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Viral hepatitis in all its forms is a major public health problem throughout the world, affecting several hundreds of millions of… Expand The presence of nitrates and nitrites in food is associated with an increased risk of gastrointestinal cancer and, in infants… Expand The inorganic anions nitrate (NO3−) and nitrite (NO2−) were previously thought to be inert end products of endogenous nitric… Expand Nitrite anions comprise the largest vascular storage pool of nitric oxide (NO), provided that physiological mechanisms exist to… Expand Numerous methods are available for measurement of nitrate (NO(-)(3)). However, these assays can either be time consuming or… Expand Plasma nitrite and nitrate determinations are increasingly being used in clinical chemistry as markers for the activity of nitric… Expand The increasing importance of nitric oxide synthase has been underscored by the elucidation of its role in a growing number of… Expand Previous studies have shown that cytotoxic activated macrophages cause inhibition of DNA synthesis, of mitochondrial respiration… Expand Escherichia coli lipopolysaccharide (LPS)-induced nitrate biosynthesis was studied in LPS-sensitive C3H/He and LPS-resistant C3H… Expand An accurate, dependable determination of 0–60 μg-at./l. of NO − 3 -N in sea water has been developed. The sample is treated with… Expand