2024
Impaired synaptic function and hyperexcitability of the pyramidal neurons in the prefrontal cortex of autism-associated Shank3 mutant dogs
Zhu F, Shi Q, Jiang Y, Zhang Y, Zhao H. Impaired synaptic function and hyperexcitability of the pyramidal neurons in the prefrontal cortex of autism-associated Shank3 mutant dogs. Molecular Autism 2024, 15: 9. PMID: 38297387, PMCID: PMC10829216, DOI: 10.1186/s13229-024-00587-4.Peer-Reviewed Original ResearchConceptsPrefrontal cortexPyramidal neuronsSHANK3 mutationsPrefrontal cortex neuronal activityPrefrontal cortex pyramidal neuronsSocial behaviorBrain slicesPrefrontal cortex's roleSynaptic transmissionPrefrontal cortex layersStudy social cognitionAutism spectrum disorderAutism-like behaviorsDendritic spine morphologyReduced dendritic complexitySocial cognitionSocial impairmentBehavioral alterationsNeural mechanismsExcitatory synaptic transmissionMutant rodent modelsHeightened anxietySpectrum disorderSpine densityImpaired synaptic function
2015
Parental origin impairment of synaptic functions and behaviors in cytoplasmic FMRP interacting protein 1 (Cyfip1) deficient mice
Chung L, Wang X, Zhu L, Towers AJ, Cao X, Kim IH, Jiang YH. Parental origin impairment of synaptic functions and behaviors in cytoplasmic FMRP interacting protein 1 (Cyfip1) deficient mice. Brain Research 2015, 1629: 340-350. PMID: 26474913, PMCID: PMC4744651, DOI: 10.1016/j.brainres.2015.10.015.Peer-Reviewed Original ResearchConceptsPrader-Willi syndromeClinical presentationClass ISynaptic transmissionExpression of CYFIP1Impaired synaptic transmissionRole of CYFIP1Breakpoint 2Severe clinical presentationLong-term depressionCued fear conditioningPaired-pulse facilitationZero-maze testHuman neuropsychiatric disordersClass II deletionsBreakpoints 1Neurological presentationAS patientsHippocampal CA1Deficient miceTerm depressionMaternal deficiencyPatientsHaploinsufficiency of Cyfip1Synaptic function
2013
Region‐specific impairments in striatal synaptic transmission and impaired instrumental learning in a mouse model of Angelman syndrome
Hayrapetyan V, Castro S, Sukharnikova T, Yu C, Cao X, Jiang YH, Yin HH. Region‐specific impairments in striatal synaptic transmission and impaired instrumental learning in a mouse model of Angelman syndrome. European Journal Of Neuroscience 2013, 39: 1018-1025. PMID: 24329862, PMCID: PMC5937017, DOI: 10.1111/ejn.12442.Peer-Reviewed Original ResearchConceptsDorsolateral striatumDorsomedial striatumMouse modelAngelman syndromeWhole-cell patch-clamp recordingsMiniature excitatory postsynaptic currentsRegion-specific impairmentsStriatal synaptic transmissionExcitatory postsynaptic currentsBasal ganglia pathologyPatch-clamp recordingsDeficient mouse modelUbe3a deficiencyWild-type controlsGlutamatergic transmissionPostsynaptic currentsBasal gangliaSynaptic transmissionInput nucleusMaternal deficiencyMotor tremorCorticostriatal circuitsMutant miceStriatumMice
2011
Synaptic dysfunction and abnormal behaviors in mice lacking major isoforms of Shank3
Wang X, McCoy PA, Rodriguiz RM, Pan Y, Je HS, Roberts AC, Kim CJ, Berrios J, Colvin JS, Bousquet-Moore D, Lorenzo I, Wu G, Weinberg RJ, Ehlers MD, Philpot BD, Beaudet AL, Wetsel WC, Jiang YH. Synaptic dysfunction and abnormal behaviors in mice lacking major isoforms of Shank3. Human Molecular Genetics 2011, 20: 3093-3108. PMID: 21558424, PMCID: PMC3131048, DOI: 10.1093/hmg/ddr212.Peer-Reviewed Original ResearchConceptsPostsynaptic densityMajor clinical featuresHomer1b/cRole of Shank3Activity-dependent redistributionAutism spectrum disorderLong-term potentiationHuman ASD patientsSynaptic scaffolding proteinsHomozygous mutant miceClinical featuresMajor isoformsSynaptic dysfunctionAbnormal social behaviorCA1 hippocampusMale miceCognitive dysfunctionSynaptic transmissionExcitatory synapsesDendritic spinesMotor coordinationAMPA receptorsBehavioral abnormalitiesSHANK3 mutationsSevere impairment
1998
Mutation of the Angelman Ubiquitin Ligase in Mice Causes Increased Cytoplasmic p53 and Deficits of Contextual Learning and Long-Term Potentiation
Jiang Y, Armstrong D, Albrecht U, Atkins C, Noebels J, Eichele G, Sweatt J, Beaudet A. Mutation of the Angelman Ubiquitin Ligase in Mice Causes Increased Cytoplasmic p53 and Deficits of Contextual Learning and Long-Term Potentiation. Neuron 1998, 21: 799-811. PMID: 9808466, DOI: 10.1016/s0896-6273(00)80596-6.Peer-Reviewed Original ResearchConceptsLong-term potentiationMaternal deficiencyAngelman syndromeNormal baseline synaptic transmissionBaseline synaptic transmissionE6-AP ubiquitinMotor dysfunctionSynaptic transmissionPhenotype of miceMice causesPotential biochemical basisPostmitotic neuronsLearning deficitsMiceDegradation of p53E6 proteinPotentiationP53Cytoplasmic p53UBE3ACytoplasmic abundanceDeficitsDeficiencyPhenotypeBiochemical basis