title: Decreasing immune competence and development of reticulum cell sarcomas in lymphatic tissue of aged mice.
mesh_terms: D000375:Aging; D000818:Animals; D000917:Antibody Formation; D000921:Antibody-Producing Cells; D000937:Antigen-Antibody Reactions; D005260:Female; D006801:Humans; D007457:Iodine Radioisotopes; D008198:Lymph Nodes / Q000276:immunology* / Q000473:pathology; D008208:Lymphatic System / Q000378:metabolism; D016403:Lymphoma, Large B-Cell, Diffuse / Q000276:immunology* / Q000473:pathology; D008297:Male; D051379:Mice; D012513:Sarcoma, Experimental / Q000276:immunology / Q000473:pathology; D013154:Spleen / Q000276:immunology* / Q000378:metabolism / Q000473:pathology; D013160:Splenic Neoplasms / Q000276:immunology* / Q000473:pathology; D013950:Thymus Gland / Q000276:immunology; D005719:gamma-Globulins
chemical_list: D007457:Iodine Radioisotopes; D005719:gamma-Globulins