Drug Resistance, ViralDrug Resistance, Multiple, ViralAnti-HIV AgentsDrug ResistanceHIV-1HIV InfectionsDrug Resistance, NeoplasmGenotypeMicrobial Sensitivity TestsDrug Resistance, MultipleDrug Resistance, MicrobialViral LoadDrug Resistance, BacterialDrug Resistance, Multiple, BacterialDrug Resistance, FungalMutationAnti-Bacterial AgentsDisease ResistanceP-GlycoproteinVascular ResistanceAntitubercular AgentsTuberculosis, Multidrug-ResistantAntineoplastic AgentsAntimalarialsHIV ProteaseMultidrug Resistance-Associated ProteinsMolecular Sequence DataHIV Reverse TranscriptaseMycobacterium tuberculosisR FactorsATP-Binding Cassette TransportersCell Line, TumorGenes, MDRTetracycline ResistanceDrug Resistance, Multiple, FungalPenicillin ResistanceStreptomycinDoxorubicinTetracyclineReverse Transcriptase InhibitorsIsoniazidChloroquineSequence Analysis, DNABacterial ProteinsPlant DiseasesParasitic Sensitivity TestsPhenotypeRifampinPlasmodium falciparumDNA, BacterialEscherichia coliAirway ResistanceConjugation, GeneticBase SequencePolymerase Chain ReactionPyrimethaminePlasmidsMutation, MissenseMembrane Transport ProteinsApoptosisTumor Cells, CulturedKanamycinbeta-Lactam ResistanceHIV Protease InhibitorsResistance TrainingTreatment FailureAmino Acid SequenceChloramphenicol ResistanceMalaria, FalciparumCell SurvivalGenes, BacterialInhibitory Concentration 50SulfadoxineAmpicillin ResistanceAntifungal AgentsTime FactorsTetrahydrofolate Dehydrogenasepol Gene Products, Human Immunodeficiency VirusAntiviral AgentsDrug Screening Assays, AntitumorImmunity, InnateAntibiotics, AntineoplasticEthambutolSignal TransductionReverse Transcriptase Polymerase Chain ReactionErythromycinDrug CombinationsCisplatinP-GlycoproteinsAzolesAnti-Retroviral AgentsGene Expression Regulation, NeoplasticDihydropteroate SynthaseChloramphenicolAnti-Infective AgentsPhylogenyProtozoan ProteinsNeoplasm ProteinsCandida albicansNeoplasms