title: Mouse fetal liver cells manifest antigen-specific suppressor activity.
mesh_terms: D000375:Aging; D000818:Animals; D000917:Antibody Formation; D000939:Epitopes; D005333:Fetus / Q000166:cytology; D007108:Immune Tolerance; D008099:Liver / Q000166:cytology*; D051379:Mice; D050378:T-Lymphocytes, Regulatory / Q000276:immunology*
chemical_list: D000939:Epitopes