Melanin-concentrating hormone directly inhibits GnRH neurons and blocks kisspeptin activation, linking energy balance to reproduction
Wu M, Dumalska I, Morozova E, van den Pol A, Alreja M. Melanin-concentrating hormone directly inhibits GnRH neurons and blocks kisspeptin activation, linking energy balance to reproduction. Proceedings Of The National Academy Of Sciences Of The United States Of America 2009, 106: 17217-17222. PMID: 19805188, PMCID: PMC2761345, DOI: 10.1073/pnas.0908200106.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBrainEnergy MetabolismFemaleGonadotropin-Releasing HormoneGreen Fluorescent ProteinsHypothalamic HormonesImmunohistochemistryKisspeptinsMaleMelaninsMembrane PotentialsMiceMice, TransgenicMicroscopy, FluorescenceNeuronsPatch-Clamp TechniquesPeptide FragmentsPituitary HormonesReceptors, SomatostatinReproductionTime FactorsTumor Suppressor ProteinsVesicular Glutamate Transport Protein 2ConceptsInhibitory effectDirect postsynaptic effectGnRH-GFP neuronsMCH knockout miceMCH-immunoreactive fibersRole of MCHMelanin-concentrating hormone (MCH) systemMCH receptor antagonistsPatch-clamp recordingsMelanin-concentrating hormoneNegative energy balanceKisspeptin activationDrug abuse behaviorGnRH neuronsPostsynaptic effectsExcitatory effectsGABAergic neuronsTransgenic GFP miceImmunoreactive fibersReceptor antagonistCNS neuronsAntidepressant drugsBrain slicesFood restrictionKnockout miceGonadotropin inhibitory hormone inhibits basal forebrain vGluT2‐gonadotropin‐releasing hormone neurons via a direct postsynaptic mechanism
Wu M, Dumalska I, Morozova E, Van Den Pol AN, Alreja M. Gonadotropin inhibitory hormone inhibits basal forebrain vGluT2‐gonadotropin‐releasing hormone neurons via a direct postsynaptic mechanism. The Journal Of Physiology 2009, 587: 1401-1411. PMID: 19204051, PMCID: PMC2678216, DOI: 10.1113/jphysiol.2008.166447.Peer-Reviewed Original ResearchMeSH KeywordsAcetylcholineAnimalsFemaleGamma-Aminobutyric AcidGlutamate DecarboxylaseGlutamic AcidGlycoproteinsGonadotropin-Releasing HormoneGreen Fluorescent ProteinsImmunohistochemistryMaleMiceMice, TransgenicNeural InhibitionNeuronsNeuropeptidesPatch-Clamp TechniquesPotassiumProsencephalonRecombinant Fusion ProteinsSynaptic PotentialsSynaptic TransmissionTime FactorsVesicular Glutamate Transport Protein 2ConceptsGnIH/RFRPGonadotropin-inhibitory hormoneHormone neuronsGnRH neuronsGonadotropin releaseRFRP-3Inhibitory hormoneGonadotropin-releasing hormone (GnRH) neuronsAvian gonadotropin-inhibitory hormoneDirect postsynaptic mechanismGAD67-GFP miceVesicular glutamate transportersTarget brain regionsGABAergic neuronsGlutamate releasePostsynaptic mechanismsAnterior pituitaryBrain slicesMedian eminenceGlutamate transportersReproductive functionBrain regionsInhibitory actionElectrophysiological recordingsNeurons