PhytosterolsStigmasterolSitosterolsAbsorptionIntestinal AbsorptionCholesterolFlame IonizationAloePlant OilsCorn OilErigeronSterolsEsterificationChromatography, Supercritical FluidCholesterol, LDLNutsErythrocyte DeformabilityAzetidinesSqualeneAnticholesteremic AgentsCross-Over StudiesDietCholesterol, DietaryChromatography, GasHypercholesterolemiaSoybeansSkin AbsorptionDeuteriumPlant ExtractsBiological AvailabilityGerbillinaeFatty Acids, MonounsaturatedLipids