respiratory pigment


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respiratory pigment

[′res·prə‚tȯr·ē ¦pig·mənt]
(biochemistry)
Any of various conjugated proteins that function in living organisms to transfer oxygen in cellular respiration.
References in periodicals archive ?
Some Antarctic fishes, the icefishes (Channichtyidae) have even lost their respiratory pigments (Ruud, 1954).
The cooperativity of respiratory pigments is characterized by the Hill coefficient ([n.sub.50]).