Cheung, G., Bataveljic, D., Visser, J., Kumar, N., Moulard, J., Dallérac, G., Mozheiko, D., Rollenhagen, A., Ezan, P., Mongin, C., et al. (2022). Physiological synaptic activity and recognition memory require astroglial glutamine. Nat Commun 13, 753.