New research reveals that hydrothermal vents provided early Earth with abundant nitrogen, challenging previous theories.

A new source of nitrogen has been discovered. Researchers from RPTU University Kaiserslautern-Landau in southwestern Germany ...

The metabolomic analysis of the women with preeclampsia also indicated heightened disturbances in nitrogen metabolism, methionine, and urea cycles. "The exacerbated metabolic disturbances may ...

revealing a differentiation of functions between two of the genes that produce the enzyme key to the recycling of adenine and that affect the formation of nodules and the metabolism of nitrogen ...