Astrocytic PI3Kα controls synaptic plasticity and cognitive function via serine metabolism
Alba Fernández‐Rodrigo, Celia García Vilela, Abel Eraso‐Pichot, Irene B. Maroto, María D. G. Moreno, Esperanza López-Merino, Silvia Gutiérrez-Eisman, Carla Sánchez‐Castillo, Cristina Boers-Escuder, Eneko Merino-Casamayor, Mariona Graupera, Albert Quintana, María Isabel Cuartero, Maite Solas, Giovanni Marsicano, Jose Antonio Esteban
This study shows that astrocytic PI3Kα supports synaptic plasticity and cognitive function by regulating serine metabolism and D-serine levels necessary for NMDA receptor activation during long-term potentiation.
Nature Communications · Sep 4, 2026Peer-reviewedNeuroscience