GlycolatesChemexfoliationEthylene GlycolKeratolytic AgentsPolyglycolic AcidMelanosisSkinIndophenolGlyoxylatesPropylene GlycolRhodotorulaHyperoxaluria, PrimaryLactic AcidErythemaAcidithiobacillusMice, HairlessSalicylic AcidPapillomaAdministration, CutaneousSunlightPolymersSkin AgingSkin DiseasesSkin NeoplasmsMicrospheresCarcinogenicity TestsGas Chromatography-Mass SpectrometryUltraviolet RaysSkin Physiological PhenomenaSkin TestsSkin AbsorptionSkin PigmentationOxidation-ReductionSkin, Artificial