1. Parasite's unusual metabolism __Plasmodium falciparum__ may have evolved a unique, non-cyclic version of the textbook energy-producing process in cells known as the Krebs cycle -- presumably as an ...

They showed that ferrous iron, a type of iron that was abundant in early Earth's crust and ocean, could drive nine out of 11 steps of the Krebs Cycle. The Krebs Cycle is a biological pathway ...

A Nobel Prize, of course. Such was the case for Hans Krebs, the biochemist who nabbed the award in 1953 for discovering the citric acid cycle, or “Krebs cycle”—the cellular pathway that converts ...