Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Different molecules of sphingomyelin according to the length and unsaturation of the acyl residue and sphingoid. A, fatty acid compositions of sphingomyelin species (yellow box) and A and B, long-chain base compositions of sphingomyelins (blue box). Note that the major difference among SM molecules is length and saturation of fatty acids. (http://www.lipidmaps.org/data/structure/LMSDSearch.php?Mode=ProcessClassSearch&LMID=LMSP0301&s=sphingomyelin).
