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“There’s remnant luciferin on this plant life,” I say, telling the truth.

Both sets of organisms stabilize luciferin by adding sulfur to its chemical structure, even though the sulfur-adding proteins are very different, she has found.

The team say that is important as the process involves a luciferin produced from a chemical that is naturally present in plants – caffeic acid.

You need some sort of luciferin, a molecule that can emit light.

Hirata asked him to extract and purify a compound, luciferin, which enables the tiny marine crustacean Cypridina to glow in the dark.