Astrocytic GLUT1 reduction paradoxically improves central and peripheral glucose homeostasis
Ardanaz C, de la Cruz A, Minhas P, Hernández-Martín N, Pozo M, Valdecantos M, Valverde Á, Villa-Valverde P, Elizalde-Horcada M, Puerta E, Ramírez M, Ortega J, Urbiola A, Ederra C, Ariz M, Ortiz-de-Solórzano C, Fernández-Irigoyen J, Santamaría E, Karsenty G, Brüning J, Solas M. Astrocytic GLUT1 reduction paradoxically improves central and peripheral glucose homeostasis. Science Advances 2024, 10: eadp1115. PMID: 39423276, PMCID: PMC11488540, DOI: 10.1126/sciadv.adp1115.Peer-Reviewed Original ResearchConceptsPeripheral glucose homeostasisBrain glucose metabolismGlucose metabolismAstrocytic glucose transporterGlucose homeostasisPeripheral glucose metabolismSystemic glucose metabolismATP releasePurinergic signalingBlood-borne glucoseBrain metabolismAstrocytesBrain energeticsInsulin signalingCognitive functionGlucose transportBrain functionMiceBrainGLUT1MetabolismHomeostasisObesityDevelopment of a genetically encoded sensor for probing endogenous nociceptin opioid peptide release
Zhou X, Stine C, Prada P, Fusca D, Assoumou K, Dernic J, Bhat M, Achanta A, Johnson J, Pasqualini A, Jadhav S, Bauder C, Steuernagel L, Ravotto L, Benke D, Weber B, Suko A, Palmiter R, Stoeber M, Kloppenburg P, Brüning J, Bruchas M, Patriarchi T. Development of a genetically encoded sensor for probing endogenous nociceptin opioid peptide release. Nature Communications 2024, 15: 5353. PMID: 38918403, PMCID: PMC11199706, DOI: 10.1038/s41467-024-49712-0.Peer-Reviewed Original ResearchConceptsOpioid peptide releaseVentral tegmental areaAcute brain slicesN/OFQ actionsChemogenetic activationIn vivo studiesNociceptin/orphanin FQTegmental areaFibre photometryOpioid peptidesBrain slicesPharmacological profileGenetically encoded sensorIntracellular signal transducersReceptor ligandsPeptide releaseMammalian brainFunctional relevanceNeuronsBehavioral processesSignal transducerReleasePotential interactionsRegulatory functionsN/OFQ
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