HypothalamusHypothalamus, AnteriorHypothalamus, MiddleBrain ChemistryBrain InjuriesHypothalamus, PosteriorBrain NeoplasmsBrainVentromedial Hypothalamic NucleusBrain MappingParaventricular Hypothalamic NucleusHypothalamic Area, LateralPreoptic AreaArcuate NucleusNeuronsBrain StemRats, Sprague-DawleyDorsomedial Hypothalamic NucleusMedian EminenceNeuropeptidesBrain EdemaPro-OpiomelanocortinHypothalamic HormonesBrain IschemiaNeuropeptide YMagnetic Resonance ImagingPituitary GlandCorticotropin-Releasing HormoneHypothalamo-Hypophyseal SystemLeptinSupraoptic NucleusCerebral CortexRNA, MessengerOxytocinRats, WistarInjections, IntraventricularNeurosecretory SystemsEatingGonadotropin-Releasing HormoneBrain AbscessNeural PathwaysDiencephalonPituitary HormonesProto-Oncogene Proteins c-fosAppetite RegulationTissue DistributionImmunohistochemistryAgouti-Related ProteinNerve Tissue ProteinsBlood-Brain BarrierFeeding BehaviorReceptors, LeptinSuprachiasmatic NucleusMice, Inbred C57BLReceptors, NeuropeptideRats, Inbred StrainsIn Situ HybridizationOrexin ReceptorsAmygdalaTime FactorsBehavior, AnimalBody TemperatureHypoxia, BrainAnimals, NewbornCorticosteroneAnorexiaMicroinjectionsHippocampusProsencephalonHypothalamic DiseasesCerebral VentriclesBody Temperature Regulationbeta-EndorphinSerotoninThyrotropin-Releasing HormonePituitary-Adrenal SystemOrgan SpecificityDisease Models, AnimalAnalysis of VarianceKisspeptinsGene Expression RegulationBrain Damage, ChronicEnergy MetabolismImage Processing, Computer-AssistedDopamineCircadian RhythmNorepinephrineAdrenocorticotropic HormoneCerebellumBrain InfarctionTelencephalonVasopressinsMice, TransgenicHyperphagiaAgingBody WeightPituitary Gland, PosteriorMice, Knockoutalpha-MSHAutoradiography