title: Experimental researches on the erythropoietic factor from spleen.
mesh_terms: D000818:Animals; D001681:Biological Assay; D002417:Cattle; D011232:Chemical Precipitation; D002850:Chromatography, Gel; D004592:Electrophoresis, Starch Gel; D004920:Erythropoiesis / Q000187:drug effects; D011506:Proteins / Q000032:analysis / Q000494:pharmacology; D051381:Rats; D013053:Spectrophotometry; D013154:Spleen / Q000032:analysis / Q000502:physiology*
chemical_list: D011506:Proteins