2008
UCP2 mediates ghrelin’s action on NPY/AgRP neurons by lowering free radicals
Andrews ZB, Liu ZW, Walllingford N, Erion DM, Borok E, Friedman JM, Tschöp MH, Shanabrough M, Cline G, Shulman GI, Coppola A, Gao XB, Horvath TL, Diano S. UCP2 mediates ghrelin’s action on NPY/AgRP neurons by lowering free radicals. Nature 2008, 454: 846-851. PMID: 18668043, PMCID: PMC4101536, DOI: 10.1038/nature07181.Peer-Reviewed Original ResearchMeSH KeywordsAgouti-Related ProteinAnimalsCarnitine O-PalmitoyltransferaseFatty AcidsFeeding BehaviorGene Expression RegulationGhrelinHypothalamusIon ChannelsMembrane Potential, MitochondrialMiceMitochondriaMitochondrial ProteinsNeuronsNeuropeptide YPhosphorylationReactive Oxygen SpeciesSynapsesUncoupling Protein 2ConceptsNPY/AgRP neuronsAgRP neuronsNeuronal activityCo-express neuropeptide YGut-derived hormone ghrelinAgRP neuronal activityArcuate nucleus neuronsFatty acid oxidation pathwayHypothalamic mitochondrial respirationG protein-coupled receptorsGhrelin actionNeuropeptide YNucleus neuronsHormone ghrelinFood intakeGhrelinFree radicalsSynaptic plasticityNeuronal functionIntracellular mechanismsNeuronsMitochondrial mechanismsProtein 2Mitochondrial proliferationRobust changes
2007
A Central Thermogenic-like Mechanism in Feeding Regulation: An Interplay between Arcuate Nucleus T3 and UCP2
Coppola A, Liu ZW, Andrews ZB, Paradis E, Roy MC, Friedman JM, Ricquier D, Richard D, Horvath TL, Gao XB, Diano S. A Central Thermogenic-like Mechanism in Feeding Regulation: An Interplay between Arcuate Nucleus T3 and UCP2. Cell Metabolism 2007, 5: 21-33. PMID: 17189204, PMCID: PMC1783766, DOI: 10.1016/j.cmet.2006.12.002.Peer-Reviewed Original ResearchMeSH KeywordsAgouti-Related ProteinAnimalsArcuate Nucleus of HypothalamusEatingFastingFeeding BehaviorGreen Fluorescent ProteinsGuanosine DiphosphateHypothalamusIntercellular Signaling Peptides and ProteinsIodide PeroxidaseIon ChannelsMiceMice, Inbred C57BLMice, KnockoutMitochondriaMitochondrial ProteinsNeurogliaNeuronsNeuropeptide YProto-Oncogene Proteins c-fosThermogenesisTriiodothyronineUncoupling Protein 2ConceptsUncoupling protein 2Mitochondrial uncoupling protein 2Thyroid hormone productionProtein activityType 2 deiodinaseMitochondrial proliferationNeuropeptide YArcuate nucleusPhysiological roleMitochondrial uncouplingUCP2 activationProtein 2Hormone productionNPY/AgRP neuronsPhysiological significanceActive thyroid hormoneHypothalamic arcuate nucleusHypothalamic neuronal networksGlial cellsRebound feedingAgRP neuronsOrexigenic neuronsDeiodinaseDII activityPeripheral tissues