Hybrid CellsTechnologyHybridization, GeneticCell FusionEnkephalin, Leucine-2-AlanineNeuroblastomaKaryotypingBiomedical TechnologyChromosomes, Human, 16-18Cell LineChromosomes, Human, 6-12 and XChromosome MappingGliomaEnkephalin, LeucineChromosomesTechnology Assessment, BiomedicalReceptors, OpioidTechnology TransferClone CellsNucleic Acid HybridizationGenesCricetinaeChimeraL Cells (Cell Line)Base SequenceChromosomes, Human, 4-5Chromosome BandingMolecular Sequence DataChromosomes, Human, 13-15Chromosomes, Human, 19-20Hypoxanthine PhosphoribosyltransferaseFibroblastsEtorphineHybrid VigorChromosomes, Human, 1-3Medical Laboratory ScienceX ChromosomeLesch-Nyhan SyndromeHybridomasEducational TechnologySpecies SpecificitySex ChromosomesCricetulusTechnology, DentalNeoplasms, ExperimentalPhenotypeChromosomes, Human, 21-22 and YCloning, MolecularParainfluenza Virus 1, HumanDNATechnology, High-CostBlotting, SouthernChromosomes, Human, Pair 11Tumor Cells, CulturedGenetic MarkersRadiation Hybrid MappingKineticsReceptors, Opioid, deltaCell Transformation, NeoplasticChromosomes, HumanGenetic LinkageCrosses, GeneticAntigens, SurfaceBucladesineRNA, MessengerTeratomaPolymerase Chain ReactionGlucose-6-Phosphate IsomeraseDiploidyAmino Acid SequenceEnkephalin, MethionineMedical InformaticsReproductive Techniques, AssistedTranscription, GeneticGene Expression RegulationMorphinansSequence Analysis, DNABiotechnologyAdenylate Cyclase ToxinElectrophoresis