Energy MetabolismHomeostasisEnergy IntakeLeptinEatingBody WeightReceptors, LeptinHypothalamusCalorimetry, IndirectBasal MetabolismPro-OpiomelanocortinBody CompositionObesityAdipose TissueAgouti-Related ProteinAdipose Tissue, BrownLipid MetabolismFeeding BehaviorGlucoseBody Temperature RegulationMelanocortinsAppetite RegulationGhrelinDietary FatsEnergy TransferMice, Inbred C57BLReceptor, Melanocortin, Type 4Arcuate NucleusNeuropeptide YHypothalamic HormonesAMP-Activated Protein KinasesAnimal Nutritional Physiological PhenomenaOxygen ConsumptionHyperphagiaMice, KnockoutPeptide HormonesSignal TransductionLiverReceptor, Melanocortin, Type 3Dietary ProteinsInsulinLactationDietAppetitePituitary HormonesThermogenesisNeuropeptidesAdipose Tissue, Whitealpha-MSHGene Expression RegulationInsulin ResistanceAdiposityModels, BiologicalMice, Transgenicbeta-MSHNeuronsGalanin-Like PeptideAdipocytesVentromedial Hypothalamic NucleusAppetite DepressantsPeptide YYReceptors, MelanocortinCreatine Kinase, Mitochondrial FormFastingAnorexiaWeight GainReceptors, GhrelinBlood GlucoseMice, ObeseAminoimidazole CarboxamideRNA, MessengerMitochondrial ProteinsReceptors, AdiponectinReceptors, Neuropeptide YMitochondriaFluorescence Resonance Energy TransferNeurosecretory SystemsDiet, High-FatAdipocytes, BrownCreatine Kinase, BB Form