title: Study on chronic immunization of animals. Morphology of changes of lymphoreticular system in three generations of animals chronically immunized with typhoid fever and typhoid-tetanus vaccine.
mesh_terms: D000818:Animals; D003017:Clostridium tetani / Q000276:immunology*; D006224:Cricetinae; D006168:Guinea Pigs; D007115:Immunization Schedule; D007951:Leukemia, Myeloid / Q000209:etiology*; D008099:Liver / Q000473:pathology; D008198:Lymph Nodes / Q000473:pathology; D008206:Lymphatic Diseases / Q000209:etiology*; D008208:Lymphatic System / Q000276:immunology / Q000473:pathology*; D008214:Lymphocytes / Q000276:immunology; D008223:Lymphoma / Q000209:etiology*; D051379:Mice; D008810:Mice, Inbred C57BL; D012157:Mononuclear Phagocyte System / Q000276:immunology / Q000473:pathology*; D051381:Rats; D014436:Typhoid-Paratyphoid Vaccines / Q000009:adverse effects*; D014611:Vaccination / Q000009:adverse effects*
chemical_list: D014436:Typhoid-Paratyphoid Vaccines