Centro de Biotecnología y Genómica de Plantas’ Post

🆕 📰 ‼️ #NewCBGPPaper! 🐛 🛡️In a plant, defense against herbivores must be rapid and appropriate. This response requires coordinated programming of functional genes to optimize the mechanisms that protect the organism without significantly compromising its growth and development. ⚙️ 🧬 The complex molecular events that occur in this process require precise regulation at the transcriptional and post-transcriptional levels, where microRNAs (miRNAs) play key roles primarily linked to the plant's hormonal control. ⚡ ⚔️ It all begins with the recognition of molecular patterns associated with damage/herbivores, which activates effector-mediated immunity (ETI), the plant's fastest and most robust defensive response. 📖🔬 Research led by Isabel Díaz (CBGP) and published in New Phytologist characterized the microRNA miR825-5p as a modulator of intracellular receptors in Arabidopsis against a mite and a butterfly, two herbivores with a major agricultural impact. ✨ 🌾 The researchers showed that miR825-5p negatively regulates plant defenses in a species-specific manner, modulating intracellular receptors and activating ETI. 🆕🧠 These findings reveal the key function of this microRNA and underscore the importance of understanding these networks to improve crop resilience. 📎 Read the full story here: https://shorturl.at/6TR2M

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