Results 91 to 100 of about 377,050 (209)

Scotty: lattice coincidences for macromolecular crystallographic phasing

open access: yesActa Crystallographica Section D, Volume 82, Issue 7, Page 813-823, July 2026.
Scotty is a tool that leverages Niggli‐cell matches to identify similar crystallographic lattices and perform phasing with difference Fourier methods.When a macromolecular crystal lattice targeted for study is closely related to a previously studied crystal lattice, phasing the target crystal by difference (fast‐)Fourier transform (DFFT) methods is ...
Airlie J. McCoy   +3 more
wiley   +1 more source

Different effects of n-6 and n-3 polyunsaturated fatty acids on the activation of rat smooth muscle cells by interleukin-1β

open access: yesJournal of Lipid Research, 2003
There is good evidence that the n-3 polyunsaturated fatty acids (PUFAs) in fish oil have antiinflammatory effects and reduce the pathogenesis of atherosclerosis. However, the mechanisms underlying these actions are largely unknown.
Souad Bousserouel   +4 more
doaj   +1 more source

Scotty: lattice coincidences in the Protein Data Bank

open access: yesActa Crystallographica Section D, Volume 82, Issue 7, Page 824-835, July 2026.
Scotty supports crystallographic comparisons of lattice coincidences, the interpretation of oligomeric assemblies and paracrystallinity.The application Scotty, implemented within the Phasertng codebase, was used to perform a PDB‐wide analysis of lattice coincidences.
Airlie J. McCoy   +3 more
wiley   +1 more source

AKTIVITAS FOSFOLIPASE-A2 SEKRETORIS PLASMA TROMBOSITOPENIA DEMAM BERDARAH DENGUE (Plasma Secretory Phospholipase-A2 Activity in Thrombocytopenic Dengue Haemorrhagic Fever)

open access: yes, 2010
Infected macrophages by dengue virus will produce phospholipase-A2 (PLA2) enzyme, that can promote arachidonic acid metabolism that produce inflammatory mediators, causing endhothelial damage and severe plasma leakage.
Hidayati, Wiyanda   +2 more
core   +1 more source

Molecular Characterization of Three Novel Phospholipase A2 Proteins from the Venom of Atheris chlorechis, Atheris nitschei and Atheris squamigera

open access: yesToxins, 2016
Secretory phospholipase A2 (sPLA2) is known as a major component of snake venoms and displays higher-order catalytic hydrolysis functions as well as a wide range of pathological effects.
He Wang   +5 more
doaj   +1 more source

Proteolytic remodelling of the extracellular matrix by pericytes

open access: yesThe FEBS Journal, Volume 293, Issue 13, Page 3899-3953, July 2026.
Pericytes are specialised perivascular cells intimately connected with endothelial cells and essential for the maintenance of vascular beds. They contribute to the formation and remodelling of the extracellular matrix by actively secreting proteases and protease inhibitors.
Tina Burkhard   +4 more
wiley   +1 more source

Bioconjugation Strategies for Revealing the Roles of Glycerophospholipids in Cells

open access: yesChemBioChem, Volume 27, Issue 11, 15 June 2026.
Glycerophospholipids are the main class of phospholipids, essential for membrane structure, compartmentalization, and cellular signaling. To study their roles, innovative probes and advanced bioconjugation strategies have been developed, including by de novo lipid synthesis and bioorthogonal conjugation chemistry.
Brice Beauvais   +5 more
wiley   +1 more source

Identification and characterization of several forms of phospholipase A2 in mouse epidermal keratinocytes

open access: yesJournal of Lipid Research, 1998
The tumor promoter 12-O-tetradecanoylphorbol 13-acetate (TPA) stimulated the release of arachidonic acid (AA) from mouse keratinocytes. A distinct difference was observed between the fatty acid release profile elicited by TPA and other stimuli.
Bangyan Li-Stiles   +2 more
doaj   +1 more source

Inhibition of the activity of pro-inflammatory secretory phospholipase A2 by acute phase proteins

open access: yesMediators of Inflammation, 1996
Pro-Inflammatory non-pancreatic phospholipase A2 (sPLA2) is markedly over-expressed in acute systemic and chronic local inflammatory processes. Since in acute phase reaction sPLA2 is often over-expressed simultaneously with acute phase proteins (APP), it
W. Pruzanski, E. Stefanski, P. Vadas
doaj   +1 more source

Role of secretory and cytosolic phospholipase A2 enzymes in lysophosphatidylcholine-stimulated monocyte arachidonic acid release [PDF]

open access: yes, 2003
To determine if lysophosphatidylcholine (lysoPC) is able to induce proinflammatory changes in monocytes, its ability to stimulate arachidonic acid (AA) release, a product of phospholipase A2 (PLA2) activity, has been analyzed. LysoPC increased AA release
Oestvang, Janne   +5 more
core   +1 more source

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