Hexuronic AcidsAscorbic AcidIduronic AcidUronic AcidsGlucuronatesGlucuronic AcidHeparitin SulfateGlycosaminoglycansDisaccharidesAscorbic Acid DeficiencyChondroitin SulfatesGlucosamineCarbohydrate SequenceProtein PrecursorsDehydroascorbic AcidScurvyPolysaccharidesOligosaccharidesAntioxidantsL-Gulonolactone OxidaseAmyloid beta-Protein PrecursorSodium-Coupled Vitamin C TransportersEnzyme PrecursorsAscorbate OxidaseRNA Precursors2,3-Diketogulonic AcidOxidation-ReductionRats, Mutant StrainsMolecular Sequence DataFree Radical ScavengersNucleic Acid PrecursorsCells, CulturedGlutathioneCell DifferentiationAmino Acid SequenceKineticsIronAmyloid Precursor Protein SecretasesChromatography, High Pressure LiquidPhosphorous AcidsVitamin E