title: Tetrazolium reduction and nitrogenase activity in heterocystous blue-green algae.
mesh_terms: D000332:Aerobiosis; D002849:Chromatography, Gas; D000458:Cyanobacteria / Q000201:enzymology / Q000378:metabolism*; D004579:Electron Transport; D005288:Ferredoxins; D009586:Nitrogen Fixation; D010084:Oxidation-Reduction; D010088:Oxidoreductases / Q000378:metabolism*; D010100:Oxygen; D010788:Photosynthesis; D013778:Tetrazolium Salts / Q000378:metabolism*; D013997:Time Factors
chemical_list: D005288:Ferredoxins; D013778:Tetrazolium Salts; D010088:Oxidoreductases; D010100:Oxygen