Results 1 to 10 of about 2,358 (202)

Glycosylphosphatidylinositols: More than just an anchor? [PDF]

open access: yesCommunicative and Integrative Biology, 2016
There is increasing interest in the role of glycosylphosphatidylinositol (GPI) anchors that attach some proteins to cell membranes. Far from being biologically inert, GPIs influence the targeting, intracellular trafficking and function of the attached ...
Clive Bate
exaly   +4 more sources

Monoacylated Cellular Prion Proteins Reduce Amyloid-β-Induced Activation of Cytoplasmic Phospholipase A2 and Synapse Damage [PDF]

open access: yesBiology, 2015
Alzheimer’s disease (AD) is a progressive neurodegenerative disease characterized by the accumulation of amyloid-β (Aβ) and the loss of synapses. Aggregation of the cellular prion protein (PrPC) by Aβ oligomers induced synapse damage in cultured neurons.
Ewan West   +3 more
doaj   +4 more sources

A Glycosylphosphatidylinositol-Anchored Carbonic Anhydrase-Related Protein of Toxoplasma gondii Is Important for Rhoptry Biogenesis and Virulence [PDF]

open access: yesmSphere, 2017
Carbonic anhydrase-related proteins (CARPs) have previously been described as catalytically inactive proteins closely related to α-carbonic anhydrases (α-CAs).
Nathan M. Chasen   +6 more
doaj   +4 more sources

The GPI sidechain of Toxoplasma gondii inhibits parasite pathogenesis [PDF]

open access: yesmBio
Glycosylphosphatidylinositols (GPIs) are highly conserved anchors for eukaryotic cell surface proteins. The apicomplexan parasite, Toxoplasma gondii, is a widespread intracellular parasite of warm-blooded animals whose plasma membrane is covered with GPI-
Julia A. Alvarez   +13 more
doaj   +2 more sources

Virulent and avirulent strains of Toxoplasma gondii which differ in their glycosylphosphatidylinositol content induce similar biological functions in macrophages. [PDF]

open access: yesPLoS ONE, 2014
Glycosylphosphatidylinositols (GPIs) from several protozoan parasites are thought to elicit a detrimental stimulation of the host innate immune system aside their main function to anchor surface proteins.
Sebastian Niehus   +7 more
doaj   +1 more source

Insulin-mimicking bioactivities of acylated inositol glycans in several mouse models of diabetes with or without obesity. [PDF]

open access: yesPLoS ONE, 2014
Insulin-mimetic species of low molecular weight are speculated to mediate some intracellular insulin actions. These inositol glycans, which are generated upon insulin stimulation from glycosylphosphatidylinositols, might control the activity of a ...
Susumu Suzuki   +8 more
doaj   +1 more source

Significantly different clinical phenotypes associated with mutations in synthesis and transamidase+remodeling glycosylphosphatidylinositol (GPI)-anchor biosynthesis genes

open access: yesOrphanet Journal of Rare Diseases, 2020
Background Defects in the glycosylphosphatidylinositol (GPI) biosynthesis pathway can result in a group of congenital disorders of glycosylation known as the inherited GPI deficiencies (IGDs).
Leigh C. Carmody   +8 more
doaj   +1 more source

Breaking the Cycle, Cholesterol Cycling, and Synapse Damage in Response to Amyloid-ß [PDF]

open access: yes, 2017
Soluble amyloid-β (Aβ) oligomers, a key driver of pathogenesis in Alzheimer disease, bind to cellular prion proteins (PrPC) expressed on synaptosomes resulting in increased cholesterol concentrations, movement of cytoplasmic phospholipase A2 (cPLA2) to ...
Bate, C
core   +3 more sources

Alkylacylglycerolipid domain of GPI molecules of Leishmania is responsible for inhibition of PKC-mediated c-fos expression

open access: yesJournal of Lipid Research, 2003
Glycosylphosphatidylinositols (GPIs) are the most abundant molecules present in the membranes of the parasitic protozoa Leishmania responsible for multiple forms of leishmaniasis.
Mamta Chawla, Ram A. Vishwakarma
doaj   +1 more source

Cellules natural killer et immunité innée contre le paludisme [PDF]

open access: yes, 2006
La réponse immunitaire dirigée contre Plasmodium falciparum (Pf), agent responsable du paludisme chez l’homme, est le résultat de plusieurs milliers d’années de co-évolution entre le parasite et son hôte.
Baratin, Myriam   +3 more
core   +1 more source

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