vitamin K2
vitamin K2 vitamin K2, vitamins K2 vitamins K2 . one of the two K vitamins, actually a mixture of homologous fat-soluble substituted naphthoquinones (called {menaquinones}), ({C11H7O2[C5H8]nH}), where n may be 1 to 13 but is mostly 7 to 9. The term is also used for synthetic compounds resembling vitamin K2 and having the same physiological action. The individual components of vitamin K2 are also referred to by the number of isoprenyl units in the side chain (the number n in the formula), as for menadione, having no units at that position of the naphthaquinone ring, and also called vitamin K2(0) (and also called {vitamin K3}). --[MI11]

Syn: menaquinones, antihemorrhagic vitamin.. [WordNet 1.5 +PJC]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • vitamin K2 — kā tü n VITAMIN K (1b) * * * menaquinone …   Medical dictionary

  • Vitamin K2 — Dieser Artikel oder Abschnitt ist nicht hinreichend mit Belegen (Literatur, Webseiten oder Einzelnachweisen) versehen. Die fraglichen Angaben werden daher möglicherweise demnächst gelöscht. Hilf Wikipedia, indem du die Angaben recherchierst und… …   Deutsch Wikipedia

  • vitamin K2 — noun see vitamin K 1b * * * a light yellow, crystalline solid, C41H56O2, having properties similar to those of vitamin K1. * * * vitamin K2, a vitamin found in fish meal and in microorganisms. Formula: C41H56O2 …   Useful english dictionary

  • vitamin K2 — a light yellow, crystalline solid, C41H56O2, having properties similar to those of vitamin K1. * * * …   Universalium

  • vitamin K2 — /vaɪtəmən keɪ ˈtu/ (say vuytuhmuhn kay tooh) noun a compound similar in activity to vitamin K1; menaquinone …   Australian English dictionary

  • vitamin K2 — noun menaquinone …   Wiktionary

  • Vitamin K2 — Menachinon …   Universal-Lexikon

  • Vitamin K — has also been used as a slang term for ketamine, an unrelated anaesthetic. Vitamin K1 (phylloquinone). Both forms of the vitamin contain a functional naphthoquinone ring and an aliphatic side chain. Phylloquinone has a phytyl side chain …   Wikipedia

  • vitamin K — n. a fat soluble vitamin, synthesized constantly by intestinal bacteria in mammals and occurring in certain green vegetables, fish meal, etc., that promotes blood clotting and is required for the synthesis of prothrombin by the liver: the two… …   Universalium

  • vitamin K — n. a fat soluble vitamin, synthesized constantly by intestinal bacteria in mammals and occurring in certain green vegetables, fish meal, etc., that promotes blood clotting and is required for the synthesis of prothrombin by the liver: the two… …   English World dictionary

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”