An oxygen-carrying pigment (molecular weights between 0.45 and 13 × 106) of lower sea animals (including molluscs and crustacea) and arthropods; copper is an essential component, but it contains no heme; used as an experimental antigen.

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he·mo·cy·a·nin or chiefly Brit hae·mo·cy·a·nin .hē-mō-'sī-ə-nən n a colorless copper-containing respiratory pigment in solution in the blood plasma of various arthropods and mollusks

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he·mo·cy·a·nin (he″mo-siґə-nin) a nonheme blue respiratory pigment that is found in the blood plasma of many mollusks and arthropods and is composed of monomers each of which contains two atoms of Cu+ and can bind one molecule of O2.

Medical dictionary. 2011.

Look at other dictionaries:

  • hemocyanin — hemocyanin. См. гемоцианин. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • hemocyanin — [hē΄məsī′ə nin] n. [ HEMO + CYAN + IN1] a blue, oxygen carrying blood pigment containing copper, found in many arthropods and mollusks …   English World dictionary

  • Hemocyanin — Hemocyanins (also spelled haemocyanins) are respiratory proteins in the form of metalloproteins containing two copper atoms that reversibly bind a single oxygen molecule (O2). Oxygenation causes a color change between the colorless Cu(I)… …   Wikipedia

  • hemocyanin — noun Etymology: International Scientific Vocabulary hem + cyan + 1 in Date: 1885 a copper containing respiratory pigment in the circulatory fluid of various arthropods and mollusks …   New Collegiate Dictionary

  • hemocyanin — n. [Gr. haima, blood; kyanos, dark blue] A blue oxygen carrying respiratory protein containing copper in the prosthetic group instead of iron; found in many invertebrate species …   Dictionary of invertebrate zoology

  • hemocyanin — /hee meuh suy euh nin, hem euh /, n. Biochem. a blue, copper containing respiratory pigment in the plasma of many invertebrates. [1835 45; HEMO + CYAN 1 + IN2] * * * …   Universalium

  • hemocyanin — noun a blue copper containing respiratory pigment (a metalloprotein) found in most molluscs, and some arthropods …   Wiktionary

  • hemocyanin — Copper containing respiratory pigment in blood of malacostracans [Moore and McCormick, 1969]. (Class Malacostraca): Copper containing respiratory pigment in blood [McLaughlin, 1980] …   Crustacea glossary

  • hemocyanin — he·mo·cy·a·nin …   English syllables

  • hemocyanin — he•mo•cy•a•nin [[t]ˌhi məˈsaɪ ə nɪn[/t]] n. biochem. a blue copper containing pigment that transports oxygen in the blood of many mollusks, crustaceans, and other invertebrates • Etymology: 1835–45; hemo + Gkkýan(os)(see cyano ) + in I …   From formal English to slang

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