2005
Aminoglycosides block the Kv3.1 potassium channel and reduce the ability of inferior colliculus neurons to fire at high frequencies
Liu S, Kaczmarek LK. Aminoglycosides block the Kv3.1 potassium channel and reduce the ability of inferior colliculus neurons to fire at high frequencies. Developmental Neurobiology 2005, 62: 439-452. PMID: 15547932, DOI: 10.1002/neu.20112.Peer-Reviewed Original ResearchConceptsInferior colliculus neuronsKv3.1 potassium channelColliculus neuronsKv3.1 currentsHearing lossAuditory neuronsPotassium channelsInhibition of Kv3.1Progressive hearing lossRate of repolarizationAuditory nucleiPotassium currentFiring propertiesPipette solutionAction potentialsNeuronsHigh frequencyEffect of streptomycinExtracellular TEAKv3.1 geneKv3.1 channelsAminoglycoside antibioticsStreptomycinKv3.1Presence of streptomycin
2001
Localization of two high‐threshold potassium channel subunits in the rat central auditory system
Li W, Kaczmarek L, Perney T. Localization of two high‐threshold potassium channel subunits in the rat central auditory system. The Journal Of Comparative Neurology 2001, 437: 196-218. PMID: 11494252, DOI: 10.1002/cne.1279.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAuditory PathwaysCochlear NucleusFemaleGene ExpressionGeniculate BodiesImmunohistochemistryIn Situ HybridizationInferior ColliculiNeuronsNeuropeptidesOligonucleotide ProbesOlivary NucleusPotassium ChannelsPotassium Channels, Voltage-GatedRatsRats, Sprague-DawleyRNA, MessengerShaw Potassium ChannelsConceptsAuditory neuronsKv3.1 mRNAPotassium channelsMost auditory neuronsBrainstem auditory neuronsRat central auditory systemAction potential thresholdSubpopulation of neuronsCentral auditory systemLateral superior oliveRat auditory systemAuditory systemVoltage-sensitive potassium channelsRapid deactivation kineticsPotassium channel subunitsTrapezoid bodyRat brainstemMedial nucleusVentral nucleusLateral lemniscusTerminal arborizationsSynaptic inputsAuditory nucleiSuperior oliveChannel expression
1998
Depolarization Selectively Increases the Expression of the Kv3.1 Potassium Channel in Developing Inferior Colliculus Neurons
Liu S, Kaczmarek L. Depolarization Selectively Increases the Expression of the Kv3.1 Potassium Channel in Developing Inferior Colliculus Neurons. Journal Of Neuroscience 1998, 18: 8758-8769. PMID: 9786983, PMCID: PMC6793528, DOI: 10.1523/jneurosci.18-21-08758.1998.Peer-Reviewed Original ResearchMeSH KeywordsAgingAnimalsAnimals, NewbornCalciumGene Expression Regulation, DevelopmentalIn Vitro TechniquesInferior ColliculiMembrane PotentialsNeuropeptidesPatch-Clamp TechniquesPotassiumPotassium ChannelsPotassium Channels, Voltage-GatedRatsRats, Sprague-DawleyRNA, MessengerShaw Potassium ChannelsConceptsInferior colliculus neuronsOnset of hearingColliculus neuronsCalcium influxChannel subunitsPotassium currentAction potentialsElevated external potassium concentrationCalcium channel blockersDepolarization-induced increaseSpontaneous neuronal activityNoninactivating potassium currentKv3.1 potassium channelVoltage-clamp experimentsChannel blockersNeuronal excitabilityElevated potassiumAuditory neuronsNeuronal activityExternal potassium concentrationExternal potassium ionsNeuronsPotassium channelsMRNA levelsMarked increase