PolymersBiopolymersDrug CarriersBiocompatible MaterialsCell WallMacromolecular SubstancesTemperatureMolecular StructureHydrogen-Ion ConcentrationMicroscopy, ElectronMolecular WeightKineticsRed CrossMolecular ImprintingAbsorbable ImplantsPolyethylene GlycolsPolyvinylsPolyestersAcrylic ResinsSurface PropertiesMaterials TestingCross ReactionsMethylcellulosePolymerizationBlue Cross Blue Shield Insurance PlansDelayed-Action PreparationsPolyglycolic AcidCross-Sectional StudiesAcrylamidesPolystyrenesCrosses, GeneticNanoparticlesParticle SizeDrug Delivery SystemsDrug CompoundingPolyethyleneimineMethacrylatesChemistry, PharmaceuticalPorosityFluorocarbon PolymersSolubilityViscosityAcrylatesChitosanMicroscopy, Electron, ScanningExcipientsAdsorptionMicrospheresCoated Materials, BiocompatiblePolylysineNanostructures