Results 41 to 50 of about 102,609 (313)

Sphingosine kinase and sphingosine-1-phosphate in liver pathobiology [PDF]

open access: yesCritical Reviews in Biochemistry and Molecular Biology, 2017
Over 20 years ago, sphingosine-1-phosphate (S1P) was discovered to be a bioactive signaling molecule. Subsequent studies later identified two related kinases, sphingosine kinase 1 and 2, which are responsible for the phosphorylation of sphingosine to S1P. Many stimuli increase sphingosine kinase activity and S1P production and secretion.
Timothy, Rohrbach   +2 more
openaire   +2 more sources

Biochemical studies on sphingolipids of Artemia franciscana: novel neutral glycosphingolipids[S]

open access: yesJournal of Lipid Research, 2011
Neutral glycosphingolipids containing one to six sugars in their oligosaccharide chains have been isolated from cysts of the brine shrimp Artemia franciscana.
Hisao Kojima   +5 more
doaj   +1 more source

Brown Adipose Transplantation Improves Polycystic Ovary Syndrome-Involved Metabolome Remodeling

open access: yesFrontiers in Endocrinology, 2021
Polycystic ovary syndrome (PCOS) is a complex reproductive, endocrine, and metabolic disorder in reproductive-age women. In order to explore the active metabolites of brown adipose tissue (BAT) transplantation in improving the reproductive and metabolic ...
Lihua Yao   +14 more
doaj   +1 more source

Sphingosine 1-phosphate receptors: do they have a therapeutic potential in cardiac fibrosis? [PDF]

open access: yes, 2017
Sphingosine 1-phosphate (S1P) is a bioactive lipid that is characterized by a peculiar mechanism of action. In fact, S1P, which is produced inside the cell, can act as an intracellular mediator, whereas after its export outside the cell, it can act as ...
Frati, Alessia   +4 more
core   +2 more sources

The Role of Ceramide and Sphingosine-1-Phosphate in Alzheimer’s Disease and Other Neurodegenerative Disorders

open access: yesMolecular Neurobiology, 2019
Bioactive sphingolipids—ceramide, sphingosine, and their respective 1-phosphates (C1P and S1P)—are signaling molecules serving as intracellular second messengers. Moreover, S1P acts through G protein-coupled receptors in the plasma membrane. Accumulating
K. Czubowicz   +4 more
semanticscholar   +1 more source

Recent advances in the role of sphingosine 1‐phosphate in cancer

open access: yesFEBS Letters, 2020
Sphingosine 1‐phosphate (S1P) is a bioactive lipid that binds to a family of G protein‐coupled receptors (S1P1–5) and intracellular targets, such as HDAC1/2, that are functional in normal and pathophysiologic cell biology. There is a significant role for
N. Pyne, S. Pyne
semanticscholar   +1 more source

Cellular signalling by sphingosine kinase and sphingosine 1‐phosphate [PDF]

open access: yesIUBMB Life, 2006
AbstractSphingosine kinases, through the formation of the bioactive phospholipid sphingosine 1‐phosphate, have been implicated in a diverse range of cellular processes, including cell proliferation, apoptosis, calcium homeostasis, angiogenesis and vascular maturation. The last few years have seen a number of significant advances in understanding of the
Leclercq, T., Pitson, S.
openaire   +3 more sources

Decreased Sphingosine Due to Down-Regulation of Acid Ceramidase Expression in Airway of Bronchiectasis Patients: A Potential Contributor to Pseudomonas aeruginosa Infection

open access: yesInfection and Drug Resistance, 2023
Qian Qi,1,2,* Jiawei Xu,1,2,* Yujiao Wang,3,* Jian Zhang,1 Mingxia Gao,1 Yu Li,4 Liang Dong1,2 1Department of Respiratory, the First Affiliated Hospital of Shandong First Medical University & Shandong Provincial Qianfoshan Hospital, Shandong ...
Qi Q   +6 more
doaj  

Signaling at the membrane interface by the DGK/SK enzyme family

open access: yesJournal of Lipid Research, 2009
The sphingosine (SK) and diacylglycerol (DGK) kinases have become the subject of considerable focus recently due to their involvement as signaling enzymes in a variety of important biological processes.
Daniel M. Raben, Binks W. Wattenberg
doaj   +1 more source

1-Deoxysphinganine initiates adaptive responses to serine and glycine starvation in cancer cells via proteolysis of sphingosine kinase

open access: yesJournal of Lipid Research, 2022
Cancer cells may depend on exogenous serine, depletion of which results in slower growth and activation of adaptive metabolic changes. We previously demonstrated that serine and glycine (SG) deprivation causes loss of sphingosine kinase 1 (SK1) in cancer
Jean-Philip Truman   +8 more
doaj   +1 more source

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