ColorimetryTetrazolium SaltsFormazansChromogenic CompoundsColoring AgentsNeutral RedEnzyme AssaysIndicators and ReagentsThiazolesAutoanalysisGlycosidesInhibitory Concentration 50Cell SurvivalSpectrophotometryPlant ExtractsApoptosisCell ProliferationDrug Evaluation, PreclinicalCell Line, TumorCells, CulturedCaspase 3Dose-Response Relationship, DrugEvaluation Studies as TopicChromatography, High Pressure LiquidMethodsReproducibility of ResultsMalondialdehydeHydrogen-Ion ConcentrationCell DivisionDrug Screening Assays, AntitumorAntineoplastic Agents, PhytogenicCell LineTime FactorsQuality ControlSensitivity and Specificitybeta-GalactosidaseLipid PeroxidationLicensure, PharmacyReference ValuesRadioactive Hazard ReleaseAntineoplastic AgentsKineticsAntioxidantsRats, WistarBlotting, WesternFlow CytometryMicrobial Sensitivity TestsEnzyme-Linked Immunosorbent AssayTumor Cells, CulturedCollagenFibroblastsSwineNitric OxideMolecular Sequence DataEnzyme ActivationRNA, Messenger