Sphingosine 1-phosphate signaling during infection and immunity

S Mohammed, A Bindu, A Viswanathan… - Progress in Lipid …, 2023 - Elsevier
Sphingolipids are essential components of all eukaryotic membranes. The bioactive
sphingolipid molecule, Sphingosine 1-Phosphate (S1P), regulates various important …

[HTML][HTML] Raising the 'good'oxidants for immune protection

A Dumas, UG Knaus - Frontiers in immunology, 2021 - frontiersin.org
Redox medicine is a new therapeutic concept targeting reactive oxygen species (ROS) and
secondary reaction products for health benefit. The concomitant function of ROS as …

[HTML][HTML] The functional role of sphingosine kinase 2

R Diaz Escarcega, LD McCullough… - Frontiers in Molecular …, 2021 - frontiersin.org
Sphingosine-1-phosphate (S1P) is a bioactive lipid molecule that is present in all eukaryotic
cells and plays key roles in various extracellular, cytosolic, and nuclear signaling pathways …

Extracellular vesicles derived from CD4+ T cells carry DGKK to promote sepsis-induced lung injury by regulating oxidative stress and inflammation

G Tu, Y Zhang, J Ma, J Hou, G Hao, Y Su, J Luo… - Cellular & Molecular …, 2023 - Springer
Background Sepsis is an abnormal immune response after infection, wherein the lung is the
most susceptible organ to fail, leading to acute lung injury. To overcome the limitations of …

Recent Progress in the Development of Opaganib for the Treatment of Covid-19

CD Smith, LW Maines, SN Keller… - Drug Design …, 2023 - Taylor & Francis
The Covid-19 pandemic driven by the SARS-CoV-2 virus continues to exert extensive
humanitarian and economic stress across the world. Although antivirals active against mild …

NOX4 mediates epithelial cell death in hyperoxic acute lung injury through mitochondrial reactive oxygen species

A Harijith, P Basa, A Ha, J Thomas, A Jafri… - Frontiers in …, 2022 - frontiersin.org
Management of acute respiratory distress involves O2 supplementation, which is lifesaving,
but causes severe hyperoxic acute lung injury (HALI). NADPH oxidase (NOX) could be a …

Nuclear sphingosine-1-phosphate lyase generated∆ 2-hexadecenal is a regulator of HDAC activity and chromatin remodeling in lung epithelial cells

DL Ebenezer, R Ramchandran, P Fu… - Cell biochemistry and …, 2021 - Springer
Abstract Sphingosine-1-phosphate (S1P), a bioactive lipid mediator, is generated from
sphingosine by sphingosine kinases (SPHKs) 1 and 2 and is metabolized to∆ 2 …

[HTML][HTML] NADPH Oxidase 4-mediated Alveolar Macrophage Recruitment to Lung Attenuates Neutrophilic Inflammation in Staphylococcus aureus Infection

S Han, S Moon, YW Chung, JH Ryu - Immune Network, 2023 - ncbi.nlm.nih.gov
When the lungs are infected with bacteria, alveolar macrophages (AMs) are recruited to the
site and play a crucial role in protecting the host by reducing excessive lung inflammation …

Lipid-derived mediators are pivotal to leukocyte and lung cell responses in sepsis and ARDS

J Nijmeh, BD Levy - Cell biochemistry and biophysics, 2021 - Springer
Acute inflammation in the lung is essential for host defense against pathogens and other
injuries but chronic or excessive inflammation can contribute to several common respiratory …

How do sphingolipids play a role in epigenetic mechanisms and gene expression?

G Silva, FB Coeli-Lacchini, AM Leopoldino - Epigenomics, 2022 - Future Medicine
Sphingolipids have been studied under several pathological conditions, and their impacts
on a variety of cellular and biological functions have been demonstrated in different types of …