The SM (Sphingomyelin) pathway is an evolutionarily conserved stress response system linking diverse environmental stresses (Ultraviolet, Heat Shock, Oxidative Stress, and Ionizing Radiation) to cellular effector pathways. Ceramide is the second messenger in this system and can be generated either by hydrolysis of SM through SM-specific PLC (Phospholipase-C) termed SMases (Sphingomyelinases) or by de novo synthesis through the enzyme Ceramide Synthase . There are two classes of SMase, acidic (A-Smase) and neutral (N-Smase). Stre...
Pralhada Rao R, Vaidyanathan N, Rengasamy M, Mammen Oommen A, Somaiya N, Jagannath MR. J Lipids. 2013;2013:178910. doi: 10.1155/2013/178910. Epub 2013 Aug 4.
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