Mechanism of bd Cytochrome (IMAGE) Lomonosov Moscow State University Caption The assumed chemical (catalytic) mechanism of the bd -cytochrome's work. Credit Vitaly Borisov Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.