title: Regulation of the immune response. VI. Inability of F(ab') 2 antibody to terminate established immune responses and its ability to interfere with IgG antibody-mediated immunosuppression.
mesh_terms: D000818:Animals; D000917:Antibody Formation; D000921:Antibody-Producing Cells; D004912:Erythrocytes / Q000276:immunology; D005260:Female; D006462:Hemolytic Plaque Technique; D007116:Immunization, Passive; D007140:Immunoglobulin Fab Fragments; D007074:Immunoglobulin G; D007165:Immunosuppression Therapy; D007275:Injections, Intravenous; D008297:Male; D051379:Mice; D008810:Mice, Inbred C57BL; D008954:Models, Biological; D010434:Pepsin A; D012756:Sheep / Q000276:immunology; D013154:Spleen / Q000276:immunology; D013997:Time Factors
chemical_list: D007140:Immunoglobulin Fab Fragments; D007074:Immunoglobulin G; D010434:Pepsin A