Centrifugation, Density GradientCentrifugationCell FractionationSubcellular FractionsApolipoproteinsLipoproteinsCell SeparationCentrifugation, ZonalMicroscopy, ElectronOctoxynolLipoproteins, HDLNerve Tissue ProteinsElectrophoresis, Polyacrylamide GelLipoproteins, VLDLMolecular WeightCentrifugation, IsopycnicLipoproteins, LDLApolipoproteins BSynapsesMembrane ProteinsCells, CulturedCholesterolBone DensityMolecular Sequence DataAmino Acid SequenceMetrizamideKineticsPopulation DensityCell MembraneUltracentrifugationChromatography, GelLiverPovidoneTritiumTime FactorsCattleRabbitsSolubilityCell LineMicrosomesChemical FractionationFiltrationChromatographyHydrogen-Ion ConcentrationDetergentsSucroseHypergravityRats, Inbred StrainsMethodsPhospholipidsOrganoidsTemperatureAmino AcidsCell CountProtein BindingLysosomesChromatography, Ion ExchangeProteinsMembranesMacromolecular SubstancesCesiumDNADensitometryCytosolNucleotidasesElectrophoresisChromatography, AffinityEscherichia coliCarbon IsotopesChromatography, High Pressure LiquidAcid PhosphataseSilicon DioxideChromatography, DEAE-CelluloseCell NucleusCytoplasmLipidsStroke VolumeErythrocytesChemical PrecipitationCell-Free SystemPolyethylene GlycolsCytoplasmic GranulesSwineCulture MediaMagnesiumBiological TransportIntracellular MembranesRNA, MessengerImmunodiffusionSpermatozoaCarbohydratesDiatrizoateBase SequenceTriiodobenzoic AcidsCalciumRats, Sprague-DawleyModels, BiologicalGlycoproteinsChemistryRNA