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luciferin

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luciferin [lü′sif·ə·rən]
(biochemistry)
A species-specific pigment in many luminous organisms that emits heatless light when combined with oxygen.
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After mixing the resulting powder with a variety of solutions, he concluded he had two chemicals, which he subsequently named luciferin and luciferase (lucifer translates to "light bearer" in Latin).
Cold Light: Creatures, Discoveries, and Inventions That Glow by Science News
A firefly's light is produced by a chemical reaction involving a special protein, a pigment called luciferin, and oxygen.
Firefly delight by Sohn, Emily / Science News for Kids
The plate was placed in a Lmax luminometer (Molecular Devices Corporation, Sunnyvale, CA, USA), and the following sequence of events was programmed for each well: a) injection of 100 [micro]L luciferin assay mix (Promega); b) 4-sec delay; c) light production measured over a 10-sec period.
Biomarker measurements in a coastal fish-eating population ... by Pereg, Daria / Environmental Health Perspectives
 
 
 
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