Antineoplastic AgentsAlkylating AgentsAntineoplastic Agents, AlkylatingDrug ResistanceAntineoplastic Agents, PhytogenicLeukemia P388Drug Resistance, NeoplasmAmaryllidaceae AlkaloidsDoxorubicinDrug Screening Assays, AntitumorEllipticinesNarcissusBibenzylsAntibiotics, AntineoplasticDrug Resistance, MicrobialDrug Resistance, BacterialThiadiazinesBryostatinsTumor Cells, CulturedNeoplasmsCisplatinCell SurvivalDrug SynergismCell Line, TumorApoptosisAncitabineGalliumPaclitaxelDrug Resistance, MultipleAlkylationDepsipeptidesDose-Response Relationship, Drug6-MercaptopurineMolecular StructureLeukemia L1210O(6)-Methylguanine-DNA MethyltransferasePlant GumsAminoacridinesSarcoma 180Disease ResistanceAntimetabolites, AntineoplasticAntineoplastic Combined Chemotherapy ProtocolsDNA DamageDaunorubicinVascular ResistanceLactonesFluorouracilBleomycinEtoposideMethylnitronitrosoguanidineCyclophosphamideMacrolidesDrug Resistance, ViralCell DivisionDrug Resistance, Multiple, BacterialCarmustineProdrugsDrug Evaluation, PreclinicalXenograft Model Antitumor AssaysDrug EvaluationNitrogen Mustard CompoundsAnti-Bacterial AgentsNeoplasms, ExperimentalTime FactorsSodium-Calcium ExchangerEnzyme InhibitorsMethotrexateCell LineCell CycleMicrobial Sensitivity TestsMechlorethamineVincristineMutationMice, NudeChlorambucilCamptothecinKineticsCell ProliferationPharmacistsBiotransformationLung NeoplasmsDNABreast NeoplasmsStilbenesNeoplasm TransplantationDacarbazineHL-60 CellsDrug InteractionsMelphalanMolecular Sequence DataDNA RepairEthyl MethanesulfonateLeukemiaOvarian NeoplasmsRNA, MessengerIsoquinolinesTetracycline ResistanceClinical Trials as TopicStructure-Activity RelationshipCells, Cultured