2010
Cell membrane permeabilization via connexin hemichannels in living and dying cells
Sáez J, Schalper K, Retamal M, Orellana J, Shoji K, Bennett M. Cell membrane permeabilization via connexin hemichannels in living and dying cells. Experimental Cell Research 2010, 316: 2377-2389. PMID: 20595004, DOI: 10.1016/j.yexcr.2010.05.026.Peer-Reviewed Original ResearchConceptsCell membrane permeabilityMembrane permeabilityComplex signaling cascadesConnexin hemichannelsDiverse cell typesCx HCsGap junction channelsVertebrate cellsCell membrane permeabilizationForm hemichannelsMembrane permeabilizationSignaling cascadesOpen probabilityJunction channelsCell typesCultured cellsExtracellular microenvironmentCell membraneHemichannelsMost cellsLow open probabilityStage dependencyUnitary conductanceSmall moleculesConnexins
2008
Connexin Hemichannel Composition Determines the FGF-1–induced Membrane Permeability and Free [Ca2+]i Responses
Schalper K, Palacios-Prado N, Retamal M, Shoji K, Martínez A, Sáez J. Connexin Hemichannel Composition Determines the FGF-1–induced Membrane Permeability and Free [Ca2+]i Responses. Molecular Biology Of The Cell 2008, 19: 3501-3513. PMID: 18495870, PMCID: PMC2488314, DOI: 10.1091/mbc.e07-12-1240.Peer-Reviewed Original ResearchConceptsHeLa cellsC-terminusP38 MAP kinase-dependent pathwayMembrane permeabilityMAP kinase-dependent pathwayDifferent connexin typesKinase-dependent pathwayFGF-1HeLa transfectantsDiverse cellsRegulatory sitesCellular responsesCell surfaceCell permeabilizationHemichannelsConnexin typesSerum-free mediumCx26CellsPossible roleCell densityCx43Early intracellularPermeabilizationTransfectants