Notes: C17 dihydro Ceramide is a synthetic ceramide that contains a non-natural C17:0 fatty acid acylated to sphingosine.{37367,37370} Conversion of C17 dihydro ceramide to C17 ceramide (Item No. 22532) has been used to study dihydroceramide desaturase activity and ceramide metabolism in cells. [Matreya, LLC. Catalog No. 2083]