Results 1 to 10 of about 1,243,207 (207)

Atomistic-Level Structural Insight into Vespa Venom (Ves a 1) and Lipid Membrane Through the View of Molecular Dynamics Simulation [PDF]

open access: yesToxins
This study used all-atom molecular dynamics simulations to investigate the structural dynamics of Ves a 1, a phospholipase from Vespa affinis venom, and its interactions within a lipid membrane environment, both alone and in the presence of the inhibitor
Nawanwat Chainuwong Pattaranggoon   +5 more
doaj   +2 more sources

S1P Lyase Deficiency in the Brain Promotes Astrogliosis and NLRP3 Inflammasome Activation via Purinergic Signaling

open access: yesCells, 2023
Astrocytes are critical players in brain health and disease. Brain pathologies and lesions are usually accompanied by astroglial alterations known as reactive astrogliosis.
Shah Alam   +6 more
doaj   +1 more source

Sphingosine‐1‐phosphate‐lyase deficiency affects glucose metabolism in a way that abets oncogenesis

open access: yesMolecular Oncology, 2022
Sphingosine‐1‐phosphate (S1P), a bioactive signaling lipid, is involved in several vital processes, including cellular proliferation, survival and migration, as well as neovascularization and inflammation.
Sumaiya Y. Afsar   +3 more
doaj   +1 more source

Sphingolipid metabolism in the development and progression of cancer: one cancer's help is another's hindrance

open access: yesMolecular Oncology, 2021
Cancer development is a multistep process in which cells must overcome a series of obstacles before they can become fully developed tumors. First, cells must develop the ability to proliferate unchecked.
Antonia Piazzesi   +2 more
doaj   +1 more source

Lipid and Lipidation in Membrane Fusion

open access: yesThe Journal of Membrane Biology, 2022
Membrane fusion plays a lead role in the transport of vesicles, neurotransmission, mitochondrial dynamics, and viral infection. There are fusion proteins that catalyze and regulate the fusion. Interestingly, various types of fusion proteins are present in nature and they possess diverse mechanisms of action.
Avijit Sardar   +4 more
openaire   +2 more sources

Spiroplasma membrane lipids [PDF]

open access: yesJournal of Bacteriology, 1985
Membranes of six spiroplasma strains belonging to different Spiroplasma species and subgroups were isolated by a combination of osmotic lysis and sonication in the presence of EDTA to block endogenous phospholipase activity. Analysis of membrane lipids showed that in addition to free and esterified cholesterol the spiroplasmas incorporated exogenous ...
P J, Davis   +3 more
openaire   +2 more sources

Neurodegeneration Caused by S1P-Lyase Deficiency Involves Calcium-Dependent Tau Pathology and Abnormal Histone Acetylation

open access: yesCells, 2020
We have shown that sphingosine 1-phosphate (S1P) generated by sphingosine kinase 2 (SK2) is toxic in neurons lacking S1P-lyase (SGPL1), the enzyme that catalyzes its irreversible cleavage.
Shah Alam   +4 more
doaj   +1 more source

Membrane curvature sorts lipids [PDF]

open access: yesEMBO reports, 2005
The enrichment of sphingolipids and cholesterol in the mammalian plasma membrane, and unsaturated phosphatidylcholine (PC) in the endoplasmic reticulum, requires lipid sorting in the Golgi apparatus. Most sphingolipids are synthesized in the Golgi lumen (Holthuis & Levine, 2005).
van Meer, G., Vaz, W.L.C.
openaire   +3 more sources

Phospholipase D3 degrades mitochondrial DNA to regulate nucleotide signaling and APP metabolism

open access: yesNature Communications, 2023
Phospholipase D3 (PLD3) polymorphisms are linked to late-onset Alzheimer’s disease (LOAD). Being a lysosomal 5’-3’ exonuclease, its neuronal substrates remained unknown as well as how a defective lysosomal nucleotide catabolism connects to AD ...
Zoë P. Van Acker   +11 more
doaj   +1 more source

Analytical and computational workflow for in-depth analysis of oxidized complex lipids in blood plasma

open access: yesNature Communications, 2022
Oxidized lipids are prominent bioactive agents, and yet their molecular repertoire remains largely unknown. Here, the authors apply bioinformatics and LC-MS/MS to uncover the diversity and specificity of modified lipids in human blood plasma of lean and ...
Angela Criscuolo   +9 more
doaj   +1 more source

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