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Pronunciation: ē′kwō-rin

Definition: A luminescent protein isolated from the jellyfish Aequorea that emits blue light in the presence of even minute amounts of calcium ion; injected intracellularly, it is used to measure free calcium ion transients within cells.

See Also: fura-2, quin-2

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.