Cloning, MolecularClone CellsMolecular Sequence DataBase SequenceAmino Acid SequenceDNA, ComplementaryDNASequence Analysis, DNANucleic Acid HybridizationSequence Homology, Nucleic AcidRNA, MessengerCell LinePolymerase Chain ReactionGenesSequence Homology, Amino AcidChromosomes, Artificial, BacterialBlotting, SouthernChromosome MappingGenomic LibraryPhylogenyBlotting, NorthernPlasmidsDNA Restriction EnzymesTransfectionDNA, BacterialCosmidsDNA, RecombinantSequence AlignmentMutationTranscription, GeneticGene ExpressionDNA PrimersElectrophoresis, Gel, Pulsed-FieldEscherichia coliPhenotypeT-LymphocytesGenes, BacterialEpitopesHybrid Cells