Results 31 to 40 of about 848,065 (307)

The Roles of Membrane Rafts in CD32A-Mediated Phagocytosis [PDF]

open access: yes, 2007
Membrane rafts are highly dynamic heterogeneous sterol- and sphingolipid-rich micro-domains on cell surfaces. They are generally believed to provide residency for cell surface molecules (e.g., adhesion and signaling molecules) and scaffolding to ...
Cheng Zhu   +2 more
core   +2 more sources

Establishment of LC-MS methods for the analysis of palmitoylated surfactant proteins[S]

open access: yesJournal of Lipid Research, 2015
The surfactant proteins (SPs), SP-B and SP-C, are important components of pulmonary surfactant involved in the reduction of alveolar surface tension. Quantification of SP-B and SP-C in surfactant drugs is informative for their quality control and the ...
Takeshi Harayama   +7 more
doaj   +1 more source

The Contribution of Cytosolic Group IVA and Calcium-Independent Group VIA Phospholipase A2s to Adrenic Acid Mobilization in Murine Macrophages

open access: yesBiomolecules, 2020
Adrenic acid (AA), the 2-carbon elongation product of arachidonic acid, is present at significant levels in membrane phospholipids of mouse peritoneal macrophages.
Patricia Monge   +6 more
doaj   +1 more source

Galectin-12 in Cellular Differentiation, Apoptosis and Polarization. [PDF]

open access: yes, 2018
Galectin-12 is a member of a family of mammalian lectins characterized by their affinity for β-galactosides and consensus amino acid sequences. The protein structure consists of a single polypeptide chain containing two carbohydrate-recognition domains ...
Liu, Fu-Tong, Wan, Lei, Yang, Ri-Yao
core   +2 more sources

Selective inhibitors of a PAF biosynthetic enzyme lysophosphatidylcholine acyltransferase 2[S]

open access: yesJournal of Lipid Research, 2014
Platelet-activating factor (PAF) is a potent pro-inflammatory phospholipid mediator. In response to extracellular stimuli, PAF is rapidly biosynthesized by lyso-PAF acetyltransferase (lyso-PAFAT).
Megumi Tarui   +10 more
doaj   +1 more source

Recent Advances in Research on Molecular Mechanisms of Fungal Signaling

open access: yesEncyclopedia, 2022
Biochemical signaling is one of the key mechanisms to coordinate a living organism in all aspects of its life. It is still enigmatic how exactly cells and organisms deal with environmental signals and irritations precisely because of the limited number ...
Stefan Jacob   +2 more
doaj   +1 more source

The hypoxic transcription factor KlMga2 mediates the response to oxidative stress and influences longevity in the yeast Kluyveromyces lactis [PDF]

open access: yes, 2019
Hypoxia is defined as the decline of oxygen availability, depending on environmental supply and cellular consumption rate. The decrease in O2 results in reduction of available energy in facultative aerobes.
Bianchi, Michele M   +7 more
core   +1 more source

Environmental Optimization Enables Maintenance of Quiescent Hematopoietic Stem Cells Ex Vivo

open access: yesCell Reports, 2019
Summary: Hematopoietic stem cells (HSCs) maintain lifelong hematopoiesis by remaining quiescent in the bone marrow niche. Recapitulation of a quiescent state in culture has not been achieved, as cells rapidly proliferate and differentiate in vitro. After
Hiroshi Kobayashi   +12 more
doaj   +1 more source

Subverting sterols: rerouting an oxysterol-signaling pathway to promote tumor growth. [PDF]

open access: yes, 2013
Oxysterols are oxidized derivatives of cholesterol that are generated enzymatically or through autoxidation. Initially identified as important lipid signaling molecules in the context of atherosclerosis and inflammation, accumulated evidence indicates ...
Bensinger, Steven J, York, Autumn G
core   +1 more source

Apolipoprotein E and Atherosclerosis: From Lipoprotein Metabolism to MicroRNA Control of Inflammation. [PDF]

open access: yes, 2018
Apolipoprotein (apo) E stands out among plasma apolipoproteins through its unprecedented ability to protect against atherosclerosis. Although best recognized for its ability to mediate plasma lipoprotein clearance in the liver and protect against ...
Hasty   +6 more
core   +2 more sources

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