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Vitamin K 2 MeSH Descriptor Data 2026


MeSH Heading
Vitamin K 2
Tree Number(s)
D02.455.426.559.847.638.721.374.844
D02.455.849.291.523.500.844
D02.806.550.750
D04.615.638.721.374.844
Unique ID
D024482
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D024482
Annotation
deficiency: coordinate VITAMIN K 2 (IM) with VITAMIN K DEFICIENCY (IM)
Scope Note
A group of substances similar to VITAMIN K 1 which contains a ring of 2-methyl-1,4-naphthoquinione and an isoprenoid side chain of varying number of isoprene units. In vitamin K 2, each isoprene unit contains a double bond. They are produced by bacteria including the normal intestinal flora.
Entry Term(s)
Menaquinone
Menaquinones
Vitamin K Quinone
Vitamin K2
Pharm Action
Antifibrinolytic Agents
Vitamins
Registry Numbers
11032-49-8
Previous Indexing
Vitamin K (1965-2001)
Public MeSH Note
2002; see VITAMIN K 1965-2001
History Note
2002; use VITAMIN K 1965-2001
Date Introduced
2002/01/01
Last Updated
2006/07/05
Vitamin K 2 Preferred
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