title: Determination of contents and redox states of ubiquinone and menaquinone.
mesh_terms: D000332:Aerobiosis; D000693:Anaerobiosis; D001410:Bacillus megaterium / Q000378:metabolism; D002462:Cell Membrane / Q000378:metabolism; D007700:Kinetics; D010084:Oxidation-Reduction; D013056:Spectrophotometry, Ultraviolet; D014451:Ubiquinone / Q000378:metabolism*; D014812:Vitamin K / Q000378:metabolism*
chemical_list: D014812:Vitamin K; D014451:Ubiquinone