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- W4360608506 endingPage "e1010942" @default.
- W4360608506 startingPage "e1010942" @default.
- W4360608506 abstract "Phase amplitude coupling (PAC) between slow and fast oscillations is found throughout the brain and plays important functional roles. Its neural origin remains unclear. Experimental findings are often puzzling and sometimes contradictory. Most computational models rely on pairs of pacemaker neurons or neural populations tuned at different frequencies to produce PAC. Here, using a data-driven model of a hippocampal microcircuit, we demonstrate that PAC can naturally emerge from a single feedback mechanism involving an inhibitory and excitatory neuron population, which interplay to generate theta frequency periodic bursts of higher frequency gamma. The model suggests the conditions under which a CA1 microcircuit can operate to elicit theta-gamma PAC, and highlights the modulatory role of OLM and PVBC cells, recurrent connectivity, and short term synaptic plasticity. Surprisingly, the results suggest the experimentally testable prediction that the generation of the slow population oscillation requires the fast one and cannot occur without it." @default.
- W4360608506 created "2023-03-24" @default.
- W4360608506 creator A5056426700 @default.
- W4360608506 creator A5063281754 @default.
- W4360608506 creator A5084672179 @default.
- W4360608506 date "2023-03-23" @default.
- W4360608506 modified "2023-10-18" @default.
- W4360608506 title "Theta-gamma phase amplitude coupling in a hippocampal CA1 microcircuit" @default.
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