2025
The metabolic and cardiovascular effects of amphetamine are partially mediated by the central melanocortin system
Simonds S, Pryor J, Lam B, Dowsett G, Mustafa T, Munder A, Elysee K, Balland E, Cowley L, Yeo G, Lawrence A, Spanswick D, Cowley M. The metabolic and cardiovascular effects of amphetamine are partially mediated by the central melanocortin system. Cell Reports Medicine 2025, 6: 101936. PMID: 39914386, PMCID: PMC11866487, DOI: 10.1016/j.xcrm.2025.101936.Peer-Reviewed Original ResearchConceptsEffects of amphetamineCentral melanocortin systemCardiovascular effectsMelanocortin systemFood intakeInhibition of POMC neuronsAMPH-induced anorexiaMelanocortin 4 receptor-deficientNoradrenergic neurotransmitter systemsHeart rateBrown adipose tissueElevated blood pressureBody weightNoradrenergic inhibitionPOMC neuronsAMPH-inducedSerotonergic activityPresynaptic mechanismsNeurotransmitter systemsMC4R pathwayAmphetamineBlood pressureCardiovascular functionIncreased brown adipose tissueAdipose tissue
2013
Postnatal manganese exposure does not alter dopamine autoreceptor sensitivity in adult and adolescent male rats
McDougall SA, Mohd-Yusof A, Kaplan GJ, Abdulla ZI, Lee RJ, Crawford CA. Postnatal manganese exposure does not alter dopamine autoreceptor sensitivity in adult and adolescent male rats. European Journal Of Pharmacology 2013, 706: 4-10. PMID: 23458069, PMCID: PMC3633626, DOI: 10.1016/j.ejphar.2013.02.030.Peer-Reviewed Original ResearchConceptsDopamine autoreceptor sensitivityEarly Mn exposureAutoreceptor sensitivityDopamine autoreceptorsMale ratsDopamine synthesisMn exposureDorsal striatumD2 receptor concentrationsPostnatal manganese exposureStriatal DOPA accumulationDopamine transporter levelsAdolescent male ratsPostnatal day 1Autoreceptor effectsApomorphine treatmentDOPA accumulationPD-1Haloperidol treatmentPresynaptic mechanismsControl ratsDOPA levelsD2 receptorsLong-term reductionAdult rats
2006
Presynaptic Mechanism for Slow Contrast Adaptation in Mammalian Retinal Ganglion Cells
Manookin MB, Demb JB. Presynaptic Mechanism for Slow Contrast Adaptation in Mammalian Retinal Ganglion Cells. Neuron 2006, 50: 453-464. PMID: 16675399, DOI: 10.1016/j.neuron.2006.03.039.Peer-Reviewed Original ResearchMeSH KeywordsAction PotentialsAdaptation, PhysiologicalAnimalsCalcium ChannelsContrast SensitivityGlutamic AcidGuinea PigsOrgan Culture TechniquesPhotic StimulationPresynaptic TerminalsReaction TimeReceptors, GABAReceptors, GlycineReceptors, Metabotropic GlutamateRetinal Bipolar CellsRetinal Ganglion CellsSynaptic TransmissionConceptsPresynaptic bipolar cellsRetinal ganglion cellsGanglion cellsBipolar cellsMammalian retinal ganglion cellsSlow contrast adaptationReduced glutamate releaseIntrinsic cellular propertiesIntrinsic cellular mechanismsCortical adaptationGlutamate releasePresynaptic mechanismsGlycine receptorsVisual neuronsAfterhyperpolarizationExcitatory conductancePotassium conductanceContrast adaptationCellular mechanismsCortical cellsNeuronsCellsCellular propertiesMGluRsSpatial stimuli
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