Researchers have new insights into the citric acid cycle: Certain bacteria can use this central metabolic pathway 'backwards', but to do so they must have very high concentrations of the enzyme ...

In industry and domestic applications, citric acid is a chelating and buffering agent in many cleaning products and a starting material for synthesizing citrate esters, itaconic acid, ...

What would be the perfect revenge for a scientist whose paper is turned away from Nature?A Nobel Prize, of course. Such was the case for Hans Krebs, the biochemist who nabbed the award in 1953 for ...