C8-Ceramide (N-Octanoyl-D-erythro-sphingosine) is a cell-permeable analog of naturally occurring ceramides. C8-Ceramide has anti-proliferation properties and acts as a potent chemotherapeutic agent. C8-Ceramide stimulates dendritic cells to promote T cell responses upon virus infections. C8-Ceramide induces slight activation of爌rotein kinase (PKC)爄n vitro