Christopher A Baker, PhD
Associate Research ScientistCards
About
Research
Publications
Featured Publications
Cellular resolution circuit mapping with temporal-focused excitation of soma-targeted channelrhodopsin.
Baker CA, Elyada YM, Parra A, Bolton MM. Cellular resolution circuit mapping with temporal-focused excitation of soma-targeted channelrhodopsin. ELife 2016, 5 PMID: 27525487, PMCID: PMC5001837, DOI: 10.7554/eLife.14193.Peer-Reviewed Original ResearchSparse recurrent excitatory connectivity in the microcircuit of the adult mouse and human cortex
Seeman SC, Campagnola L, Davoudian PA, Hoggarth A, Hage TA, Bosma-Moody A, Baker CA, Lee JH, Mihalas S, Teeter C, Ko AL, Ojemann JG, Gwinn RP, Silbergeld DL, Cobbs C, Phillips J, Lein E, Murphy G, Koch C, Zeng H, Jarsky T. Sparse recurrent excitatory connectivity in the microcircuit of the adult mouse and human cortex. ELife 2018, 7: e37349. PMID: 30256194, PMCID: PMC6158007, DOI: 10.7554/elife.37349.Peer-Reviewed Original ResearchConceptsRecurrent excitatory connectivityExcitatory connectivityAdult mouse primary visual cortexMouse primary visual cortexHuman cortexLayer 2/3 neuronsClasses of neuronsPrimary visual cortexShort-term depressionBody of evidenceExcitatory neuronsAdult miceVisual cortexSynaptic signalingTwo-photon optogeneticsCell classesCortical networksCortical microcircuitsCortexNeuronsFuture studiesMiceMicrocircuitsSynapsesSynaptic connectivity to L2/3 of primary visual cortex measured by two-photon optogenetic stimulation.
Hage TA, Bosma-Moody A, Baker CA, Kratz MB, Campagnola L, Jarsky T, Zeng H, Murphy GJ. Synaptic connectivity to L2/3 of primary visual cortex measured by two-photon optogenetic stimulation. Elife 2022, 11 PMID: 35060903, DOI: 10.7554/eLife.71103.Peer-Reviewed Original ResearchPaclitaxel effects on axonal localization and vesicular trafficking of NaV1.8
Baker C, Tyagi S, Higerd-Rusli G, Liu S, Zhao P, Dib-Hajj F, Waxman S, Dib-Hajj S. Paclitaxel effects on axonal localization and vesicular trafficking of NaV1.8. Frontiers In Molecular Neuroscience 2023, 16: 1130123. PMID: 36860665, PMCID: PMC9970094, DOI: 10.3389/fnmol.2023.1130123.Peer-Reviewed Original ResearchChemotherapy-induced peripheral neuropathyDorsal root gangliaPTX treatmentDRG axonsEffect of paclitaxelVoltage-gated sodium channel NaPain syndromePeripheral neuropathyDRG neuronsSodium channel NaRoot gangliaCell cycle arrestNeuronal somataSensory neuronsSide effectsTherapeutic targetingTumor growthPaclitaxel effectAntineoplastic agentsAxonal localizationPaclitaxelNumber of NaAxonal compartmentAxonsChannel NaUnique inflammatory RNA profiles of microglia in Creutzfeldt–Jakob disease
Baker CA, Manuelidis L. Unique inflammatory RNA profiles of microglia in Creutzfeldt–Jakob disease. Proceedings Of The National Academy Of Sciences Of The United States Of America 2003, 100: 675-679. PMID: 12525699, PMCID: PMC141055, DOI: 10.1073/pnas.0237313100.Peer-Reviewed Original ResearchConceptsCreutzfeldt-Jakob diseaseMyeloid cellsUninfected microgliaInflammatory pathwaysMicroglial cellsIFN-gammaInflammatory stimuliMicrogliaInflammatory genesProtein pathologyInfectious agentsPreclinical diagnosisNeurodegenerative diseasesTransmissible spongiformDiseaseBrainPrP amyloidRNA profilesExpression profilesCellsCDNA arraysPrevious studiesInfectionDiagnosisPathology
2024
Real-time imaging of axonal membrane protein life cycles
Tyagi S, Higerd-Rusli G, Akin E, Baker C, Liu S, Dib-Hajj F, Waxman S, Dib-Hajj S. Real-time imaging of axonal membrane protein life cycles. Nature Protocols 2024, 19: 2771-2802. PMID: 38831222, DOI: 10.1038/s41596-024-00997-x.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsMembrane proteinsRecycling of membrane proteinsProtein subcellular localizationMembrane protein homeostasisMembrane protein traffickingEngineered membrane proteinsMultiple membrane proteinsSelf-labeling tagsCell culturesProtein traffickingProtein tagsSubcellular localizationProtein homeostasisSpatiotemporal regulationCellular processesMultiple proteinsSubcellular distributionVesicular packagingThroughput mannerProteinNeuronal compartmentsDistal axonsProtein spatial organizationFluorescent labelingNeuronal culturesBeyond antiviral: role of IFN-I in brain development
Baker C, Iwasaki A. Beyond antiviral: role of IFN-I in brain development. Trends In Immunology 2024, 45: 322-324. PMID: 38644134, DOI: 10.1016/j.it.2024.04.004.Commentaries, Editorials and LettersSpying on specific splicing in spinal nerve injury.
Baker CA. Spying on specific splicing in spinal nerve injury. Neurotherapeutics 2024, 21: e00315. PMID: 38216398, DOI: 10.1016/j.neurot.2024.e00315.Commentaries, Editorials and Letters
2023
Sensitivity optimization of a rhodopsin-based fluorescent voltage indicator.
Abdelfattah AS, Zheng J, Singh A, Huang YC, Reep D, Tsegaye G, Tsang A, Arthur BJ, Rehorova M, Olson CVL, Shuai Y, Zhang L, Fu TM, Milkie DE, Moya MV, Weber TD, Lemire AL, Baker CA, Falco N, Zheng Q, Grimm JB, Yip MC, Walpita D, Chase M, Campagnola L, Murphy GJ, Wong AM, Forest CR, Mertz J, Economo MN, Turner GC, Koyama M, Lin BJ, Betzig E, Novak O, Lavis LD, Svoboda K, Korff W, Chen TW, Schreiter ER, Hasseman JP, Kolb I. Sensitivity optimization of a rhodopsin-based fluorescent voltage indicator. Neuron 2023, 111: 1547-1563.e9. PMID: 37015225, DOI: 10.1016/j.neuron.2023.03.009.Peer-Reviewed Original ResearchInflammation differentially controls transport of depolarizing Nav versus hyperpolarizing Kv channels to drive rat nociceptor activity
Higerd-Rusli G, Tyagi S, Baker C, Liu S, Dib-Hajj F, Dib-Hajj S, Waxman S. Inflammation differentially controls transport of depolarizing Nav versus hyperpolarizing Kv channels to drive rat nociceptor activity. Proceedings Of The National Academy Of Sciences Of The United States Of America 2023, 120: e2215417120. PMID: 36897973, PMCID: PMC10089179, DOI: 10.1073/pnas.2215417120.Peer-Reviewed Original ResearchConceptsCell biological mechanismsAxonal surfaceLive-cell imagingIon channel traffickingAnterograde transport vesiclesTransport vesiclesInflammatory mediatorsChannel traffickingPlasma membraneVesicular loadingIon channelsKv channelsPotential therapeutic targetPotassium channel KSodium channel NaTraffickingBiological mechanismsTherapeutic targetAbundanceRetrograde transportDistal axonsChannel NaInflammatory painNociceptor activityAxonal transport