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
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 receptors