2016
Physiological modulators of Kv3.1 channels adjust firing patterns of auditory brain stem neurons
Brown MR, El-Hassar L, Zhang Y, Alvaro G, Large CH, Kaczmarek LK. Physiological modulators of Kv3.1 channels adjust firing patterns of auditory brain stem neurons. Journal Of Neurophysiology 2016, 116: 106-121. PMID: 27052580, PMCID: PMC4961756, DOI: 10.1152/jn.00174.2016.Peer-Reviewed Original ResearchConceptsKv3.1 channelsAuditory brain stem neuronsAuditory brain stemBrain stem neuronsBrain slice recordingsKv3.1 potassium channelVoltage of activationMNTB neuronsStem neuronsTrapezoid bodyBrain stemMedial nucleusKv3.1 currentsNeuronal excitabilitySlice recordingsTherapeutic benefitImidazolidinedione derivativesAction potentialsPhysiological modulatorPotassium channelsResting potentialsNeuronsSingle-channel recordingsChinese hamster ovary cellsPharmaceutical modulation
2010
Localization of Kv1.3 channels in presynaptic terminals of brainstem auditory neurons
Gazula V, Strumbos JG, Mei X, Chen H, Rahner C, Kaczmarek LK. Localization of Kv1.3 channels in presynaptic terminals of brainstem auditory neurons. The Journal Of Comparative Neurology 2010, 518: 3205-3220. PMID: 20575068, PMCID: PMC2894291, DOI: 10.1002/cne.22393.Peer-Reviewed Original ResearchConceptsPresynaptic terminalsBrainstem auditory neuronsPattern of stainingMNTB neuronsPrincipal neuronsSynaptic markersTrapezoid bodyCochlear nucleusAfferent inputAxonal stainingMedial nucleusAuditory brainstemPresynaptic endingsOlfactory bulbAuditory neuronsPotassium channel genesTonotopic axisTonotopic gradientNeuronsKv1.3 channelsProminent labelingPrincipal cellsAuditory stimuliKv1 familyKv1.3
2007
Slack and Slick KNa Channels Regulate the Accuracy of Timing of Auditory Neurons
Yang B, Desai R, Kaczmarek LK. Slack and Slick KNa Channels Regulate the Accuracy of Timing of Auditory Neurons. Journal Of Neuroscience 2007, 27: 2617-2627. PMID: 17344399, PMCID: PMC6672517, DOI: 10.1523/jneurosci.5308-06.2007.Peer-Reviewed Original ResearchMeSH KeywordsAction PotentialsAnimalsAnimals, NewbornAuditory PathwaysBithionolBrain StemComputer SimulationElectric ConductivityElectric StimulationElectrophysiologyIn Vitro TechniquesMiceModels, NeurologicalNerve Tissue ProteinsNeuronsNeurons, AfferentPotassium ChannelsPotassium Channels, Sodium-ActivatedReaction TimeSodium
2006
Modulation of Kv3.1b Potassium Channel Phosphorylation in Auditory Neurons by Conventional and Novel Protein Kinase C Isozymes*
Song P, Kaczmarek LK. Modulation of Kv3.1b Potassium Channel Phosphorylation in Auditory Neurons by Conventional and Novel Protein Kinase C Isozymes*. Journal Of Biological Chemistry 2006, 281: 15582-15591. PMID: 16595659, DOI: 10.1074/jbc.m512866200.Peer-Reviewed Original ResearchConceptsAuditory neuronsMNTB neuronsTrapezoid bodyBrief high-frequency electrical stimulationProtein kinase CMetabotropic glutamate receptor activationHigh-frequency electrical stimulationBasal phosphorylationGlutamate receptor activationHigh-frequency stimulationFrequency electrical stimulationHigh-frequency firingMature nervous systemKv3.1 potassium channelNeuronal abilityBrainstem slicesMedial nucleusFrequency stimulationAuditory brainstemFrequency firingConventional protein kinase CPharmacological activationNervous systemElectrical stimulationPKC isozymes
2005
Regulation of the timing of MNTB neurons by short-term and long-term modulation of potassium channels
Kaczmarek LK, Bhattacharjee A, Desai R, Gan L, Song P, von Hehn CA, Whim MD, Yang B. Regulation of the timing of MNTB neurons by short-term and long-term modulation of potassium channels. Hearing Research 2005, 206: 133-145. PMID: 16081004, DOI: 10.1016/j.heares.2004.11.023.Peer-Reviewed Original ResearchConceptsAnteroventral cochlear nucleusPotassium channelsAuditory pathwayAction potentialsCentral auditory pathwayVoltage-dependent potassium channelsMammalian auditory pathwayAmount of neurotransmitterProtein phosphorylationMNTB neuronsGene expressionBushy cellsPrincipal neuronsTrapezoid bodyCochlear nucleusIntrinsic excitabilityMedial nucleusVoltage-dependent channelsFiring patternsNeuronsAmplitude of currentsKv1 familySound stimuliLong-term modulationSound localization