title: Immunosuppression by leukemia viruses. VII. Stimulatory effects of Friend leukemia virus on pre-existing antibody-forming cells to sheep erythrocytes and Escherichia coli in non-immunized mice.
mesh_terms: D000042:Absorption; D000818:Animals; D000921:Antibody-Producing Cells; D000941:Antigens; D004912:Erythrocytes / Q000276:immunology*; D004926:Escherichia coli / Q000276:immunology*; D005557:Formaldehyde / Q000494:pharmacology; D005622:Friend murine leukemia virus / Q000187:drug effects / Q000276:immunology*; D006462:Hemolytic Plaque Technique; D006358:Hot Temperature; D007165:Immunosuppression Therapy; D051379:Mice; D008815:Mice, Inbred Strains; D012756:Sheep; D013154:Spleen / Q000276:immunology; D013163:Splenomegaly / Q000276:immunology
chemical_list: D000941:Antigens; D005557:Formaldehyde