Canadian Medical Guide > Chemicals and Drugs > Lipids > Membrane Lipids > Sphingolipids Terms and Definitions




Sphingolipids

Medical Definition: A class of membrane lipids that have a polar head and two nonpolar tails. They are composed of one molecule of the long-chain amino alcohol sphingosine (4-sphingenine) or one of its derivatives, one molecule of a long-chain acid, a polar head alcohol and sometimes phosphoric acid in diester linkage at the polar head group. (Lehninger et al, Principles of Biochemistry, 2nd ed)
Previously Indexed: Lipids (1966-1970)

Sphingolipids Medical Definitions and Terms

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