PolymersPolyethylenePolyethylenesPolyethylene GlycolsLipoproteins, HDLApolipoprotein A-IBiocompatible MaterialsApolipoproteinsCholesterolBone DensityMaterials TestingLipoproteinsParticle SizeProsthesis FailureDrug CarriersPolyestersSurface PropertiesLipoproteins, LDLApolipoproteins AHip ProsthesisCholesterol, HDLCatharticsApolipoprotein A-IICholesterol EstersPolyethylene TerephthalatesChemistry, PharmaceuticalMicroscopy, Electron, ScanningReceptors, LipoproteinCentrifugation, Density GradientPopulation DensityTriglyceridesLipoproteins, VLDLLipidsProsthesis DesignKineticsSolubilityExcipientsDrug CompoundingNanoparticlesPhosphatidylcholine-Sterol O-AcyltransferaseTime FactorsTechnology, PharmaceuticalOsteolysisPorosityChromium AlloysPowdersGlycolsLipoproteins, HDL2Sex AttractantsDelayed-Action PreparationsEquipment Failure AnalysisAdsorptionUltracentrifugationCoated Materials, BiocompatiblePolyglycolic AcidMethylcelluloseDrug Delivery SystemsWaterAcrylic ResinsWettabilityScavenger Receptors, Class BMolecular WeightMicroscopy, ElectronVolatilizationBiopolymersTemperature