The Krebs cycle, also known as the tricarboxylic acid (TCA) cycle, was discovered by Hans Krebs in 1937, and once the process was outlined, what we knew about it remained largely unchanged. But ...

The Krebs cycle may be like a busy roundabout, as vehicles whizz in and out from different junctions Transformer: The deep chemistry of life and death Nick Lane Profile Books IF WE want to ...

They have shown an enzyme-free metabolic pathway that mirrors the Krebs cycle. It is sparked by particles called sulphate radicals under conditions similar to those on Earth four billion years ago.