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GLP-1-mediated synaptic plasticity in feeding regulation is modulated by energy state

Glucagon-like peptide 1 (GLP-1) receptor-expressing neurons in the paraventricular nucleus of the hypothalamus send descending excitatory projections to the dorsal vagal complex of the brainstem. GLP-1 signalling regulates synaptic transmission in this circuit in an energy state-dependent manner to control feeding and energy homeostasis.

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Fig. 1: Energy state-dependent GLP-1 regulation of a descending PVNGLP-1R–DVC circuit and feeding behaviour.

References

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This is a summary of: Wang, L. et al. State-dependent central synaptic regulation by GLP-1 is essential for energy homeostasis. Nat. Metab. https://doi.org/10.1038/s42255-025-01305-x (2025).

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GLP-1-mediated synaptic plasticity in feeding regulation is modulated by energy state. Nat Metab 7, 1318–1319 (2025). https://doi.org/10.1038/s42255-025-01304-y

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