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ae·quo·rin | \ ēˈkwȯrə̇n, -ōr- \
plural -s
Definition of aequorin
: a bioluminescent protein of jellyfish (genus Aequorea) that emits light in response to the addition of calcium or strontium and is used to demonstrate the presence and distribution of calcium in cells
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Merriam-Webster unabridgedWords at Play
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Time Traveler for aequorin
The first known use of aequorin was in 1962
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