Drug ResistanceDrug Resistance, ViralDrug Resistance, NeoplasmDrug Resistance, MultipleDrug Resistance, MicrobialDrug Resistance, BacterialMutationPoint MutationMutation, MissenseDrug Resistance, Multiple, BacterialDrug Resistance, FungalMicrobial Sensitivity TestsAnti-Bacterial AgentsDrug Resistance, Multiple, ViralDisease ResistanceP-GlycoproteinAntitubercular AgentsMolecular Sequence DataVascular ResistanceGenotypeTuberculosis, Multidrug-ResistantAnti-HIV AgentsHIV-1Base SequenceAntineoplastic AgentsFrameshift MutationSequence Analysis, DNAPolymerase Chain ReactionHIV ProteaseAntimalarialsHIV Reverse TranscriptaseMultidrug Resistance-Associated ProteinsCell Line, TumorATP-Binding Cassette TransportersHIV InfectionsMycobacterium tuberculosisPhenotypeEscherichia coliBacterial ProteinsAmino Acid SequenceR FactorsStreptomycinGenes, MDRTetracycline ResistanceGerm-Line MutationDrug Resistance, Multiple, FungalPenicillin ResistanceReverse Transcriptase InhibitorsPlasmidsDoxorubicinIsoniazidDNA, BacterialTetracyclineChloroquinePlant DiseasesAllelesRifampinAmino Acid SubstitutionPlasmodium falciparumParasitic Sensitivity TestsGenes, BacterialPedigreeMembrane Transport ProteinsConjugation, GeneticMutation RateTumor Cells, CulturedCell LineAirway ResistanceApoptosisDNA PrimersPyrimethamineDNA Mutational AnalysisSignal TransductionHIV Protease InhibitorsTime FactorsKanamycinReverse Transcriptase Polymerase Chain ReactionMutagenesis, Site-Directedbeta-Lactam ResistanceTreatment FailureCloning, MolecularCell SurvivalChromosome MappingModels, MolecularResistance TrainingExonsGenetic VariationTetrahydrofolate DehydrogenaseInhibitory Concentration 50Malaria, FalciparumMutagenesisRNA, MessengerAntiviral AgentsSulfadoxineChloramphenicol ResistanceHeterozygoteNeoplasm ProteinsTransfectionPhylogenyGene Expression Regulation, Neoplastic