title: Nitrogenase activity in extracts of heterocystous and non-heterocystous blue-green algae.
mesh_terms: D000114:Acetylene / Q000378:metabolism; D000255:Adenosine Triphosphate / Q000494:pharmacology; D002474:Cell-Free System; D002849:Chromatography, Gas; D003470:Culture Media; D003486:Cyanides / Q000378:metabolism; D000458:Cyanobacteria / Q000201:enzymology* / Q000254:growth & development / Q000378:metabolism; D006859:Hydrogen / Q000096:biosynthesis; D008274:Magnesium / Q000494:pharmacology; D009566:Nitrates; D009584:Nitrogen / Q000032:analysis; D009586:Nitrogen Fixation; D010084:Oxidation-Reduction; D010088:Oxidoreductases / Q000378:metabolism*; D010100:Oxygen; D012964:Sodium / Q000494:pharmacology; D013431:Sulfates / Q000494:pharmacology; D013696:Temperature; D014732:Vibration
chemical_list: D003470:Culture Media; D003486:Cyanides; D009566:Nitrates; D013431:Sulfates; D006859:Hydrogen; D000255:Adenosine Triphosphate; D012964:Sodium; D010088:Oxidoreductases; D008274:Magnesium; D009584:Nitrogen; D000114:Acetylene; D010100:Oxygen