DNA PrimersPolymerase Chain ReactionBase SequenceMolecular Sequence DataTemplates, GeneticRNA-Directed DNA PolymeraseHIV Reverse TranscriptaseRibonuclease HEuplotesDNADeoxyguanine NucleotidesSequence Analysis, DNADNA-Directed DNA PolymeraseDNA, ViralRNADNA, BacterialSensitivity and SpecificityDNA ReplicationDideoxynucleotidesPhylogenyTelomeraseRNA, Ribosomal, 16SReverse Transcriptase Polymerase Chain ReactionRNA, ViralCloning, MolecularDNA, Single-StrandedAphidicolinDNA, RibosomalSpecies SpecificityDNA Polymerase IRandom Amplified Polymorphic DNA TechniqueRNA, MessengerNucleic Acid ConformationAmino Acid SequenceNucleotidesMutationGenotypeNucleic Acid Amplification TechniquesEscherichia coliPolymorphism, Restriction Fragment LengthElectrophoresis, Agar GelSubstrate SpecificityBlotting, SouthernReverse Transcriptase InhibitorsDNA, ComplementaryKineticsOligonucleotide ProbesDNA, Ribosomal SpacerGenes, BacterialAllelesSequence AlignmentGenetic VariationTenericutesBinding SitesDNA, ProtozoanDNA ProbesSequence Homology, Nucleic AcidRNA, BacterialDNA, FungalPolymorphism, GeneticBacterial ProteinsReal-Time Polymerase Chain ReactionRNA, Ribosomal, 18SMultiplex Polymerase Chain ReactionTranscription, GeneticHIV-1BacteriaDNA FingerprintingEnvironmental MicrobiologyGene AmplificationGene ExpressionSequence Homology, Amino AcidNucleic Acid HybridizationSoil MicrobiologyMicrosatellite RepeatsGene FrequencyGenetic MarkersGene LibraryRNA, Transfer, LysOrganic ChemicalsFecesHLA-DQ beta-ChainsRNA, Ribosomal, 23SExonsReproducibility of ResultsBrazilGenes, rRNAHLA-DQ AntigensHLA-DRB1 ChainsPlasmidsGenome, ViralDNA Mutational AnalysisBacterial Typing TechniquesFresh WaterCattlePapillomaviridaePlant DiseasesHistocompatibility TestingChromosome MappingMultigene Family