2021
An increase in VGF expression through a rapid, transcription-independent, autofeedback mechanism improves cognitive function
Lin W, Zhao Y, Li Z, Zheng S, Zou J, Warren N, Bali P, Wu J, Xing M, Jiang C, Tang Y, Salton S, Ye X. An increase in VGF expression through a rapid, transcription-independent, autofeedback mechanism improves cognitive function. Translational Psychiatry 2021, 11: 383. PMID: 34238925, PMCID: PMC8266826, DOI: 10.1038/s41398-021-01489-2.Peer-Reviewed Original ResearchConceptsDense-core vesiclesTLQP-62VGF-derived peptide TLQP-62Cognitive functionGranin familyDepression-like behaviorRelease of neuropeptidesGranin proteinsHippocampus-dependent learningCultured primary neuronsLuciferase-based reporter assayGranin family proteinsTranscription-independent inductionNeuronal activationMood disordersAutofeedback mechanismNeuronal activityPrimary neuronsVGF expressionMice exhibitMood stabilityAlzheimer's diseaseBrain tissueMRNA expressionNeurodegenerative diseases
2018
VGF and its C-terminal peptide TLQP-62 in ventromedial prefrontal cortex regulate depression-related behaviors and the response to ketamine
Jiang C, Lin WJ, Labonté B, Tamminga CA, Turecki G, Nestler EJ, Russo SJ, Salton SR. VGF and its C-terminal peptide TLQP-62 in ventromedial prefrontal cortex regulate depression-related behaviors and the response to ketamine. Neuropsychopharmacology 2018, 44: 971-981. PMID: 30504797, PMCID: PMC6462025, DOI: 10.1038/s41386-018-0277-4.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntidepressive AgentsBehavior, AnimalBrain-Derived Neurotrophic FactorDepressionDepressive Disorder, MajorDisease Models, AnimalDisease SusceptibilityFemaleHumansKetamineMaleMiceMice, 129 StrainMice, Inbred C57BLMice, TransgenicNerve Growth FactorsNeuropeptidesPeptidesPrefrontal CortexStress, PsychologicalConceptsChronic restraint stressMajor depressive disorderAntidepressant efficacyAntidepressant responseVentromedial prefrontal cortexPrefrontal cortexAntidepressant drug treatmentKetamine's antidepressant efficacyAntidepressant-like effectsDepression-related behaviorsBrodmann area 25Neuropeptide precursor VGFChannel-mediated Ca2Underlying molecular pathwaysTLQP-62Vgf knockdownVGF levelsBDNF expressionMDD patientsRestraint stressDepressive disorderFunctional deficitsDrug treatmentBehavioral deficitsNucleus accumbensRole of a VGF/BDNF/TrkB Autoregulatory Feedback Loop in Rapid-Acting Antidepressant Efficacy
Jiang C, Lin WJ, Salton SR. Role of a VGF/BDNF/TrkB Autoregulatory Feedback Loop in Rapid-Acting Antidepressant Efficacy. Journal Of Molecular Neuroscience 2018, 68: 504-509. PMID: 30022437, PMCID: PMC6338529, DOI: 10.1007/s12031-018-1124-0.Peer-Reviewed Original ResearchConceptsBrain-derived neurotrophic factorRapid-acting antidepressantsTLQP-62Antidepressant efficacyReceptor activationN-methyl-D-aspartate receptorsParticular brain-derived neurotrophic factorIsoxazolepropionic acid receptor (AMPAR) activationBDNF/TrkBDepression-like behaviorRapid antidepressant actionsIntra-hippocampal administrationAMPA receptor activationExpression of VGFChemical antidepressantsAntidepressant actionBDNF expressionSustained efficacyNeurotrophic factorNeurotrophin familySwim testVoluntary exerciseMTOR pathwayMTOR activationAntidepressants
2015
VGF and Its C-Terminal Peptide TLQP-62 Regulate Memory Formation in Hippocampus via a BDNF-TrkB-Dependent Mechanism
Lin WJ, Jiang C, Sadahiro M, Bozdagi O, Vulchanova L, Alberini CM, Salton SR. VGF and Its C-Terminal Peptide TLQP-62 Regulate Memory Formation in Hippocampus via a BDNF-TrkB-Dependent Mechanism. Journal Of Neuroscience 2015, 35: 10343-10356. PMID: 26180209, PMCID: PMC4502270, DOI: 10.1523/jneurosci.0584-15.2015.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAvoidance LearningBrainBrain-Derived Neurotrophic FactorConditioning, PsychologicalDown-RegulationEnzyme ActivatorsEnzyme InhibitorsExcitatory Postsynaptic PotentialsFlavanonesGreen Fluorescent ProteinsIn Vitro TechniquesMaleMemoryMiceMice, Inbred C57BLMice, TransgenicNerve Growth FactorsNeuronsNeuropeptidesPeptidesRatsRats, Long-EvansReceptor, trkBConceptsVGF-derived peptide TLQP-62BDNF-TrkB signalingTrkB receptor signalingTLQP-62BDNF-TrkBHippocampal memory consolidationMemory formationVGF expressionActivity-dependent BDNF secretionMemory consolidationReceptor signalingLong-term memory formationSecretion of BDNFBDNF/TrkBAlternative treatment modalitySynaptic plasticity markersHippocampal slice preparationAdult mouse hippocampusExpression of VGFImpaired fear memoryImpairs memory formationSubsequent CREB phosphorylationBDNF secretionFear memory formationTrkB receptorsRole of VGF-Derived Carboxy-Terminal Peptides in Energy Balance and Reproduction: Analysis of “Humanized” Knockin Mice Expressing Full-Length or Truncated VGF
Sadahiro M, Erickson C, Lin WJ, Shin AC, Razzoli M, Jiang C, Fargali S, Gurney A, Kelley KA, Buettner C, Bartolomucci A, Salton SR. Role of VGF-Derived Carboxy-Terminal Peptides in Energy Balance and Reproduction: Analysis of “Humanized” Knockin Mice Expressing Full-Length or Truncated VGF. Endocrinology 2015, 156: 1724-1738. PMID: 25675362, PMCID: PMC4398760, DOI: 10.1210/en.2014-1826.Peer-Reviewed Original ResearchConceptsEnergy expenditureRole of VGFWild-type miceKnockin mouse modelGlucose toleranceFemale miceGlucose homeostasisMouse modelBody weightReproductive functionKnockin miceVGF peptidesMiceVGF proteinMetabolic phenotypeInfertile miceSingle nucleotide polymorphismsFat storageTerminal peptidesTargeted deletionCarboxy-terminal peptideVGFObesityCritical regulatorC-terminal region