CadmiumCadmium PoisoningEnvironmental PollutantsSpectrophotometry, AtomicLeadCadmium ChlorideEnvironmental ExposureEnvironmental MonitoringExplosive AgentsLethal Dose 50Cadmium CompoundsToxicity Tests, AcuteDisinfectantsAnti-Bacterial AgentsStreptomycinCadmium RadioisotopesHydrogen PeroxideCopperDose-Response Relationship, DrugChloramphenicolEscherichia coliGene Expression Regulation, BacterialBacterial ProteinsStress, PhysiologicalMicrobial Sensitivity TestsMetallothioneinMetals, HeavyDrug SynergismTime FactorsOxidative StressCell SurvivalMutationApoptosisPhytochelatinsZincMercury