Methanol Dehydrogenase (IMAGE) Max-Planck-Gesellschaft Caption The methanol dehydrogenase of the bacterium Methylacidiphilum fumariolicum uses the rare earths metal cerium (Ce) as co-factor. Credit MPI f. Medical Research/Barends 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.