SalicylanilidesArtificial OrgansDrug ResiduesLiverSwineTissue DistributionCattleRabbitsKidneySpecies SpecificityStaining and LabelingMeatBrain ChemistryPlantsMolecular Sequence DataGuinea PigsOrgan SpecificityChickensMusclesSheepBrainAmino Acid SequenceKineticsBase SequenceHydrogen-Ion ConcentrationCricetinaeMolecular WeightSensitivity and SpecificityEscherichia coliCell LineTime Factors