Results 41 to 50 of about 526,512 (229)

Role of sphingosine 1-phosphate receptors, sphingosine kinases and sphingosine in cancer and inflammation [PDF]

open access: yesAdvances in Biological Regulation, 2016
Sphingosine kinase (there are two isoforms, SK1 and SK2) catalyses the formation of sphingosine 1-phosphate (S1P), a bioactive lipid that can be released from cells to activate a family of G protein-coupled receptors, termed S1P1-5. In addition, S1P can bind to intracellular target proteins, such as HDAC1/2, to induce cell responses.
Pyne, Nigel J.   +8 more
openaire   +5 more sources

Fingolimod modulates microglial activation to augment markers of remyelination [PDF]

open access: yes, 2011
Introduction Microglial activation in multiple sclerosis has been postulated to contribute to long-term neurodegeneration during disease. Fingolimod has been shown to impact on the relapsing remitting phase of disease by modulating autoreactive T-cell ...
Giovannoni Gavin   +8 more
core   +1 more source

N,N-Dimethyl-D-erythro-Sphingosine Inhibits Store-Operated Ca2+ Entry in U937 Monocytes

open access: yesJournal of Pharmacological Sciences, 2008
Calcium is a ubiquitous second messenger that controls a broad range of cellular functions, and store-operated calcium entry (SOCE) is the primary mechanism of regulated Ca2+ entry in non-excitable immunocytes. In this study, we found that N,N-dimethyl-D-
Ji-Yeong Jo   +6 more
doaj   +1 more source

Transcriptional Regulation of Sphingosine Kinase 1

open access: yesCells, 2020
Once thought to be primarily structural in nature, sphingolipids have become increasingly appreciated as second messengers in a wide array of signaling pathways.
Joseph Bonica   +3 more
doaj   +1 more source

Targeting the sphingosine kinase/sphingosine 1-phosphate pathway to treat chronic inflammatory kidney diseases [PDF]

open access: yes, 2014
Chronic kidney diseases including glomerulonephritis are often accompanied by acute or chronic inflammation that leads to an increase in extracellular matrix (ECM) production and subsequent glomerulosclerosis.
Stephanie Schwalm   +5 more
core   +1 more source

Sphingosine Kinase 1 Cooperates with Autophagy to Maintain Endocytic Membrane Trafficking

open access: yesCell Reports, 2016
Sphingosine kinase 1 (Sphk1) associates with early endocytic membranes during endocytosis; however, the role of sphingosine or sphingosine-1-phosphate as the critical metabolite in endocytic trafficking has not been established. Here, we demonstrate that
Megan M. Young   +5 more
doaj   +1 more source

The ceramide synthase 2b gene mediates genomic sensing and regulation of sphingosine levels during zebrafish embryogenesis

open access: yeseLife, 2017
Sphingosine-1-phosphate (S1P) is generated through phosphorylation of sphingosine by sphingosine kinases (Sphk1 and Sphk2). We show that sphk2 maternal-zygotic mutant zebrafish embryos (sphk2MZ) display early developmental phenotypes, including a delay ...
Karen Mendelson   +6 more
doaj   +1 more source

Fingolimod attenuates renal ischemia/reperfusion-induced acute lung injury by inhibiting inflammation and apoptosis and modulating S1P metabolism

open access: yesJournal of International Medical Research, 2021
Objective This study examined whether the immunomodulator fingolimod (FTY720) could alleviate renal ischemia/reperfusion (I/R)-induced lung injury and explored the potential mechanisms. Methods Renal I/R was established in a rat model, and FTY720 (0.5, 1,
Zu-an Shi   +4 more
doaj   +1 more source

Sphingosine Kinase 1 Signaling in Breast Cancer: A Potential Target to Tackle Breast Cancer Stem Cells

open access: yesFrontiers in Molecular Biosciences, 2021
Sphingosine kinases (SPHKs) are conserved lipid enzymes that catalyze the formation of sphingosine-1-phosphate (S1P) through ATP-dependent phosphorylation of sphingosine.
Ling-Wei Hii   +7 more
doaj   +1 more source

Sphingosine Kinase 2 in Autoimmune/Inflammatory Disease and the Development of Sphingosine Kinase 2 Inhibitors [PDF]

open access: yesTrends in Pharmacological Sciences, 2017
The purpose of this Opinion is to present a case for targeting sphingosine kinase 2 (SK2) in autoimmune/inflammatory disease. Data obtained using Sphk2-/- mice suggest that SK2 is an anti-inflammatory enzyme, although this might be misleading because of a compensatory increase in the expression of a second isoform, sphingosine kinase 1 (SK1), which ...
Pyne, Nigel J.   +2 more
openaire   +4 more sources

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