title: Protein fraction from Trypanosoma cruzi infected spleen cell supernatants with immunosuppressive activity in vitro.
mesh_terms: D000818:Animals; D002478:Cells, Cultured; D014355:Chagas Disease / Q000276:immunology*; D007166:Immunosuppressive Agents / Q000302:isolation & purification; D008213:Lymphocyte Activation; D008297:Male; D051379:Mice; D008809:Mice, Inbred C3H; D008810:Mice, Inbred C57BL; D011506:Proteins / Q000276:immunology* / Q000302:isolation & purification; D013154:Spleen / Q000276:immunology; D014349:Trypanosoma cruzi / Q000276:immunology
chemical_list: D007166:Immunosuppressive Agents; D011506:Proteins