LampreysReceptors, AntigenHagfishesLymphocytesPetromyzonReceptors, ImmunologicComplement ActivationComplement C3Gene RearrangementComplement System ProteinsT-LymphocytesRosette FormationBinding Sites, AntibodyB-LymphocytesLymphocyte ActivationComplement C4Molecular Sequence DataAmino Acid SequenceComplement C5Receptors, ComplementComplement C3bComplement C1qComplement Pathway, AlternativeComplement C9Complement Pathway, ClassicalComplement Membrane Attack ComplexComplement Inactivator ProteinsComplement C2Complement Factor BComplement Factor HLymphocyte SubsetsComplement C3aComplement Inactivating AgentsComplement C5aReceptors, Complement 3bComplement C6Complement C1Complement Activating EnzymesComplement C4bLymphocyte CountComplement C3dComplement C3-C5 ConvertasesComplement Fixation TestsComplement C7Complement C8Complement C3cReceptors, Complement 3dComplement Hemolytic Activity AssayComplement C3b Inactivator ProteinsLymphocyte Culture Test, MixedComplement C4aComplement Factor DSpleenComplement Factor IComplement C4b-Binding ProteinCells, CulturedComplement C1sLymphocytes, Tumor-InfiltratingCytotoxicity, ImmunologicPhytohemagglutininsFlow CytometryT-Lymphocytes, CytotoxicAntigens, CD55Complement C1rAntigens, CD59Leukocyte CountAntibodies, MonoclonalLymphocyte TransfusionCD4-Positive T-LymphocytesConcanavalin AMice, Inbred C57BLComplement C1 Inactivator ProteinsImmunoglobulin GAntigens, CDComplement C5bMice, Inbred BALB CInterleukin-2LectinsImmunity, CellularCD8-Positive T-LymphocytesImmunoglobulin MT-Lymphocyte SubsetsLymphocyte DepletionCell LineAntigens, CD3Complement Pathway, Mannose-Binding LectinImmune Adherence ReactionAntigens, SurfaceMitogensAntigen-Antibody ComplexLymph NodesCobra VenomsProperdinHemolysisImmunoglobulinsLymphocyte CooperationCytotoxicity Tests, ImmunologicLymphocyte Function-Associated Antigen-1Receptors, Lymphocyte HomingComplement C1 Inhibitor Protein