Drug ResistanceEvolution, MolecularDrug Resistance, ViralDrug Resistance, NeoplasmDrug Resistance, MultipleDrug Resistance, MicrobialDrug Resistance, BacterialDrug Resistance, Multiple, BacterialPhylogenyMutationDrug Resistance, FungalMolecular Sequence DataMicrobial Sensitivity TestsAnti-Bacterial AgentsDisease ResistanceDrug Resistance, Multiple, ViralP-GlycoproteinVascular ResistanceAntitubercular AgentsDirected Molecular EvolutionSequence Analysis, DNATuberculosis, Multidrug-ResistantAnti-HIV AgentsBase SequenceSelection, GeneticHIV-1Antineoplastic AgentsGenotypeAmino Acid SequenceHIV ProteaseAntimalarialsHIV InfectionsMultidrug Resistance-Associated ProteinsGenetic VariationHIV Reverse TranscriptaseMycobacterium tuberculosisR FactorsPhenotypeATP-Binding Cassette TransportersCell Line, TumorBacterial ProteinsGenes, MDRTetracycline ResistanceDrug Resistance, Multiple, FungalPenicillin ResistanceStreptomycinSpecies SpecificityEscherichia coliDoxorubicinPlant DiseasesTetracyclineDNA, BacterialReverse Transcriptase InhibitorsModels, GeneticChloroquineIsoniazidPolymerase Chain ReactionPlasmodium falciparumParasitic Sensitivity TestsSequence AlignmentRifampinPlasmidsTime FactorsModels, BiologicalConjugation, GeneticAirway ResistanceMutation, MissenseGenes, BacterialPyrimethamineCultural EvolutionMembrane Transport ProteinsApoptosisAdaptation, BiologicalTumor Cells, CulturedClonal EvolutionKanamycinbeta-Lactam ResistanceHIV Protease InhibitorsTreatment FailureMultigene FamilyResistance TrainingChloramphenicol ResistanceSequence Homology, Amino AcidMalaria, FalciparumCell SurvivalCloning, MolecularAmpicillin ResistanceInhibitory Concentration 50Signal TransductionImmunity, Innatepol Gene Products, Human Immunodeficiency VirusRecombination, GeneticDNA Transposable ElementsSulfadoxineReverse Transcriptase Polymerase Chain ReactionAntifungal AgentsAntiviral AgentsTetrahydrofolate DehydrogenaseGene Transfer, HorizontalDNA Primers