Ceramide and Cyclic Adenosine Monophosphate (cAMP) Induce cAMP Response Element Binding Protein Phosphorylation via Distinct Signaling Pathways While Having Opposite Effects on Myeloid Cell Survival - Scheid, Michael P.; Foltz, Ian N.; Young, Peter R.; Schrader, John W.; Duronio, Vincent (Blood, 1999)