title: Inhibition by acetylene of conventional hydrogenase in nitrogen-fixing bacteria.
mesh_terms: D000091:Acetobacter / Q000201:enzymology; D000114:Acetylene / Q000494:pharmacology*; D006859:Hydrogen / Q000378:metabolism; D007711:Klebsiella pneumoniae / Q000201:enzymology; D010088:Oxidoreductases / Q000037:antagonists & inhibitors*
chemical_list: D006859:Hydrogen; D010088:Oxidoreductases; D000114:Acetylene