Decline in suppressor T cell function with age in female NZB mice.

Age Factors Animals Antibodies, Bacterial/analysis Antibody Formation Antibody-Producing Cells Antigen-Antibody Reactions Antigens, Bacterial Bone Marrow/immunology Bone Marrow Cells Carbon Radioisotopes Erythrocytes/immunology Female Hemolytic Plaque Technique Immune Sera Immunization Mice Mice, Inbred BALB C Mice, Inbred CBA Mice, Inbred NZB Poly I-C Polysaccharides, Bacterial Rabbits/immunology Sheep/immunology Spleen/cytology Streptococcus pneumoniae T-Lymphocytes/immunology Thymus Gland/cytology

Antibodies, Bacterial Antigens, Bacterial Carbon Radioisotopes Immune Sera Polysaccharides, Bacterial Poly I-C