Results 71 to 80 of about 74,663 (286)

Effects of Platelet-Activating Factor on Brain Microvascular Endothelial Cells. [PDF]

open access: yes, 2018
Platelet-activating factor (PAF) is a potent phospholipid mediator that exerts various pathophysiological effects by interacting with a G protein-coupled receptor.
Abood, Mary E.   +4 more
core   +1 more source

Platelet-activating factor and hyperacute rejection: The effect of a platelet-activating factor antagonist, sri 63-441, on rejection of xenografts and allografts in sensitized hosts [PDF]

open access: yes, 1990
The pathogenesis of hyperacute transplantation reactions includes the activation of a cascade of nonspecific inflammatory reactions that precipitates the destruction of the target organ.
Chapman, FA   +5 more
core   +1 more source

Expanding the Immunologic and Neuronal Landscape of IgE‐Mediated Anaphylaxis

open access: yesImmunological Reviews, Volume 337, Issue 1, January 2026.
ABSTRACT Anaphylaxis is a life‐threatening immunoglobulin E (IgE)‐mediated type I hypersensitivity reaction with rising prevalence and burden. It involves mast cell degranulation upon cross‐linking of antigen on mast cell‐bound IgE. Mechanisms of IgE‐mediated anaphylaxis remain incompletely understood, particularly the induction of systemic symptoms ...
Ruchi Biswas   +2 more
wiley   +1 more source

Interaction of Platelet Activating Factor Acetyl Hydrolase (PAF AH) Enzyme in G1n281->Arg281 Mutation Toward PAF and Its Molecular Dynamic

open access: yesJournal of Tropical Life Science, 2014
Platelet Activating Factor Acetyl Hydrolase (PAF AH) or LpPLA2 is a key enzyme in myocardial infarction catalyzes the sn-2 acetyl group of Platelet Activating Factor (PAF) into lyso PAF and acetate as non-potent inflammatory molecules ...
Jayarani Fatimah Putri   +2 more
doaj  

Clinical significance of plasma PAF acetylhydrolase activity measurements as a biomarker of anaphylaxis: Cross-sectional study.

open access: yesPLoS ONE, 2021
IntroductionPlatelet-activating factor (PAF) has a direct role as a mediator in the pathogenesis of various disorders with an inflammatory component, including those with allergic aetiology.
Krzysztof Łukasz Piwowarek   +5 more
doaj   +1 more source

Gastrointestinal endogenous proteins as a source of bioactive peptides : Doctor of Philosophy in Nutritional Sciences at Riddet Institute, Massey University, Palmerston North, New Zealand [PDF]

open access: yes, 2016
Gastrointestinal endogenous proteins (GEP) were investigated as a source of bioactive peptides. In silico and in vitro methods were used singly or in combination to study GEP-derived peptides after simulated digestion.
Acharya, Prasannalakshmi
core  

Insights Into Complex Murine Models of Allergy and Anaphylaxis: The Central Role of IgE and Mast Cells in Advancing Human Therapies

open access: yesEuropean Journal of Immunology, Volume 55, Issue 12, December 2025.
Murine allergy model outcomes differ by sensitization route, allergen type, and mouse strain, influencing mechanisms such as IgE and mast cell involvement and the therapeutic relevance of each model. Understanding how experimental parameters shape outcomes is essential for selecting appropriate models and effectively translating findings to clinical ...
Yuka Nagata, Ryo Suzuki
wiley   +1 more source

Mice with genetic deletion of group VIA phospholipase A2β exhibit impaired macrophage function and increased parasite load in Trypanosoma cruzi-induced myocarditis [PDF]

open access: yes, 2016
Trypanosoma cruzi infection, which is the etiological agent of Chagas disease, is associated with intense inflammation during the acute and chronic phases.
Blase, Jennifer R   +5 more
core   +2 more sources

Long‐Term Real‐World Effectiveness of Rupatadine in Chronic Urticaria: A Retrospective Observational Study

open access: yesJEADV Clinical Practice, Volume 4, Issue 5, Page 1025-1032, December 2025.
This retrospective observational study analyzed a cohort of chronic urticaria (CU) patients to provide insight into the clinical practice of CU with second‐generation antihistamines (SgAHs) and to evaluate the long‐term real‐world effectiveness of rupatadine in CU. Patients with chronic spontaneous urticaria (CSU) and chronic inducible urticaria (CIndU)
A. M. Giménez‐Arnau   +5 more
wiley   +1 more source

The emerging roles of PAF acetylhydrolase

open access: yesJournal of Lipid Research, 2009
Platelet-activating factor (PAF), a phospholipid autacoid with potent effects throughout the innate immune system, is selectively degraded by two small families of PAF acetylhydrolases (PAF-AHs).
Thomas M. McIntyre   +2 more
doaj   +1 more source

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