2007
Bcl-xL Inhibitor ABT-737 Reveals a Dual Role for Bcl-xL in Synaptic Transmission
Hickman JA, Hardwick JM, Kaczmarek LK, Jonas EA. Bcl-xL Inhibitor ABT-737 Reveals a Dual Role for Bcl-xL in Synaptic Transmission. Journal Of Neurophysiology 2007, 99: 1515-1522. PMID: 18160428, PMCID: PMC2836590, DOI: 10.1152/jn.00598.2007.Peer-Reviewed Original ResearchConceptsMitochondrial outer membraneEndogenous Bcl-xLMitochondrial channel activityBcl-xLInhibitor ABT-737ABT-737Outer membraneBcl-xL.Pro-apoptotic cleavage productRecombinant Bcl-xLChannel activityBcl-xL proteinSynaptic functionDual roleGenetic toolsDomain pocketSynaptic transmissionSynaptic activityGiant presynaptic terminalEquivalent modificationEndogenous proteolysisRepetitive synaptic activityBH3Cleavage productsProtein
2005
Actions of BAX on Mitochondrial Channel Activity and on Synaptic Transmission
Jonas EA, Hardwick JM, Kaczmarek LK. Actions of BAX on Mitochondrial Channel Activity and on Synaptic Transmission. Antioxidants & Redox Signaling 2005, 7: 1092-1100. PMID: 16115013, DOI: 10.1089/ars.2005.7.1092.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsApoptosisBcl-2-Associated X ProteinBcl-X ProteinCell MembraneElectrophysiologyIntracellular MembranesLiposomesLoligoMitochondriaMultigene FamilyNeurotransmitter AgentsPatch-Clamp TechniquesPeptidesPresynaptic TerminalsProtein Structure, TertiarySynapsesSynaptic TransmissionTime FactorsConceptsMitochondrial membraneBcl-2 family proteins BaxCell deathOuter mitochondrial membraneAction of BaxMitochondrial channel activityChannel activityNormal physiological settingsAntiapoptotic Bcl-xL proteinBcl-xL proteinDeath channelMitochondrial architectureMitochondrial channelsProapoptotic fragmentsLarge conductance channelPresynaptic terminalsBcl-xL.Proapoptotic proteinsAlternative functionsProtein BaxPhysiological settingsPhysiological roleSynaptic transmissionBaxNeurotransmitter release
2004
Exposure to Hypoxia Rapidly Induces Mitochondrial Channel Activity within a Living Synapse*
Jonas EA, Hickman JA, Hardwick JM, Kaczmarek LK. Exposure to Hypoxia Rapidly Induces Mitochondrial Channel Activity within a Living Synapse*. Journal Of Biological Chemistry 2004, 280: 4491-4497. PMID: 15561723, DOI: 10.1074/jbc.m410661200.Peer-Reviewed Original ResearchConceptsMitochondrial channel activityMitochondrial membraneChannel activityBcl-xLBcl-2 family proteinsPro-apoptotic fragmentsOuter mitochondrial membraneTrigger cell deathZ-VAD-FMKBenzyloxycarbonyl-VADFamily proteinsSynaptic responsesMulticonductance channelLarge conductance channelFluoromethyl ketoneCell deathMinutes of hypoxiaResponses of neuronsNeuronal functionSquid giant synapseSynaptic mitochondriaEarly eventsSynaptic functionHypoxic conditionsNeuronal death