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Pronunciation: ser′ă-mīd

Definition: Generic term for a class of sphingolipid, N-acyl (fatty acid) derivatives of a long chain base or sphingoid such as sphinganine or sphingosine; CH3(CH2)12CH=CH—CHOH—CH(CH2OH)—NH—CO—R, where R is the fatty-acyl residue, attached in this example to 4-sphingenine (sphingosine) in amide linkage. Ceramides accumulate in people with Farber disease.

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