Until recently the inorganic anions nitrate (NO 3 −) and nitrite (NO 2 −) were considered inert end products of nitric oxide (NO) metabolism and unfavorable dietary constituents.However, a new ...

This is a differential medium. It is used to determine if an organism is capable of reducing nitrate (NO 3-) to nitrite (NO 2-) or other nitrogenous compounds via the action of the enzyme nitratase ...