Enzyme-Constrained Metabolic Modeling of the Tripartite Synapse Links Astrocyte-Neuron Lactate Shuttle to Lipid Trafficking and Redox Homeostasis
Samuel Hayford Ayensu, Dan Hideki Horimoto, Carlos C. Flores, Jason R. Gerstner, Wheaton L. Schroeder
This paper develops an enzyme-constrained metabolic model of the tripartite synapse to show that lactate shuttling between astrocytes and neurons arises from protein limitations and that FABP7 is critical for lipid-redox homeostasis.
bioRxiv · Jun 19, 2026 · PreprintSystems Biology