title: A chemostat study of the effect of fixed nitrogen sources on nitrogen fixation, membranes and free amino acids in Azotobacter chroococcum.
mesh_terms: D001224:Aspartic Acid / Q000378:metabolism; D001395:Azotobacter / Q000032:analysis / Q000201:enzymology / Q000378:metabolism*; D002462:Cell Membrane; D000242:Cyclic AMP / Q000494:pharmacology; D004794:Enzyme Repression; D005971:Glutamates / Q000378:metabolism; D005973:Glutamine / Q000378:metabolism; D008854:Microscopy, Electron; D009566:Nitrates / Q000494:pharmacology; D009586:Nitrogen Fixation; D010088:Oxidoreductases / Q000032:analysis; D010743:Phospholipids / Q000032:analysis; D000644:Quaternary Ammonium Compounds / Q000494:pharmacology
chemical_list: D005971:Glutamates; D009566:Nitrates; D010743:Phospholipids; D000644:Quaternary Ammonium Compounds; D005973:Glutamine; D001224:Aspartic Acid; D000242:Cyclic AMP; D010088:Oxidoreductases