aequorin
/ˈiːkwərɪn/ /ɪˈkwɔːrɪn/(also aquorin) Biochemistry
noun
A protein which occurs in the jellyfish Aequorea forskalea (and certain other marine organisms) and luminesces with a blue light when it combines with calcium ions.
- Aequorin can be used to detect calcium ions in living tissue..
Origin
1960s. From scientific Latin Aequorea, genus name + -in.