LeptinReceptors, LeptinObesityHypothalamusEatingAdipose TissueMice, ObeseBody WeightInsulinReceptors, Cell SurfaceAdiponectinArcuate NucleusProteinsSTAT3 Transcription FactorGhrelinEnergy MetabolismPro-OpiomelanocortinFastingNeuropeptide YBody Mass IndexAdipokinesInjections, IntraventricularBlood GlucoseAdipocytesAgouti-Related ProteinRNA, MessengerAnorexiaAdipositySignal TransductionAppetite RegulationHyperphagiaMice, Inbred C57BLRats, ZuckerPeptide HormonesResistin