Ratio between excitatory neurons and inhibitory cells in cortex

Value 9 unitless
Organism Eukaryotes
Reference Attwell D, Laughlin SB. An energy budget for signaling in the grey matter of the brain. J Cereb Blood Flow Metab. 2001 Oct21(10):1133-45. p.1137 right column top paragraphPubMed ID11598490
Primary Source Abeles M (1991) Corticonics: neural circuits of the cerebral cortex. Cambridge: CUP AND Braitenberg V, Schüz A (1998) Cortex: statistics and geometry of neuronal connectivity, 2nd ed. Berlin: Springer
Comments "As a simplification, all cells are treated as glutamatergic, because excitatory neurons outnumber inhibitory cells by a factor of 9 to 1, and 90% of synapses release glutamate (primary sources)."
Entered by Uri M
ID 108662