2021
Intravital Imaging of Neocortical Heterotopia Reveals Aberrant Axonal Pathfinding and Myelination around Ectopic Neurons
Li AM, Hill RA, Grutzendler J. Intravital Imaging of Neocortical Heterotopia Reveals Aberrant Axonal Pathfinding and Myelination around Ectopic Neurons. Cerebral Cortex 2021, 31: 4340-4356. PMID: 33877363, PMCID: PMC8328209, DOI: 10.1093/cercor/bhab090.Peer-Reviewed Original ResearchConceptsNeuronal clustersEarly postnatal developmentVivo calcium imagingEctopic neuronal clustersAxonal patternNeocortical heterotopiaHeterotopic neuronsCortical heterotopiaHeterotopia formationEctopic neuronsAnimal modelsTractable animal modelPostnatal developmentCalcium imagingBrain regionsInducible modelIntravital imagingNeuronsAxonal pathfindingAberrant patternsHeterotopiaMyelinationAxon guidanceCognitive disabilitiesLive mice
2019
Dynamic DNA methylation changes in the maternal oxytocin gene locus (OXT) during pregnancy predict postpartum maternal intrusiveness
Toepfer P, O'Donnell KJ, Entringer S, Garg E, Heim CM, Lin DTS, MacIsaac JL, Kobor MS, Meaney MJ, Provençal N, Binder EB, Wadhwa PD, Buss C. Dynamic DNA methylation changes in the maternal oxytocin gene locus (OXT) during pregnancy predict postpartum maternal intrusiveness. Psychoneuroendocrinology 2019, 103: 156-162. PMID: 30690225, PMCID: PMC6554513, DOI: 10.1016/j.psyneuen.2019.01.013.Peer-Reviewed Original ResearchConceptsLate pregnancyMaternal behaviorMonths postpartumEarly postnatal developmentNovel potential biomarkersRace/ethnicityPregnancy inducesPeripheral bloodPregnancyMother-child dyadsPostnatal maternal behaviourPostnatal developmentPotential biomarkersSteroid hormonesDNA methylationSocioeconomic statusWhole bloodPromoter DNA methylationMother-child interactionPostpartumBloodDNA methylation changesOxytocinDNAm trajectoriesMaternal intrusivenessEmergence of preconfigured and plastic time-compressed sequences in early postnatal development
Farooq U, Dragoi G. Emergence of preconfigured and plastic time-compressed sequences in early postnatal development. Science 2019, 363: 168-173. PMID: 30630930, PMCID: PMC6794005, DOI: 10.1126/science.aav0502.Peer-Reviewed Original ResearchConceptsCritical cognitive functionsEpisodic memory formationHippocampal neuronal ensemblesMemory episodesCognitive functionMemory formationPostnatal week 4Postnatal week 3Neuronal ensemblesEarly postnatal developmentElectrophysiological activityNaïve ratsWeek 4Hippocampal neuronsPostnatal developmentWeek 3Eye openingFirst dayEncodingSequential patternsLinear environmentSleepReplayRat NaV1.7 loss-of-function genetic model: Deficient nociceptive and neuropathic pain behavior with retained olfactory function and intra-epidermal nerve fibers
Grubinska B, Chen L, Alsaloum M, Rampal N, Matson D, Yang C, Taborn K, Zhang M, Youngblood B, Liu D, Galbreath E, Allred S, Lepherd M, Ferrando R, Kornecook T, Lehto S, Waxman S, Moyer B, Dib-Hajj S, Gingras J. Rat NaV1.7 loss-of-function genetic model: Deficient nociceptive and neuropathic pain behavior with retained olfactory function and intra-epidermal nerve fibers. Molecular Pain 2019, 15: 1744806919881846. PMID: 31550995, PMCID: PMC6831982, DOI: 10.1177/1744806919881846.Peer-Reviewed Original ResearchConceptsOlfactory functionNav1.7 proteinPain behaviorPain responseRat modelSmall-diameter dorsal root ganglion neuronsNormal intraepidermal nerve fibre densityIntraepidermal nerve fiber densityIntra-epidermal nerve fibersDorsal root ganglion neuronsNeuropathic pain behaviorsNeuropathic pain responsesSpinal nerve ligationNerve fiber densityDorsal root gangliaAction potential firingPeripheral nervous systemEarly postnatal developmentGenetic animal modelsNav1.7 lossNerve ligationPain targetsNeuropathic conditionsGanglion neuronsRoot ganglia
2012
Postnatal characterization of cells in the accessory olfactory bulb of wild type and reeler mice
Martín-López E, Corona R, López-Mascaraque L. Postnatal characterization of cells in the accessory olfactory bulb of wild type and reeler mice. Frontiers In Neuroanatomy 2012, 6: 15. PMID: 22661929, PMCID: PMC3357593, DOI: 10.3389/fnana.2012.00015.Peer-Reviewed Original ResearchAccessory olfactory bulbOlfactory bulbReeler miceCell phenotypeAdaptor protein Dab1Early postnatal developmentGranular cell layerOlfactory systemAccessory olfactory systemGlial cell typesMain olfactory systemWT miceReelin deficiencyGlial markersGranular neuronsPostnatal developmentLearning deficitsMiceCell layerFirst relayCell typesEarly embryonic stagesBulbPhenotypeGenetic background
2010
Cortico-Thalamic Connectivity is Vulnerable to Nicotine Exposure During Early Postnatal Development through α4/β2/α5 Nicotinic Acetylcholine Receptors
Heath CJ, King SL, Gotti C, Marks MJ, Picciotto MR. Cortico-Thalamic Connectivity is Vulnerable to Nicotine Exposure During Early Postnatal Development through α4/β2/α5 Nicotinic Acetylcholine Receptors. Neuropsychopharmacology 2010, 35: 2324-2338. PMID: 20736992, PMCID: PMC2955839, DOI: 10.1038/npp.2010.130.Peer-Reviewed Original ResearchConceptsDevelopmental nicotine exposureNicotine exposureNicotinic acetylcholine receptorsAcetylcholine receptorsΑ5 nicotinic acetylcholine receptorConstituents of smokeEarly post-natal periodPrimary addictive componentΑ5 nAChR subunitTobacco smoke exposureCortico-thalamic connectivityPost-natal periodEarly postnatal developmentPassive avoidance behaviorCorticothalamic neuronsAddictive componentCorticothalamic projectionsSmoke exposureReceptor subtypesNAChR subtypesDevelopmental exposureMouse modelNeurodevelopmental periodAnimal modelsBehavioral alterationsAstroglial cells in the external granular layer are precursors of cerebellar granule neurons in neonates
Silbereis J, Heintz T, Taylor MM, Ganat Y, Ment LR, Bordey A, Vaccarino F. Astroglial cells in the external granular layer are precursors of cerebellar granule neurons in neonates. Molecular And Cellular Neuroscience 2010, 44: 362-373. PMID: 20470892, PMCID: PMC2900521, DOI: 10.1016/j.mcn.2010.05.001.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, NewbornAstrocytesBasic Helix-Loop-Helix Transcription Factorsbeta-GalactosidaseCell LineageCerebellumGenes, ReporterGlial Fibrillary Acidic ProteinGreen Fluorescent ProteinsIntegrasesMiceMice, Inbred C57BLMice, TransgenicNeurogenesisNeuronsPromoter Regions, GeneticStem CellsTime FactorsConceptsExternal granule cell layerGranule cell precursorsInternal granule cell layerGranule cell layerGranule cellsRhombic lipAstroglial cellsProtein expression profilesGlial fibrillary acidic protein promoterCerebellar granule cell precursorsHuman glial fibrillary acidic protein promoterEmbryonic rhombic lipInducible Cre recombinaseNeuronal progenitor cellsReporter proteinFirst postnatal weekNeural stem cell markersLate embryogenesisCellular plasticityImmature granule cellsEarly postnatal developmentCell layerReporter geneCerebellar granule neuronsStem cell markers
1997
Postnatal Development of Ionic Currents in Rat Hippocampal Astrocytes In Situ
Bordey A, Sontheimer H. Postnatal Development of Ionic Currents in Rat Hippocampal Astrocytes In Situ. Journal Of Neurophysiology 1997, 78: 461-477. PMID: 9242294, DOI: 10.1152/jn.1997.78.1.461.Peer-Reviewed Original ResearchConceptsHippocampal astrocytesPostnatal developmentCurrent sensitiveGlial cellsWhole-cell patch-clamp recordingsCell patch-clamp recordingsVoltage-activated sodium currentsGlial fibrillary acidic proteinRat hippocampal slicesRat hippocampal astrocytesFibrillary acidic proteinPatch-clamp recordingsOutward potassium currentEarly postnatal developmentIon channel expressionPercentage of cellsSteady-state activationStrong inward rectificationStratum radiatumHippocampal slicesCA1 regionDevelopmental changesPotassium currentChannel expressionEmbryonic ratsPMP‐22 expression in the central nervous system of the embryonic mouse defines potential transverse segments and longitudinal columns
Parmantier E, Braun C, Thomas J, Peyron F, Martinez S, Zalc B. PMP‐22 expression in the central nervous system of the embryonic mouse defines potential transverse segments and longitudinal columns. The Journal Of Comparative Neurology 1997, 378: 159-172. PMID: 9120057, DOI: 10.1002/(sici)1096-9861(19970210)378:2<159::aid-cne1>3.0.co;2-2.Peer-Reviewed Original ResearchConceptsCentral nervous systemCranial nerve motor nucleiSpinal cordPMP-22Motor nucleusNervous systemVentricular zoneCaudo-rostral axisPeripheral nervous system myelinEarly postnatal developmentRostro-caudal gradientVentral spinal cordPostnatal developmentCordMesencephalonEmbryonic miceEmbryonic daySystem myelinMotoneuronsLongitudinal columnsTransverse segmentsProsencephalonRoof plateForebrain organizationExpressionSilent Synapses during Development of Thalamocortical Inputs
Isaac J, Crair M, Nicoll R, Malenka R. Silent Synapses during Development of Thalamocortical Inputs. Neuron 1997, 18: 269-280. PMID: 9052797, DOI: 10.1016/s0896-6273(00)80267-6.Peer-Reviewed Original ResearchConceptsLong-term potentiationThalamocortical synapsesThalamocortical inputsSilent synapsesFunctional synapsesPostnatal day 8Rat somatosensory cortexActivity-dependent mechanismsActivity-dependent increaseEarly postnatal developmentSomatosensory cortexPostsynaptic activityTopographical projectionDay 8Postnatal developmentSynaptic connectionsSynaptic strengthSynapsesCortexSignificant proportionThalamusEarly developmentPotentiation
1996
Transient compartmental expression of a family of protein tyrosine phosphatases in the developing striatum
Raghunathan A, Matthews G, Lombroso P, Naegele J. Transient compartmental expression of a family of protein tyrosine phosphatases in the developing striatum. Brain Research 1996, 91: 190-199. PMID: 8852369, DOI: 10.1016/0165-3806(95)00176-x.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBlotting, NorthernBlotting, WesternCalbindinsCell CountDopamine and cAMP-Regulated Phosphoprotein 32Enzyme InhibitorsFemaleGene Expression Regulation, DevelopmentalIsoenzymesNeostriatumNerve Tissue ProteinsNeuronsPhosphoproteinsPostpartum PeriodPregnancyProtein Tyrosine PhosphatasesRatsRats, Inbred StrainsS100 Calcium Binding Protein GSubstance PSubstantia NigraTime FactorsTranscription, GeneticConceptsPatch neuronsPostnatal weekTwo-color immunofluorescent stainingTyrosine hydroxylase-immunoreactive fibersDopaminoceptive brain regionsCalbindin-positive neuronsHydroxylase-immunoreactive fibersStriatum of ratsDopamine islandsPostnatal day 1Most striatal neuronsFirst postnatal weekEarly postnatal developmentMatrix neuronsStriatal afferentsStriatal neuronsImmunoreactive fibersSubstance PLateral striatumDay 1StriatumPostnatal developmentBrain regionsNeuronsCompartmental expression
1994
Developmental changes in electrophysiological properties of LGNd neurons during reorganization of retinogeniculate connections
Ramoa A, McCormick D. Developmental changes in electrophysiological properties of LGNd neurons during reorganization of retinogeniculate connections. Journal Of Neuroscience 1994, 14: 2089-2097. PMID: 8158259, PMCID: PMC6577110, DOI: 10.1523/jneurosci.14-04-02089.1994.Peer-Reviewed Original ResearchConceptsLGNd neuronsImmature neuronsAction potentialsElectrophysiological propertiesLittle spike frequency adaptationDependent action potentialsAction potential activityEarly postnatal lifeWhole-cell recordingsEarly postnatal developmentPatch-clamp techniqueSpike frequency adaptationHigh input resistanceDorsal LGNImmature synapsesCritical developmental periodRetinogeniculate connectionsMembrane potentialPostnatal weekIntracellular injectionPostnatal lifePostnatal developmentNeuronsInput resistanceFrequency adaptation
1985
Rat optic nerve: Disruption of gliogenesis with 5-azacytidine during early postnatal development
Ransom B, Yamate C, Black J, Waxman S. Rat optic nerve: Disruption of gliogenesis with 5-azacytidine during early postnatal development. Brain Research 1985, 337: 41-49. PMID: 2408709, DOI: 10.1016/0006-8993(85)91607-5.Peer-Reviewed Original ResearchConceptsOptic nerveGlial cellsOptic nerve axonsRat optic nerveCompound action potentialEarly postnatal developmentDays of ageOlder nervesNeonatal treatmentBrain extracellular spaceNeuroglial interactionsElectrophysiological studiesNervePostnatal developmentAction potentialsNerve axonsExcitability propertiesMarked reductionMyelin formationGliogenesisMitotic inhibitorsIonic homeostasisExtracellular spaceAgeAnimals
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