Results 31 to 40 of about 30,263,835 (197)

Redox‐Neutral Vicinal Dialkylation of Aryl Boronic Esters via the Palladium/Norbornene Cooperative Catalysis

open access: yesAngewandte Chemie, EarlyView.
A new mode of the palladium/norbornene (Pd/NBE) cooperative catalysis, that is, redox‐neutral difunctionalization of aryl boronic esters with two electrophiles, has been developed, which can be used to streamline the preparation of a functionalized benzoazepane.
Rong Ye   +4 more
wiley   +2 more sources

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

Sphingolipids as Emerging Mediators in Retina Degeneration

open access: yesFrontiers in Cellular Neuroscience, 2019
The sphingolipids ceramide (Cer), sphingosine-1-phosphate (S1P), sphingosine (Sph), and ceramide-1-phosphate (C1P) are key signaling molecules that regulate major cellular functions.
M. Victoria Simón   +3 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

The Golgi-localized sphingosine-1-phosphate phosphatase is indispensable for Leishmania major

open access: yesScientific Reports, 2022
Sphingosine-1-phosphate phosphatase (SPP) catalyzes the dephosphorylation of sphingosine-1-phosphate (S1P) into sphingosine, the reverse reaction of sphingosine kinase.
Brian Okundaye   +3 more
doaj   +1 more source

Ablation of Sphingosine Kinase 1 Protects Cornea from Neovascularization in a Mouse Corneal Injury Model

open access: yesCells, 2022
The purpose of this study was to investigate the role of sphingosine kinase 1 (SphK1), which generates sphingosine-1-phosphate (S1P), in corneal neovascularization (NV).
Joseph L. Wilkerson   +9 more
doaj   +1 more source

Role of the SAFE pathway and the mitochondria in HDL cholesterol (and its constituent sphingosine-1-phosphate) induced cardioprotection [PDF]

open access: yes, 2011
High density lipoprotein cholesterol (HDL) and its component sphingosine-1-phosphate (S1P) protect against myocardial infarction. Recently, the SAFE (survivor activating factor enhancement) pathway, involving tumour necrosis factor (TNF) and the ...
Hacking, Damian
core   +1 more source

The Anti-Infectious Role of Sphingosine in Microbial Diseases

open access: yesCells, 2021
Sphingolipids are important structural membrane components and, together with cholesterol, are often organized in lipid rafts, where they act as signaling molecules in many cellular functions.
Yuqing Wu   +3 more
doaj   +1 more source

Functional Characterization of a Higher Plant Sphingolipid Δ4-Desaturase: Defining the Role of Sphingosine and Sphingosine-1-Phosphate in Arabidopsis [PDF]

open access: yes, 2008
The role of Δ4-unsaturated sphingolipid long-chain bases such as sphingosine was investigated in Arabidopsis (Arabidopsis thaliana). Identification and functional characterization of the sole Arabidopsis ortholog of the sphingolipid Δ4-desaturase was ...
Warnecke, D.   +31 more
core   +1 more source

Sphingosine-1-phosphate: the Swiss army knife of sphingolipid signaling

open access: yesJournal of Lipid Research, 2009
The sphingolipid metabolite sphingosine-1-phosphate (S1P) and the kinases that produce it have emerged as critical regulators of numerous fundamental biological processes important for health and disease.
Michael Maceyka   +2 more
doaj   +1 more source

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