title: Excretion of porphyrins by bacteria.
mesh_terms: D000421:Alcaligenes / Q000378:metabolism*; D004926:Escherichia coli / Q000378:metabolism*; D006418:Heme / Q000096:biosynthesis / Q000378:metabolism; D007982:Levulinic Acids / Q000378:metabolism / Q000494:pharmacology; D011166:Porphyrins / Q000096:biosynthesis / Q000378:metabolism*; D011550:Pseudomonas aeruginosa / Q000378:metabolism*
chemical_list: D007982:Levulinic Acids; D011166:Porphyrins; D006418:Heme