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单词 haemocyanin
释义

haemocyaninhemocyaninn.

/hiːməʊˈsʌɪənɪn/
Forms: Also erron. hæma-.
Etymology: See haemo- comb. form and cyanin n.
Chemistry.
a. A blue colouring matter which has been found in human blood.
ΚΠ
1845 G. E. Day tr. J. F. Simon Animal Chem. I. 43 Hæmacyanin, or a blue colouring matter, has been detected by Sanson in healthy blood.
b. A substance containing copper, blue when oxidized and colourless when deoxidized, found normally in the blood of some invertebrates.
ΚΠ
1885 W. Stirling tr. L. Landois Text-bk. Human Physiol. I. 12 In cephalopods and some crabs the blood is blue, owing to the presence of a colouring matter (Hæmocyanin) which contains copper.
This entry has not yet been fully updated (first published 1898; most recently modified version published online December 2020).
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