Words similar to ceramide
Example sentences for: ceramide
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Interestingly it has been demonstrated that rapid production of ROS in endothelial cells exposed to TNFα is mediated by ceramide [ 32 ] . Ceramide is a central figure in the sphingomyelin pathway, which has also been linked to stress related signaling and apoptosis [ 33 34 ] . This report provides evidence that cytokines regulate the fate of CLENDO cells.
For Western blot analysis, CLENDO cells were treated with TNFα (50 ng/ml) or C2 ceramide for 0, 2, 5, 10, 30, or 60 min.
Sphingomyelin content and luteal cell membrane fluidity decrease during luteolysis in vivo [ 48 49 50 51 ] . Ceramide, a product of sphingomyelin hydrolysis, is a potent stress-activated second messenger and is well established as a functional component of death receptor-mediated apoptosis [ 52 53 54 ] . Upon treatment of CLENDO cells with TNFα, we observed a rapid and sustained increase in the production of ceramide, suggesting that the sphingomyelin pathway is present and active in these cells.
However, treatment with C2 ceramide did activate the JNK pathway similar to that observed with TNFα treatment (Fig.
2α (1 μM; Sigma Chemical Company; St. Louis, MO) or C2 ceramide (50 μM; BioMol; Plymouth Meeting, PA) for 24, 48 and 72 h.