Agouti Signaling ProteinReceptors, MelanocortinReceptor, Melanocortin, Type 4Receptor, Melanocortin, Type 3Receptor, Melanocortin, Type 1Receptors, CorticotropinReceptor, Melanocortin, Type 2alpha-MSHMelanocyte-Stimulating HormonesAgouti-Related ProteinHair Colorgamma-MSHPigmentationIntercellular Signaling Peptides and ProteinsSkin PigmentationHypothalamusbeta-MSHEatingSebaceous Gland DiseasesLeptinArcuate NucleusPeptides, CyclicAdrenocorticotropic HormoneMelaninsNeuropeptide YMelanocytesAppetite RegulationObesityProteinsCosyntropinMelanophoresInjections, IntraventricularReceptors, LeptinBody WeightMolecular Sequence DataMice, ObeseMice, Inbred C57BLEnergy MetabolismSebaceous GlandsAppetite DepressantsParaventricular Hypothalamic NucleusFeeding BehaviorAllelesArthritis, GoutyGenes, Intracisternal A-ParticleHairAmino Acid SequenceSignal TransductionMutationPhenotypeRats, Inbred LECAppetite