Hydroxy AcidsLactate DehydrogenasesChromatography, GasDepsipeptidesAlcohol OxidoreductasesFatty AcidsKeto AcidsChromatography, Thin LayerStereoisomerismL-Lactate DehydrogenaseChromatography, High Pressure LiquidSubstrate SpecificityMagnetic Resonance SpectroscopyOxidation-ReductionMolecular Sequence DataKineticsEncyclopedias as TopicGlycolatesNonprescription DrugsAllantoinAdministration, TopicalMelanosis