Membrane LipidsCell MembraneMembranesCell Membrane StructuresMembranes, ArtificialLipid BilayersIntracellular MembranesMembrane FluidityErythrocyte MembraneCell Membrane PermeabilityModels, BiologicalPhosphatidylcholinesLiposomesMembrane PotentialsPhospholipidsUnilamellar LiposomesMicroscopy, ElectronMembrane ProteinsPhase Transition1,2-DipalmitoylphosphatidylcholinePhosphatidylethanolaminesDiffusionFreeze FracturingTemperatureBasement MembraneWaterMembrane MicrodomainsMolecular Sequence DataModels, MolecularProtein TransportMolecular ConformationSpectrometry, FluorescenceDetergentsAmino Acid SequenceCholesterolProtein BindingMembrane Transport ProteinsCalorimetry, Differential ScanningErythrocytesFluorescent DyesKineticsThermodynamicsLipidsMicroscopy, Atomic ForceMicroscopy, FluorescenceMathematicsFluorescence PolarizationCell LineProtein Structure, TertiaryMagnetic Resonance SpectroscopyDimyristoylphosphatidylcholinePhosphatidylserinesPurple MembraneMolecular StructureBiophysicsHydrogen-Ion ConcentrationBiological TransportEscherichia coliDiphenylhexatrieneMembrane Fusion2-NaphthylaminePermeabilityMicellesModels, ChemicalHydrophobic and Hydrophilic InteractionsPhosphatidylglycerolsProtein ConformationCarrier ProteinsBiophysical PhenomenaCalciumMutationX-Ray DiffractionMicroscopy, Electron, ScanningStatic ElectricityStructure-Activity RelationshipFreeze EtchingSurface PropertiesLauratesProtein Structure, SecondarySphingomyelinsCells, CulturedMembrane GlycoproteinsMicroscopy, ConfocalBacterial ProteinsCattleTime FactorsSolubilityPeptidesCell FractionationEndoplasmic ReticulumComputer SimulationElectrophoresis, Polyacrylamide GelBinding SitesSignal TransductionMitochondriaRecombinant Fusion ProteinsLipid MetabolismHemolysisGolgi ApparatusSphingolipids