecnología y Biología Vegetal (UMA-UNIA) en Málaga, que ofrece formación especializada con fuerte orientación experimental, con acceso a los grupos de investigación del IHSM La Mayora UMA-CSIC y sus infraestructuras científicas. + info mbbv.es
Our News&views with Germano @cecerelab.bsky.social about the role of H3K27me3 in epigenetic control of piRNA transcription in worms 🪱 and flies 🪰 is out in @natsmb.nature.com rdcu.be/erkld
#ResultatScientifique🔎| Comment les cellules végétales orientent-elles correctement leur division pour construire des tissus cohérents ? ✍️ @mc-caillaud.bsky.social @camilagoldy.bsky.social ▶️ buff.ly/JWEIPoD buff.ly/Joa0GPo
Take a look at part of my work with @mc-caillaud.bsky.social at @rdplab.bsky.social about the role of actin cytoskeleton to maintain cytokinesis against cellular geometry 🌱🔬
We are hiring a PhD student (FPI) for the 🧬🌱Plant Epitranscriptomics Lab 🧬🌱 at IHSM La Mayora (UMA-CSIC) ‪@ihsmumacsic.bsky.social‬‬ to study the role of m6A in axillary bud dormancy Candidates send CV and motivation letter to: ✉️[email protected] 📆 until Sep 30th
16d
So happy to see my work online, including the cover 😊🔬🌱🌈 @science.org Thanks and congrats to all the people involved @rdplab.bsky.social @ensdelyon.bsky.social @embo.org
11mo
New online: H3K27me3 expands the epigenetic control of piRNA transcription
3mo
9mo
9mo
New online: Yolk transports miRNAs to embryos and enhances progeny stress resilience
🍽️🧬 How do diet and gut microbes shape fertility across generations? 🪱🔬 Our Laboratory at #InstitutPasteur is recruiting a PhD student to study epigenetic inheritance of fertility using C. elegans. Fully funded via the International PPU program. Apply now! 🌍 #PhDposition #Epigenetics #Inheritance
3mo
11mo
Nature Structural & Molecular Biology - Constitutive heterochromatin can promote piRNA transcription, a crucial step in genome defense. Two studies now show that piRNA transcription in...
rdcu.be
H3K27me3 expands the epigenetic control of piRNA transcription
Chez les plantes, les cellules ne peuvent ni se déplacer ni se réorganiser librement en raison de leur paroi rigide.
buff.ly
Quand l’actine guide les divisions cellulaires
15d
9mo
IHSM La Mayora UMA-CSIC
Arantxa Rojas
H3K27me3 expands the epigenetic control of piRNA transcription
Nature Structural & Molecular Biology, Published online: 17 June 2025; doi:10.1038/s41594-025-01572-yConstitutive heterochromatin can promote piRNA transcription, a crucial step in genome defense. Two studies now show that piRNA transcription in Drosophila is regulated by the dual histone marks H3K27me3 and H3K9me3, and piRNA transcription in Caenorhabditis elegans is enhanced by H3K27me3, gene clustering and phase separation.
go.nature.com
CNRS Biologie
Nature Structural & Molecular Biology, Published online: 27 May 2026; doi:10.1038/s41594-026-01822-7This study shows that yolk, a conserved vehicle for nutrient provisioning to developing eggs, also transports regulatory small RNAs, such as microRNAs, from somatic tissues to the germline and embryos. This pathway links the maternal environment to inherited regulatory information and stress resilience in the next generation.
dlvr.it
Yolk transports miRNAs to embryos and enhances progeny stress resilience
Laura Arribas-Hernández
Camila Goldy🌱🔬🧉
Camila Goldy🌱🔬🧉
Nature Structural & Molecular Biology
Nature Structural & Molecular Biology
The Cecere Laboratory
What could be more satisfying than this ? ✨️Congrats to all the authors ✨️ Could not be more proud of you 🥹 Credit: Camila Goldy @camilagoldy.bsky.social
Actin Counters Geometry to Guide Plant Cell Division https://www.biorxiv.org/content/10.1101/2025.08.18.670899v1