Corpus Striatum3,4-Dihydroxyphenylacetic AcidDopamineBrainReceptors, DopamineBerberineCorpus LuteumCorpus CallosumSubstantia NigraRats, Inbred StrainsRats, Sprague-DawleyAgenesis of Corpus CallosumNeuronsBrain ChemistryBrain InjuriesNeostriatumBrain MappingBrain NeoplasmsMagnetic Resonance ImagingCorpora AllataBasal GangliaReceptors, Dopamine D2PenisBrain IschemiaCerebral CortexBrain EdemaBrain StemCorpus Luteum MaintenancePutamenLuteolysisCaudate NucleusOxidopamineProgesteroneBehavior, AnimalNeural PathwaysDopamine AntagonistsReward