Plants, Genetically ModifiedAntigensPlant LeavesPlant ProteinsAntigens, BacterialAntigens, NeoplasmPlant RootsReceptors, Antigen, B-CellAntigens, SurfaceGenes, PlantReceptors, Antigen, T-CellPlant ExtractsPlant ShootsAntigens, ViralPlants, MedicinalDNA, PlantPlant DevelopmentPlants, ToxicAntigens, CDT-LymphocytesPlant CellsPlant StemsAntigens, ProtozoanHLA AntigensB-LymphocytesGenome, PlantAntigens, Polyomavirus TransformingAntigens, CD3Amino Acid SequenceAntibodies, MonoclonalArabidopsisPlants, EdibleLymphocyte ActivationAntigens, FungalH-2 AntigensPlant StructuresAntigens, CD79Antigens, HelminthPlant Growth RegulatorsHistocompatibility Antigens Class IIAntigens, CD8EpitopesGPI-Linked ProteinsHLA-DR AntigensBlood Group AntigensCarcinoembryonic AntigenAntigens, Viral, TumorCell LineSignal TransductionHistocompatibility AntigensBase SequenceMolecular Sequence DataArabidopsis ProteinsTobaccoPlant ImmunityMice, Inbred BALB CReceptors, Antigen, T-Cell, alpha-betaProliferating Cell Nuclear AntigenAntigens, CD45Mice, Inbred C57BLImmunoglobulin GHLA-A2 AntigenFlow CytometryZAP-70 Protein-Tyrosine KinaseAntigens, CD4O AntigensProstate-Specific AntigenEnzyme-Linked Immunosorbent AssayPlant EpidermisAntibody SpecificityCross ReactionsProtein-Tyrosine KinasesAutoantigensReceptors, AntigenAntigens, CD19Antigens, DifferentiationAntigens, CD15Fluorescent Antibody TechniqueHybridomasAntigens, CD1Antigens, Tumor-Associated, CarbohydrateHistocompatibility Antigens Class ISpleenPlant StomataCells, CulturedAngiospermsPhenotypeImmunoglobulin MHepatitis B Surface AntigensImmune SeraMice, TransgenicSialic Acid Binding Ig-like Lectin 2Antibody FormationRecombinant Fusion ProteinsAntigen-Antibody ReactionsMutationHLA-A AntigensLymphocyte Specific Protein Tyrosine Kinase p56(lck)TyrosineThymus Gland