Firefly luciferin n. (Biochem.) A type of luciferin produced by the firefly Photinus pyralis. Note: Its structure has been elucidated, and chemically it is recognized as 4,5-Dihydro-2-(6-hydroxy-2-benzothiazol-2-yl)-4-thiazolecarboxylic acid, C11H8N3O2S2. It has found use in a very sensitive assay for ATP, in which concentrations of ATP as low as 10^(-11) molar can be detected.
Collaborative International Dictionary of English 0.48
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