a role for adenosine 3',5'-monophosphate ( cyclic amp ) in modulating macrophage functional activity was suggested because prostaglandins of the e series increase intracellular concentrations of cyclic amp in macrophages and because treatment of interferon-activated macrophages with dibutyryl cyclic amp consistently inhibits expression of cytotoxicity .
C0001455
cyclic amp
C0012054
dibutyryl cyclic amp