Results 161 to 170 of about 37,595 (198)

Inhibitors of sphingosine-1-phosphate metabolism (sphingosine kinases and sphingosine-1-phosphate lyase)

Chemistry and Physics of Lipids, 2016
Sphingolipids (SLs) are essential structural and signaling molecules of eukaryotic cells. Among them, sphingosine 1 phosphate (S1P) is a recognized promoter of cell survival, also involved, inter alia, in inflammation and tumorigenesis processes. The knowledge and modulation of the enzymes implicated in the biosynthesis and degradation of S1P are ...
Pol, SanllehĂ­   +3 more
openaire   +2 more sources

Sphingosine kinase, sphingosine-1-phosphate, and apoptosis

Biochimica et Biophysica Acta (BBA) - Molecular and Cell Biology of Lipids, 2002
The sphingolipid metabolites ceramide (Cer), sphingosine (Sph), and sphingosine-1-phosphate (S1P) play an important role in the regulation of cell proliferation, survival, and cell death. Cer and Sph usually inhibit proliferation and promote apoptosis, while the further metabolite S1P stimulates growth and suppresses apoptosis.
Michael, Maceyka   +3 more
openaire   +2 more sources

Sphingosine kinases, sphingosine-1-phosphate and sphingolipidomics

Prostaglandins & Other Lipid Mediators, 2005
It has become abundantly clear over the past decade that sphingolipids and their metabolites are key signaling molecules. Ceramide, the backbone of all sphingolipids, predominantly inhibits cell growth and induces apoptosis, while its metabolite, sphingosine-1-phosphate promotes growth and survival.
Michael, Maceyka   +2 more
openaire   +2 more sources

Synthesis of fluorescence-Labeled sphingosine and sphingosine 1-phosphate; effective tools for sphingosine and sphingosine 1-phosphate behavior

Bioorganic & Medicinal Chemistry Letters, 2003
A fluorescence-labeled sphingosine and sphingosine 1-phosphate have been successfully synthesized from the oxazolidinone methyl ester derived from glycidol via monoalkylation and the stereoselective reduction of the resulting ketone. The labeled sphingosine was converted into its phosphate by treatment with sphingosine kinase 1 (SPHK1) from mouse, and ...
Toshikazu, Hakogi   +5 more
openaire   +2 more sources

The neurobiology of sphingosine 1-phosphate signaling and sphingosine 1-phosphate receptor modulators

Neurology, 2011
Sphingosine 1-phosphate receptors (S1PRs) are G protein-coupled receptors expressed by many cell types, including immune and neural cells. These receptors are promising targets for immunomodulatory and possibly neuromodulatory therapies. Fingolimod (FTY720) is a sphingosine analog that, when phosphorylated, becomes a prototypical S1PR modulator. It has
Betty, Soliven   +2 more
openaire   +2 more sources

Sphingosine-1-Phosphate Phosphatases

Prostaglandins & Other Lipid Mediators, 2001
Sphingosine-1-phosphate is a potent proliferative, survival, and morphogenetic factor, acting as an extracellular ligand for the EDG family of G-protein-coupled receptors and possibly intracellularly through as yet, unidentified targets. It is produced within most, if not all cells by phosphorylation of sphingosine, and is an abundant serum lipid that ...
openaire   +2 more sources

Sphingosine 1-phosphate receptors

Prostaglandins & Other Lipid Mediators, 2001
Sphingosine-1-phosphate (SPP) is a bioactive lipid produced from the metabolism of sphingomyelin. It is an important constituent of serum and regulates cell growth, survival, migration, differentiation and gene expression. Its mode of action has been enigmatic; however, recent findings have shown that a family of G-protein-coupled receptors (GPCR) of ...
openaire   +2 more sources

Sphingosine 1-Phosphate Metabolism and Signaling

2022
Sphingosine 1-phosphate (S1P) is a well-defined bioactive lipid molecule derived from membrane sphingolipid metabolism. In the past decades, a series of key enzymes involved in generation of S1P have been identified and characterized in detail, as well as enzymes degrading S1P.
Yan, Hu, Kezhi, Dai
openaire   +2 more sources

Regulation of the Sphingosine Kinase/Sphingosine 1-Phosphate Pathway

2013
Sphingolipids have emerged as pleiotropic signaling molecules with roles in numerous cellular and biological functions. Defining the regulatory mechanisms governing sphingolipid metabolism is crucial in order to develop a complete understanding of the biological functions of sphingolipid metabolites.
K Alexa Orr, Gandy, Lina M, Obeid
openaire   +2 more sources

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