A new study reveals that the aerobic nitrogen cycle in the ocean may have occurred about 100 million years before oxygen began to significantly accumulate in the atmosphere, based on nitrogen isotope ...

As mentioned above, the habitat of anammox bacteria requires the simultaneous presence of ammonium and nitrite, which can be found at or near the aerobic–anaerobic interface of sediments and ...

Escola de Engenharia de São Carlos, Universidade de São Paulo, Rua João Dagnone 1100, São Carlos, Sao Paulo 13563-120, Brazil ...