title: The enzymatic conversion of porphobilinogen to uroporphyrinogen catalyzed by extracts of hematopoietic mouse spleen.
mesh_terms: D002384:Catalysis; D002850:Chromatography, Gel; D006413:Hematopoietic System / Q000201:enzymology*; D008025:Ligases / Q000032:analysis*; D010659:Phenylhydrazines; D010944:Plants / Q000201:enzymology; D011166:Porphyrins; D011758:Pyrroles; D013053:Spectrophotometry; D013154:Spleen / Q000201:enzymology*
chemical_list: D010659:Phenylhydrazines; D011166:Porphyrins; D011758:Pyrroles; D008025:Ligases