Sperm-Ovum InteractionsClone CellsFertilization in VitroOvuleOvumAlstroemeriaGerm Cells, PlantUrochordataFertilizationPollen TubeSeedsStarfishRosaPollenEndospermPhloroglucinolFlowersEgg YolkMolecular Sequence DataCloning, MolecularBase SequenceAmino Acid SequenceArabidopsisEgg ProteinsGene Expression Regulation, PlantArabidopsis ProteinsEgg ShellEgg WhiteZea maysPlant ProteinsGenes, PlantT-LymphocytesCell LineDNA, ComplementaryReproductionDNALymphocyte ActivationParasite Egg CountRNA, MessengerEpitopesReceptors, Antigen, T-Cell, alpha-betaCell MembranePolymerase Chain ReactionSequence Analysis, DNAReceptors, Antigen, T-CellT-Lymphocytes, Helper-InducerTransfectionPotassiumNucleic Acid HybridizationMembrane PotentialsSequence Homology, Nucleic AcidCD4-Positive T-LymphocytesEgg HypersensitivityBlotting, SouthernGenesB-LymphocytesCell DivisionGenes, T-Cell Receptor betaSequence Homology, Amino AcidPhenotypeAntibodies, MonoclonalCells, CulturedOvipositionT-Lymphocytes, CytotoxicTumor Cells, CulturedMutationHLA-DR AntigensGene ExpressionMice, Inbred BALB CEpitopes, T-LymphocyteCell Line, TransformedPlasmidsChromosome MappingGene Rearrangement, beta-Chain T-Cell Antigen ReceptorInterleukin-2Blotting, NorthernHistocompatibility Antigens Class IIGenetic VectorsTranscription, GeneticRecombinant ProteinsDNA PrimersAntigens, SurfaceChromosomes, Artificial, BacterialAntigen-Presenting CellsCell DifferentiationPhylogenyLymphocyte CooperationDNA Restriction EnzymesMajor Histocompatibility ComplexComplementarity Determining RegionsDNA, RecombinantGenomic LibraryHybrid CellsSequence AlignmentPeptide FragmentsCD8-Positive T-LymphocytesImmunoglobulin Variable RegionHLA-DR Serological SubtypesT-Lymphocyte SubsetsCross Reactions