title: Control of gene action in Aspergillus nidulans.
mesh_terms: D001230:Aspergillus / Q000201:enzymology*; D005809:Genes, Regulator; D009154:Mutation; D009566:Nitrates; D009573:Nitrites; D010088:Oxidoreductases / Q000378:metabolism*
chemical_list: D009566:Nitrates; D009573:Nitrites; D010088:Oxidoreductases