NitrosaminesButylhydroxybutylnitrosamineDimethylnitrosamineCarcinogensN-NitrosopyrrolidineSulfadimethoxineRubberRats, Inbred F344DiethylnitrosamineTobaccoPlants, ToxicUrinary Bladder NeoplasmsTobacco, SmokelessNitritesBiotransformationCocarcinogenesisDimethylaminesNitroso CompoundsTarsCytochrome P-450 CYP2E1OpisthorchiasisNeoplasms, ExperimentalNitratesSmokeNose NeoplasmsUnited States Federal Trade CommissionFood PreservationMeat ProductsNicotineErythrocebus patasButanonesUrinary Bladder CalculiUrinary BladderIsothiocyanatesSilica GelAminopyrineMutagensCotinine