2020
Freezing and piercing of in vitro asymmetric plasma membrane by α-synuclein
Heo P, Pincet F. Freezing and piercing of in vitro asymmetric plasma membrane by α-synuclein. Communications Biology 2020, 3: 148. PMID: 32235856, PMCID: PMC7109109, DOI: 10.1038/s42003-020-0883-7.Peer-Reviewed Original ResearchMeSH KeywordsAlpha-SynucleinCell MembraneElectric CapacitanceFluorescence Recovery After PhotobleachingHydrophobic and Hydrophilic InteractionsLab-On-A-Chip DevicesMembrane FluidityMembrane LipidsMembrane PotentialsMembranes, ArtificialMicrofluidic Analytical TechniquesNeuronsProtein AggregatesProtein Aggregation, PathologicalProtein BindingProtein ConformationStructure-Activity RelationshipSynucleinopathiesConceptsPlasma membraneMembrane-bound proteinsAccumulation of aggregatesΑ-synucleinCytosolic leafletMembrane topologyMembrane hydrophobic coreCytosolic proteinsProteinExtracellular onesHydrophobic corePathological roleDiscrete sizesMembraneLeafletsMembrane capacitanceNeurological diseasesLipidsAccumulationMicrofluidic setup
2019
Highly Reproducible Physiological Asymmetric Membrane with Freely Diffusing Embedded Proteins in a 3D‐Printed Microfluidic Setup
Heo P, Ramakrishnan S, Coleman J, Rothman JE, Fleury J, Pincet F. Highly Reproducible Physiological Asymmetric Membrane with Freely Diffusing Embedded Proteins in a 3D‐Printed Microfluidic Setup. Small 2019, 15: e1900725. PMID: 30977975, DOI: 10.1002/smll.201900725.Peer-Reviewed Original ResearchConceptsMost biological processesLipid leafletAreas of biologyEmbedded proteinsBiological processesRelevant lipidsProteinAsymmetric bilayersPhysiological conditionsModel membranesPlanar bilayersBilayer formation processInvaluable insightsBilayersConfocal microscopeMembraneLipidsTransmembraneBiologyLeafletsMicrofluidic setupRecapitulation
2005
Indirect evidence of submicroscopic pores in giant unilamelar vesicles
Rodriguez N, Heuvingh J, Pincet F, Cribier S. Indirect evidence of submicroscopic pores in giant unilamelar vesicles. Biochimica Et Biophysica Acta 2005, 1724: 281-287. PMID: 15978732, DOI: 10.1016/j.bbagen.2005.04.028.Peer-Reviewed Original ResearchConceptsPore-like structuresGiant unilamellar vesiclesOuter leafletCell membraneTransient poresFluorescent lipidLipid distributionCell compartmentVesiclesGiant vesiclesModel systemUnilamellar vesiclesLipid redistributionGiant unilamelar vesiclesMembrane defectsLipidsMembraneFormation of poresMembrane ruptureSubmicroscopic poresLeafletsExchange of matterHemifusionFluorescent labelsOuter medium
2004
Hemifusion and fusion of giant vesicles induced by reduction of inter-membrane distance
Heuvingh J, Pincet F, Cribier S. Hemifusion and fusion of giant vesicles induced by reduction of inter-membrane distance. The European Physical Journal E 2004, 14: 269-276. PMID: 15338438, DOI: 10.1140/epje/i2003-10151-2.Peer-Reviewed Original ResearchConceptsInter-membrane distanceGiant unilamellar vesiclesInner leafletMembrane fusionOuter leafletMeans of micromanipulationCommon functionFluorescence microscopyProbe redistributionVesiclesInfluenza virus hemagglutininGiant vesiclesDNA basesModel systemHemifusionUnilamellar vesiclesActual fusionVirus hemagglutininMembraneContact zoneFusionHead groupsGood agreementProteinLeaflets