beta CaroteneCarotenoidsVitamin EVitamin AOxygenasesOral Submucous FibrosisAntioxidantsVitaminsAscorbic AcidMixed Function OxygenasesDietary SupplementsPhycomycesDouble-Blind Methodalpha-Tocopherolbeta-Carotene 15,15'-MonooxygenaseKynurenine 3-Monooxygenasezeta CaroteneGeranylgeranyl-Diphosphate GeranylgeranyltransferaseMethylococcaceaeSmokingCataractMethylococcus capsulatusRiskIncidenceTreatment FailureXanthophyllsInterleukin-1betaFollow-Up StudiesCytochrome P-450 Enzyme SystemButanesLuteinCardiovascular DiseasesIntramolecular LyasesMethylosinus trichosporiumCamphor 5-MonooxygenaseOxidoreductasesMolecular Sequence DataProportional Hazards Modelsbeta 2-MicroglobulinNitrosomonasFlavin-Adenine DinucleotideLung NeoplasmsOxidation-ReductionDaucus carotaPseudomonasAlkane 1-MonooxygenaseVitamin A DeficiencyBiodegradation, EnvironmentalBenzydamineNorisoprenoidsTyrosine 3-MonooxygenasePlants, EdibleMethaneReceptors, Adrenergic, betaSqualene MonooxygenaseIntegrin beta3HydroxylationMultienzyme ComplexesChromatography, High Pressure LiquidFMN ReductaseNADPH-Ferrihemoprotein ReductaseDietAmidine-LyasesFlavinsSubstrate SpecificityKineticsMucoralesFruitRhodococcusTerpenesPhenolTrichloroethyleneErwiniaMicrosomes, LiverToluene