GlucosylceramidesGlucosyltransferasesImino SugarsCeramidesSphingolipidsGlucosylceramidaseCerebrosidesGlycosphingolipids1-DeoxynojirimycinGrifolaNeutral GlycosphingolipidsGaucher DiseaseLactosylceramidesMorpholinesEpidermisGangliosidesTrihexosylceramidesPyrrolidinesDefensinsPichiaChromatography, Thin LayerSphingomyelinsEnzyme InhibitorsDrug Resistance, NeoplasmPropanolaminesPsychosineP-GlycoproteinSaposinsDrug Resistance, MultipleDoxorubicinVinblastine