Results 21 to 30 of about 35,942 (184)

The role of sphingosine-1-phosphate in the tumor microenvironment and its clinical implications

open access: yesTumor Biology, 2017
Elucidating the interaction between cancer and non-cancer cells, such as blood vessels, immune cells, and other stromal cells, in the tumor microenvironment is imperative in understanding the mechanisms underlying cancer progression and metastasis, which
Masato Nakajima   +4 more
doaj   +1 more source

Cardioprotective Properties of Human Platelets Are Lost in Uncontrolled Diabetes Mellitus: A Study in Isolated Rat Hearts

open access: yesFrontiers in Physiology, 2018
Platelets affect myocardial damage from ischemia/reperfusion. Redox-dependent sphingosine-1-phosphate production and release are altered in diabetic platelets. Sphingosine-1-phosphate is a double-edged sword for ischemia/reperfusion injury. Therefore, we
Isabella Russo   +12 more
doaj   +1 more source

Sphingosine-1-phosphate receptor 2 [PDF]

open access: yesFEBS Journal, 2013
Sphingosine-1-phosphate (S1P) is a potent bioactive sphingolipid involved in cell proliferation, angiogenesis, inflammation and malignant transformation among other functions. S1P acts either directly on intracellular targets or activates G protein-coupled receptors, specifically five S1P receptors (S1PRs).
Mohamad, Adada   +3 more
openaire   +2 more sources

Synergy between sphingosine 1-phosphate and lipopolysaccharide signaling promotes an inflammatory, angiogenic and osteogenic response in human aortic valve interstitial cells.

open access: yesPLoS ONE, 2014
Given that the bioactive lipid sphingosine 1-phosphate is involved in cardiovascular pathophysiology, and since lipid accumulation and inflammation are hallmarks of calcific aortic stenosis, the role of sphingosine 1-phosphate on the pro-inflammatory/pro-
Isabel Fernández-Pisonero   +7 more
doaj   +1 more source

Sphingosine 1-Phosphate Receptor 4 Expression in Colorectal Cancer Patients

open access: yesWalailak Journal of Science and Technology, 2016
The aim of this study was to investigate the expression of S1PR4 in colorectal cancer and its correlation with clinicopathologic characteristics. Paraffin-embedded colorectal cancer samples and matched adjacent normal tissues were collected from 32 ...
Suchittra SAMUHASANEETO   +2 more
doaj   +1 more source

Bile acids as global regulators of hepatic nutrient metabolism

open access: yesLiver Research, 2017
Bile acids (BA) are synthesized from cholesterol in the liver. They are essential for promotion of the absorption of lipids, cholesterol, and lipid-soluble vitamins from the intestines.
Phillip B. Hylemon   +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

Synthesis of sphingosine-1-phosphate and dihydrosphingosine-1-phosphate.

open access: yesJournal of Lipid Research, 1994
The syntheses of D-erythro-sphingosine-1-phosphate and DL-erythro-sphinganine-1-phosphate are described starting from the commercially available D-erythro-sphingosine and DL-erythro-sphinganine.
A Boumendjel, S P Miller
doaj   +1 more source

Sphingosine-1 phosphate prevents ethanol-induced corneal epithelial apoptosis

open access: yesIndian Journal of Ophthalmology, 2012
Background: Apoptosis is a programmed cell death in multicellular organisms, found in a wide variety of conditions, including inflammatory process, everywhere in the body, including the cornea and conjunctiva. Aim: To evaluate the effect of a new topical
Pierre Fournie   +5 more
doaj   +1 more source

Sphingosine-1-Phosphate in the Tumor Microenvironment: A Signaling Hub Regulating Cancer Hallmarks

open access: yesCells, 2020
As a key hub of malignant properties, the cancer microenvironment plays a crucial role intimately connected to tumor properties. Accumulating evidence supports that the lysophospholipid sphingosine-1-phosphate acts as a key signal in the cancer ...
Laura Riboni   +5 more
doaj   +1 more source

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