2021
Neuroanatomy of the GnRH/Kisspeptin System
Spergel D. Neuroanatomy of the GnRH/Kisspeptin System. Masterclass In Neuroendocrinology 2021, 12: 197-229. DOI: 10.1007/978-3-030-86630-3_8.ChaptersKisspeptin neuronsExtra-hypothalamic areasGonadotropin-releasing hormoneGnRH neuronsGnRH secretionHypothalamic GnRHViral tracingTransgenic miceKisspeptin systemNeuronsGnRHGreen fluorescent proteinAnatomical characterizationNeuroanatomyCurrent bodyDendritic zoneTissue clearingRatsAxonsMiceHormoneSecretionBiomarkers
2019
Modulation of Gonadotropin-Releasing Hormone Neuron Activity and Secretion in Mice by Non-peptide Neurotransmitters, Gasotransmitters, and Gliotransmitters
Spergel DJ. Modulation of Gonadotropin-Releasing Hormone Neuron Activity and Secretion in Mice by Non-peptide Neurotransmitters, Gasotransmitters, and Gliotransmitters. Frontiers In Endocrinology 2019, 10: 329. PMID: 31178828, PMCID: PMC6538683, DOI: 10.3389/fendo.2019.00329.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsGnRH neuron activityGnRH secretionNeuron activityNon-peptide neurotransmittersGnRH neuronsGonadotropin-Releasing Hormone Neuron ActivityMouse GnRH neuronsProstaglandin E2Central regulationAdult miceGliotransmittersMouse studiesNitric oxideSecretionNeurotransmittersDirect modulationMiceNeuronsGasotransmitterFurther explorationGonadotropinModulationActivityGABAPostnatal
2018
Neuropeptidergic modulation of GnRH neuronal activity and GnRH secretion controlling reproduction: insights from recent mouse studies
Spergel DJ. Neuropeptidergic modulation of GnRH neuronal activity and GnRH secretion controlling reproduction: insights from recent mouse studies. Cell And Tissue Research 2018, 375: 179-191. PMID: 30078104, DOI: 10.1007/s00441-018-2893-z.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsGnRH neuronsGnRH secretionGnRH neuronal activityGnRH neuronal firingRecent mouse studiesHormone secretionNeuronal activityNeuronal firingNeuropeptidergic modulationMouse studiesCognate receptorsNeuropeptidesNeuronsSecretionMammalian reproductionReproduction-related processesGonadotropinModulationMiceReceptors
2012
Kisspeptin Inhibits High-Voltage Activated Ca2+ Channels in GnRH Neurons via Multiple Ca2+ Influx and Release Pathways
Zhang XB, Spergel DJ. Kisspeptin Inhibits High-Voltage Activated Ca2+ Channels in GnRH Neurons via Multiple Ca2+ Influx and Release Pathways. Neuroendocrinology 2012, 96: 68-80. PMID: 22343183, DOI: 10.1159/000335985.Peer-Reviewed Original ResearchConceptsGnRH neuronsGnRH-green fluorescent protein transgenic miceG protein-coupled receptor 54Phospholipase C inhibitor edelfosineWhole-cell patch-clamp recordingsGonadotropin-releasing hormone (GnRH) secretionCanonical transient receptor potential (TRPC) channelsTransient receptor potential channelsRyR agonist caffeinePatch-clamp recordingsChelation of intracellularVGCC activityReceptor 54Kisspeptin-10Hormone secretionPeptide 234KP-10Antagonist caffeineBrain slicesSubsequent fertilityTransgenic miceTRPC channelsNeuronsDependent inhibitionCytoplasmic free
2009
Innervation of Gonadotropin-Releasing Hormone Neurons by Peptidergic Neurons Conveying Circadian or Energy Balance Information in the Mouse
Ward DR, Dear FM, Ward IA, Anderson SI, Spergel DJ, Smith PA, Ebling FJ. Innervation of Gonadotropin-Releasing Hormone Neurons by Peptidergic Neurons Conveying Circadian or Energy Balance Information in the Mouse. PLOS ONE 2009, 4: e5322. PMID: 19390688, PMCID: PMC2669176, DOI: 10.1371/journal.pone.0005322.Peer-Reviewed Original ResearchConceptsGnRH neuronsVasoactive intestinal peptidePeptidergic neuronsGonadotropin-Releasing Hormone NeuronsGnRH secretory systemVIP-IR fibersGonadotropin-releasing hormoneHypothalamic peptide systemsHormone neuronsBasal forebrainIntestinal peptideHypothalamic neuropeptidesPeptidergic fibersReproductive axisTransgenic miceModulatory inputsNeuronsCircadian timing informationPeptidergic signalsMetabolic statusMiceCircadian informationInnervationSignificant proportionPeptide system
1999
GABA- and Glutamate-Activated Channels in Green Fluorescent Protein-Tagged Gonadotropin-Releasing Hormone Neurons in Transgenic Mice
Spergel D, Krüth U, Hanley D, Sprengel R, Seeburg P. GABA- and Glutamate-Activated Channels in Green Fluorescent Protein-Tagged Gonadotropin-Releasing Hormone Neurons in Transgenic Mice. Journal Of Neuroscience 1999, 19: 2037-2050. PMID: 10066257, PMCID: PMC6782541, DOI: 10.1523/jneurosci.19-06-02037.1999.Peer-Reviewed Original ResearchConceptsGnRH neuronsPreoptic areaNucleated patchesWhole-cell recordingsApplication of GABANMDA receptor channelsGanglion terminaleHormone neuronsOrganum vasculosumSeptal nucleusDiagonal bandLamina terminalisNeuronal somataAxon terminalsOlfactory bulbMedian eminenceTransgenic miceFiring patternsNeuronsNeuronal dendritesReceptor channelsGABAGreen fluorescent proteinL-glutamateAMPA
1995
L-Type Ca2+ Channels Mediate Joint Modulation by Gamma-Amino-butyric Acid and Glutamate of [Ca2+]i and Neuropeptide Secretion in Immortalized Gonadodropin-Releasing Hormone Neurons
Spergel D, Krsmanovic L, Stojilkovic S, Catt K. L-Type Ca2+ Channels Mediate Joint Modulation by Gamma-Amino-butyric Acid and Glutamate of [Ca2+]i and Neuropeptide Secretion in Immortalized Gonadodropin-Releasing Hormone Neurons. Neuroendocrinology 1995, 61: 499-508. PMID: 7617127, DOI: 10.1159/000126873.Peer-Reviewed Original ResearchConceptsGamma-aminobutyric acidReceptor antagonistReceptor agonistSecretory responseGonadotropin-releasing hormone (GnRH) secretionGlutamate-induced Ca2GnRH secretory responseImmortalized GnRH neuronsGABAB receptor antagonistGABAA receptor antagonistGABAB receptor agonistGABAA receptor agonistL-type Ca2GT1-7 neuronsHormone neuronsGnRH neuronsRole of calciumHormone secretionGamma-AminoNeuropeptide secretionAgonist concentrationsCytoplasmic calciumNeuronsFree mediumGlutamate
1994
Gonadotropin-releasing hormone neurons Intrinsic pulsatility and receptor-mediated regulation
Stojilkovic S, Krsmanovic L, Spergel D, Catt K. Gonadotropin-releasing hormone neurons Intrinsic pulsatility and receptor-mediated regulation. Trends In Endocrinology And Metabolism 1994, 5: 201-209. PMID: 18407209, DOI: 10.1016/1043-2760(94)90078-7.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsGnRH neuronsGonadotropin-releasing hormone releaseImmortalized GnRH neuronsIndividual GnRH neuronsGnRH pulse generatorPulse generator activityReceptor-mediated regulationGnRH releaseSynaptic contactsHormone releasePulsatile patternGenerator activityNeuronsEpisodic patternSecretory mechanismCell typesPulse generatorEndothelinGnRHGonadotropinHypothalamusAgonistsCatecholaminesGABAPulsatility4 Calcium Signaling and Episodic Secretory Responses of GnRH Neurons
Stojilkovic S, Krsmanovic L, Spergel D, Tomic M, Catt K. 4 Calcium Signaling and Episodic Secretory Responses of GnRH Neurons. International Review Of Neurobiology 1994, 20: 68-84. DOI: 10.1016/b978-0-12-185289-4.50010-3.ChaptersBasal GnRH releaseGnRH releaseGnRH neuronsMammalian gonadotropin-releasing hormoneGnRH pulse generatorPulsatile GnRH releaseGonadotropin-releasing hormoneIntracellular calcium concentrationRelease of neurotransmittersGnRH cellsHypothalamic neuronsPreoptic areaSecretory responseMediobasal hypothalamusHypothalamic tissuePortal vesselsPresynaptic terminalsCalcium concentrationNeuronsCalcium signalingPulsatile natureCellsReleaseSynchronized patternHypothalamus