AntimetabolitesAntimetabolites, AntineoplasticAntineoplastic AgentsFloxuridineTetrahydrouridineTrabeculectomyInosine MonophosphatePhosphoribosyl PyrophosphateFluorouracilLeukemia L1210Mitomycin6-MercaptopurineMethotrexateCytarabineFolic Acid AntagonistsPurinesDrug Screening Assays, AntitumorDrug SynergismNeoplasmsCell SurvivalDrug Evaluation, PreclinicalTumor Cells, CulturedDeoxycytidineCell CycleCell DivisionAntibiotics, AntineoplasticCell LineAntineoplastic Agents, PhytogenicKineticsAntineoplastic Agents, AlkylatingDoxorubicinLeukemia P388Antineoplastic Combined Chemotherapy ProtocolsPhospholipid EthersCell Line, TumorApoptosisEllipticinesGalliumBryostatinsThiadiazines