2023
Interaction Between HCN and Slack Channels Regulates mPFC Pyramidal Cell Excitability in Working Memory Circuits
Wu J, El-Hassar L, Datta D, Thomas M, Zhang Y, Jenkins D, DeLuca N, Chatterjee M, Gribkoff V, Arnsten A, Kaczmarek L. Interaction Between HCN and Slack Channels Regulates mPFC Pyramidal Cell Excitability in Working Memory Circuits. Molecular Neurobiology 2023, 61: 2430-2445. PMID: 37889366, DOI: 10.1007/s12035-023-03719-8.Peer-Reviewed Original ResearchPFC pyramidal neuronsPyramidal cellsHCN channelsPrefrontal cortexPyramidal neuronsNeuronal firingSlack channelsPyramidal cell excitabilityRat prefrontal cortexPFC pyramidal cellsCell linesNon-selective cation channelsRecurrent excitatory connectionsCortical extractsNeuronal depolarizationNeuronal excitabilityPharmacological blockersSpecific blockerDendritic spinesKNa channelsCell excitabilityPostsynaptic spinesPersistent firingExcitatory connectionsNeural circuits
2019
Role of KCNQ potassium channels in stress-induced deficit of working memory
Arnsten AFT, Jin LE, Gamo NJ, Ramos B, Paspalas CD, Morozov YM, Kata A, Bamford NS, Yeckel MF, Kaczmarek LK, El-Hassar L. Role of KCNQ potassium channels in stress-induced deficit of working memory. Neurobiology Of Stress 2019, 11: 100187. PMID: 31832507, PMCID: PMC6889760, DOI: 10.1016/j.ynstr.2019.100187.Peer-Reviewed Original ResearchStress-induced deficitsKCNQ potassium channelsKCNQ blockersPrefrontal cortexNeuronal firingLayers II/IIIRat medial prefrontal cortexStress exposurePotassium channelsRat medial PFCMedial PFCChronic stress exposurePatch-clamp recordingsPyramidal cell firingMedial prefrontal cortexSystemic administrationPyramidal cellsAged ratsLow dosePFC dysfunctionHigh dosesKCNQ channelsLow dosesCell firingCognitive function