‡ Swette Center for Environmental Biotechnology, The Biodesign Institute at Arizona State University, P.O. Box 875701, Tempe, Arizona 85287-5701, United States Article Views are the COUNTER-compliant ...

Anaerobic ammonium oxidation (anammox) bacteria, which were discovered in waste-water sludge in the early 1990s, have the unique metabolic ability to combine ammonium and nitrite or nitrate to ...

Department of Geological and Environmental Sciences, Stanford University, Stanford, California 94305-2115, and Department of Earth Sciences, Dartmouth College, Hanover, New Hampshire 03755 Article ...