beta CaroteneCarotenoidsVitamin EVitamin AOral Submucous FibrosisAntioxidantsVitaminsAscorbic AcidOxygenasesDietary SupplementsPhycomycesDouble-Blind Methodalpha-Tocopherolbeta-Carotene 15,15'-Monooxygenasezeta CaroteneGeranylgeranyl-Diphosphate GeranylgeranyltransferaseSmokingMixed Function OxygenasesCataractRiskIncidenceTreatment FailureXanthophyllsInterleukin-1betaKynurenine 3-MonooxygenaseFollow-Up StudiesLuteinCardiovascular DiseasesIntramolecular Lyasesbeta 2-MicroglobulinProportional Hazards ModelsMolecular Sequence DataLung NeoplasmsMethylococcaceaeDaucus carotaVitamin A DeficiencyMethylococcus capsulatusNorisoprenoidsPlants, EdibleIntegrin beta3Receptors, Adrenergic, betaOxidoreductasesDietFruitMucoralesCytochrome P-450 Enzyme SystemChromatography, High Pressure LiquidErwiniaButanesCell Adhesion Molecules