title: Effect of ammonium ions on the induction of nitrite reductase in Neurospora crassa.
abstract: Results with strain am-la, a glutamate dehydrogenaseless mutant, showed that ammonium ions must first be metabolized in order to repress nitrite reductase in Neurospora.
mesh_terms: D000641:Ammonia / Q000378:metabolism; D002474:Cell-Free System; D004790:Enzyme Induction / Q000187:drug effects; D004794:Enzyme Repression; D005969:Glutamate Dehydrogenase / Q000096:biosynthesis; D009154:Mutation; D009247:NADH, NADPH Oxidoreductases / Q000096:biosynthesis*; D009491:Neurospora / Q000201:enzymology*; D009492:Neurospora crassa / Q000201:enzymology*; D009566:Nitrates / Q000378:metabolism; D009572:Nitrite Reductases / Q000096:biosynthesis* / Q000378:metabolism; D010084:Oxidation-Reduction; D000644:Quaternary Ammonium Compounds / Q000378:metabolism / Q000494:pharmacology*; D013644:Tartrates / Q000378:metabolism
chemical_list: D009566:Nitrates; D000644:Quaternary Ammonium Compounds; D013644:Tartrates; D000641:Ammonia; D005969:Glutamate Dehydrogenase; D009247:NADH, NADPH Oxidoreductases; D009572:Nitrite Reductases