2017
Endothelial HIF-1α Enables Hypothalamic Glucose Uptake to Drive POMC Neurons
Varela L, Suyama S, Huang Y, Shanabrough M, Tschöp M, Gao XB, Giordano FJ, Horvath TL. Endothelial HIF-1α Enables Hypothalamic Glucose Uptake to Drive POMC Neurons. Diabetes 2017, 66: db161106. PMID: 28292966, PMCID: PMC5440016, DOI: 10.2337/db16-1106.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBehavior, AnimalBlotting, WesternEndotheliumEnergy MetabolismFood DeprivationGene Knockdown TechniquesGlucoseHyperphagiaHypothalamusHypoxia-Inducible Factor 1, alpha SubunitImmunohistochemistryMiceMicroscopy, ElectronMitochondriaNeuronsPatch-Clamp TechniquesPro-OpiomelanocortinReal-Time Polymerase Chain ReactionConceptsPOMC neuronsGlucose uptakePOMC neuronal activityHypothalamic proopiomelanocortin (POMC) neuronsHypoxia-inducible factor-1αProopiomelanocortin neuronsVascular impairmentGlucose administrationMetabolic disordersNeuronal activityMetabolic environmentFactor-1αImpaired functioningEndothelial cellsNeuronsFood deprivationVivoCentral controlHypothalamusMiceAdministrationUptakeImpairment
2003
Coenzyme Q Induces Nigral Mitochondrial Uncoupling and Prevents Dopamine Cell Loss in a Primate Model of Parkinson’s Disease
Horvath TL, Diano S, Leranth C, Garcia-Segura LM, Cowley MA, Shanabrough M, Elsworth JD, Sotonyi P, Roth RH, Dietrich EH, Matthews RT, Barnstable CJ, Redmond DE. Coenzyme Q Induces Nigral Mitochondrial Uncoupling and Prevents Dopamine Cell Loss in a Primate Model of Parkinson’s Disease. Endocrinology 2003, 144: 2757-2760. PMID: 12810526, DOI: 10.1210/en.2003-0163.Peer-Reviewed Original ResearchConceptsDopamine cell lossParkinson's diseaseCell lossShort-term oral administrationMitochondrial uncouplingSubstantia nigraDopamine neuronsTetrahydropyridine (MPTP) administrationCoenzyme QPrimate modelOral administrationDiseaseOxidative stressState 4 respirationMitochondrial uncoupling proteinAdministrationUncoupling proteinUncouplingNeuronsNigraTetrahydropyridine
2001
A GABA-neuropeptide Y (NPY) interplay in LH release
Horvath T, Pu S, Dube M, Diano S, Kalra S. A GABA-neuropeptide Y (NPY) interplay in LH release. Peptides 2001, 22: 473-481. PMID: 11287104, DOI: 10.1016/s0196-9781(01)00343-6.Peer-Reviewed Original ResearchConceptsGamma-amino butyric acidLH releaseNeurotransmitter/neuromodulatorExcitatory effectsArcuate nucleusReceptor agonistInhibitory gamma-amino butyric acidY4 receptor agonistRelease of LHImmunoreactive axon terminalsRat brain sectionsDose-dependent mannerOvarian steroidsOvariectomized ratsAxon terminalsBrain sectionsPrimary siteNPYMorphological findingsCyclic releaseAgonistsLHNeuromodulatorsRatsAdministration