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Phagocytosis [PDF]

open access: yesCurrent Biology, 2011
SummaryPhagocytosis is defined as the receptor-mediated engulfment of large (≥0.5 μm) particles into plasma membrane-derived vacuoles called phagosomes. Following scission from the plasma membrane, the phagosomes undergo a maturation process, sequentially fusing with endosomes and lysosomes, ultimately becoming phagolysosomes — highly acidic and ...
Botelho, Roberto J., Grinstein, Sergio
  +5 more sources

Phagocytosis in Teleosts. Implications of the New Cells Involved

open access: yesBiology, 2015
Phagocytosis is the process by which cells engulf some solid particles to form internal vesicles known as phagosomes. Phagocytosis is in fact a specific form of endocytosis involving the vesicular interiorization of particles. Phagocytosis is essentially
María Ángeles Esteban   +3 more
doaj   +1 more source

Phagocytosis of microparticles increases responsiveness of macrophage-like cell lines U937 and THP-1 to bacterial lipopolysaccharide and lipopeptide

open access: yesScientific Reports, 2021
Following bacterial infection, macrophages produce pro-inflammatory cytokines in response to bacterial cell components, including lipopolysaccharide (LPS) and lipopeptide, and simultaneously phagocytize and digest the invading bacteria.
Takayuki Ueno   +2 more
doaj   +1 more source

Complement receptor-3 negatively regulates the phagocytosis of degenerated myelin through tyrosine kinase Syk and cofilin

open access: yesJournal of Neuroinflammation, 2012
Background Intact myelin, which normally surrounds axons, breaks down in Wallerian degeneration following axonal injury and during neurodegenerative diseases such as multiple sclerosis.
Hadas Smadar   +4 more
doaj   +1 more source

SIRT1-induced deacetylation of Akt expedites platelet phagocytosis and delays HEMEC aging

open access: yesMolecular Therapy: Nucleic Acids, 2021
Maintaining the health of the endothelium is of critical importance to prevention against cell aging. The current study was performed to clarify the role of sirtuin1 (SIRT1) in platelet phagocytosis in cell aging and identified its downstream molecular ...
Yong Lan   +5 more
doaj   +1 more source

Phagocytic receptors activate and immune inhibitory receptor SIRPalpha inhibits phagocytosis through paxillin and cofilin

open access: yesFrontiers in Cellular Neuroscience, 2014
The innate-immune function of phagocytosis of apoptotic cells, tissue-debris, pathogens and cancer cells is essential for homeostasis, tissue repair, fighting infection and combating malignancy.
Miri eGitik   +5 more
doaj   +1 more source

Regulatory Role of Fc Receptor in mIgM+ B Lymphocyte Phagocytosis in Flounder (Paralichthys olivaceus)

open access: yesFrontiers in Immunology, 2021
Fc receptor (FcR) is an important opsonin receptor on the surface of immune cells, playing an important role in antibody-dependent cell-mediated immunity.
Yanbo Hao   +8 more
doaj   +1 more source

Phosphoinositides and phagocytosis [PDF]

open access: yesThe Journal of Cell Biology, 2001
Phosphoinositide 3 kinases (PI3Ks)**Abbreviation used in this paper: PI3K, phosphoinositide 3 kinase. are known as regulators of phagocytosis. Recent results demonstrate that class I and III PI3Ks act consecutively in phagosome formation and maturation, and that their respective products, phosphatidylinositol 3,4,5-trisphosphate (PI[3,4,5]P3) and ...
Gillooly, David J.   +2 more
openaire   +2 more sources

Identification of Drosophila gene products required for phagocytosis of Candida albicans.

open access: yesPLoS Biology, 2006
Phagocytosis is a highly conserved aspect of innate immunity. We used Drosophila melanogaster S2 cells as a model system to study the phagocytosis of Candida albicans, the major fungal pathogen of humans, by screening an RNAi library representing 7,216 ...
Shannon L Stroschein-Stevenson   +3 more
doaj   +2 more sources

The Entamoeba histolytica, Arp2/3 Complex Is Recruited to Phagocytic Cups through an Atypical Kinase EhAK1. [PDF]

open access: yesPLoS Pathogens, 2015
The parasite Entamoeba histolytica is the etiological agent of amoebiasis and phagocytosis plays a key role in virulence of this organism. Signaling pathways involved in activation of cytoskeletal dynamics required for phagocytosis remain to be ...
Mrigya Babuta   +3 more
doaj   +1 more source

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