References
PMID:12404124
nitric oxide inhibits acid and neutral sphingomyelinases through generation of cyclic GMP and activation of protein kinase G
PMID:9393753
The protein kinase C activators phorbol esters and phosphatidylserine inhibit neutral sphingomyelinase activation, ceramide generation, and apoptosis triggered by daunorubicin.
PMID:26801188