2023
Modulation of potassium conductances optimizes fidelity of auditory information
Kaczmarek L. Modulation of potassium conductances optimizes fidelity of auditory information. Proceedings Of The National Academy Of Sciences Of The United States Of America 2023, 120: e2216440120. PMID: 36930599, PMCID: PMC10041146, DOI: 10.1073/pnas.2216440120.Peer-Reviewed Original ResearchConceptsPotassium currentAuditory brainstem neuronsAuditory stimuliHigh-frequency firingGroups of neuronsLow-frequency stimuliBrainstem neuronsHigh-frequency stimuliIntrinsic excitabilityEnsembles of neuronsPostsynaptic neuronsAuditory neuronsNeurotransmitter releaseModulatory mechanismsAuditory stimulationFiring ratePotassium conductanceNeuronsPotassium channelsSingle neuronsAmplitude of currentsLoud soundsEnvironmental sound levelsChannel activityPositive membrane potentials
2012
Gradients and Modulation of K+ Channels Optimize Temporal Accuracy in Networks of Auditory Neurons
Kaczmarek LK. Gradients and Modulation of K+ Channels Optimize Temporal Accuracy in Networks of Auditory Neurons. PLOS Computational Biology 2012, 8: e1002424. PMID: 22438799, PMCID: PMC3305353, DOI: 10.1371/journal.pcbi.1002424.Peer-Reviewed Original ResearchConceptsSpontaneous activityPotassium currentRandom spontaneous activityAuditory brainstem neuronsAuditory brainstem nucleiSubset of neuronsMaximal firing rateHigh rateNormal auditory processingPattern of stimulationBrainstem neuronsBrainstem nucleiSynaptic outputAuditory neuronsChannel expressionSuch neuronsStimulus rateAction potentialsTonotopic axisSound stimulationFiring ratePotassium conductanceNeuronsKv3 channelsIndividual neurons
1999
Role in neuronal cell migration for high‐threshold potassium currents in the chicken hindbrain
Hendriks R, Morest D, Kaczmarek L. Role in neuronal cell migration for high‐threshold potassium currents in the chicken hindbrain. Journal Of Neuroscience Research 1999, 58: 805-814. PMID: 10583911, DOI: 10.1002/(sici)1097-4547(19991215)58:6<805::aid-jnr7>3.0.co;2-v.Peer-Reviewed Original ResearchConceptsChannel blockersPotassium currentWhole-cell patch-clamp recordingsPotassium conductanceN-type calcium channelsPotassium channelsHigh-threshold potassium currentsCalcium channel blockersSensitive potassium channelsPotassium channel blockerPatch-clamp recordingsTetraethylammonium chlorideChronic blockadeNovel potassium channelNeuronal cell migrationTEA exposureCalcium channelsClamp recordingsEmbryonic neuronsSynaptic functionOutward currentsNeuronal migrationElectrical excitabilityMigratory activityIndividual neuroblasts