title: Rapid purification and direct spectrophotometric assay for 5-aminolevulinic acid dehydratase.
mesh_terms: D004912:Erythrocytes / Q000201:enzymology; D006801:Humans; D011162:Porphobilinogen / Q000032:analysis; D000623:Porphobilinogen Synthase / Q000302:isolation & purification*; D013056:Spectrophotometry, Ultraviolet
chemical_list: D011162:Porphobilinogen; D000623:Porphobilinogen Synthase