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
2013
Perturbed neural activity disrupts cerebral angiogenesis during a postnatal critical period
Whiteus C, Freitas C, Grutzendler J. Perturbed neural activity disrupts cerebral angiogenesis during a postnatal critical period. Nature 2013, 505: 407-411. PMID: 24305053, PMCID: PMC3947100, DOI: 10.1038/nature12821.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, NewbornBlood VesselsCapillariesCell ProliferationCerebral CortexCerebrovascular CirculationDendritic SpinesEndothelial CellsFemaleHypoxia, BrainInterneuronsMaleMiceMicrocirculationNeovascularization, PathologicNeovascularization, PhysiologicNeurogliaNeuronsNG-Nitroarginine Methyl EsterNitric OxideNitric Oxide SynthaseOxygenSignal TransductionTime FactorsVibrissae
2011
Transcranial Two-Photon Imaging of the Living Mouse Brain
Grutzendler J, Yang G, Pan F, Parkhurst CN, Gan WB. Transcranial Two-Photon Imaging of the Living Mouse Brain. Cold Spring Harbor Protocols 2011, 2011: pdb.prot065474. PMID: 21880826, PMCID: PMC4641516, DOI: 10.1101/pdb.prot065474.Peer-Reviewed Original ResearchConceptsMouse brainAxonal varicositiesSurgical proceduresDendritic spinesSide effectsBrain cellsTwo-photon imagingInvasive methodBlood vesselsSame animalsPathological conditionsTwo-photon microscopyIntact skullBrainTranscranialImagingMicrogliaSurgeryVaricositiesImaging methodNeuronsLong time intervalsSpine
2004
Age‐associated synapse elimination in mouse parasympathetic ganglia
Coggan JS, Grutzendler J, Bishop DL, Cook MR, Gan W, Heym J, Lichtman JW. Age‐associated synapse elimination in mouse parasympathetic ganglia. Developmental Neurobiology 2004, 60: 214-226. PMID: 15266652, DOI: 10.1002/neu.20022.Peer-Reviewed Original ResearchConceptsSynapse eliminationExcitatory postsynaptic potential amplitudeSubmandibular ganglion neuronsPostsynaptic potential amplitudeNumber of synapsesMonths of ageMammalian nervous systemAge-related changesMiniature EPSPsSMG neuronsSynapse efficacyParasympathetic gangliaGanglion neuronsEPSP amplitudeSynaptic contactsSynaptic transmissionSynaptic inputsAged animalsPotential amplitudeNervous systemSynaptic boutonsAxonal processesNeuronsOld animalsPostsynaptic membrane
2001
Two modes of radial migration in early development of the cerebral cortex
Nadarajah B, Brunstrom J, Grutzendler J, Wong R, Pearlman A. Two modes of radial migration in early development of the cerebral cortex. Nature Neuroscience 2001, 4: 143-150. PMID: 11175874, DOI: 10.1038/83967.Peer-Reviewed Original ResearchConceptsCerebral cortexAcute cortical slicesCertain genetic mutationsFinal laminar positionSite of originMovement of neuronsCortical slicesCortical neuronsRadial migrationCortical developmentLaminar positionSomal translocationGenetic mutationsCell-type specificDifferential effectsEarly ageCortexNeuronsMarginal zoneLeading processCellsTranslocationEarly developmentTime-lapse imaging
2000
Multicolor “DiOlistic” Labeling of the Nervous System Using Lipophilic Dye Combinations
Gan W, Grutzendler J, Wong W, Wong R, Lichtman J. Multicolor “DiOlistic” Labeling of the Nervous System Using Lipophilic Dye Combinations. Neuron 2000, 27: 219-225. PMID: 10985343, DOI: 10.1016/s0896-6273(00)00031-3.Peer-Reviewed Original ResearchConceptsNervous systemGolgi-like labelingNormal synaptic responsesComplex neuronal networksDendritic remodelingSynaptic responsesNeuronal preparationsNeuronal connectivityNeuronal circuitsIndividual neuronsNeuronsDye-coated particlesGene gunNeuronal networksStructural plasticityLipophilic dyeCellsGliaDiOlisticsLabeling