DNA Restriction EnzymesElectrophoresis, Agar GelPolymorphism, Restriction Fragment LengthDeoxyribonucleases, Type II Site-SpecificDNA, BacterialGelsSepharoseDeoxyribonucleases, Type I Site-SpecificBase SequenceDNARestriction MappingNucleic Acid HybridizationPlasmidsPolymerase Chain ReactionDeoxyribonuclease EcoRIDNA, ViralMolecular Sequence DataDNA Restriction-Modification EnzymesDeoxyribonuclease HindIIIDNA, RibosomalDeoxyribonuclease BamHICloning, MolecularEscherichia coliDNA FingerprintingCaloric RestrictionBlotting, SouthernGenesElectrophoresis, Gel, Pulsed-FieldDNA CleavageSite-Specific DNA-Methyltransferase (Adenine-Specific)DNA, CircularDNA, RecombinantBacterial Typing TechniquesSpecies SpecificityElectrophoresisChromosome MappingPolymorphism, GeneticMolecular WeightSequence Analysis, DNAGenes, BacterialGenes, ViralNucleic Acid DenaturationRNA, Ribosomal, 16SDNA PrimersGenotypeNucleic Acid ConformationMutationRNA, RibosomalOlivomycinsDNA ProbesAmino Acid SequenceSerotypingBacteriophagesDeoxyribonuclease HpaIIBacteriophage lambdaRepetitive Sequences, Nucleic AcidElectrophoresis, Polyacrylamide GelAdenovirus Infections, HumanGenetic VariationColiphagesChromatography, AgarosePhylogenyRecombination, GeneticDeoxyribonucleases, Type III Site-SpecificDNA, FungalAllelesSubstrate SpecificityAdenoviruses, Human