Table 1.
Tissue | Specific activity, nmol sphingomyelin/mg protein/h |
---|---|
Intestine | 113 ± 27 |
Kidney | 1.6 ± 0.1 |
Spleen | 1.5 ± 0.2 |
Heart | 4.8 ± 0.1 |
Lung | 1.2 ± 0.1 |
Brain | 582 ± 98 |
Liver | 2.0 ± 0.5 |
aSMase−/− mice were used to avoid contamination of the enzyme assay by aSMase activity. Results represent mean values (±SD) derived from three independent measurements.