Results 41 to 50 of about 3,648 (168)

Complement Activation and STAT4 Expression Are Associated with Early Inflammation in Diabetic Wounds. [PDF]

open access: yesPLoS ONE, 2017
Diabetic non-healing wounds are a major clinical problem. The mechanisms leading to poor wound healing in diabetes are multifactorial but unresolved inflammation may be a major contributing factor.
Kenji M Cunnion   +13 more
doaj   +1 more source

Toxoplasma Infection Induces Sustained Up-Regulation of Complement Factor B and C5a Receptor in the Mouse Brain via Microglial Activation: Implication for the Alternative Complement Pathway Activation and Anaphylatoxin Signaling in Cerebral Toxoplasmosis

open access: yesFrontiers in Immunology, 2021
Toxoplasma gondii is a neurotropic protozoan parasite, which is linked to neurological manifestations in immunocompromised individuals as well as severe neurodevelopmental sequelae in congenital toxoplasmosis.
Noriko Shinjyo   +6 more
doaj   +1 more source

Identification and validation of fecal complement component 3 and fibronectin as potential biomarkers for monitoring disease activity in ulcerative colitis based on a mouse model

open access: yesAnimal Models and Experimental Medicine, EarlyView.
This study demonstrated elevated levels of fecal component 3 (C3) and fibronectin (FN) in an ulcerative colitis (UC) mouse model. Importantly, fecal C3 exhibited a stronger correlation with disease activity than the clinically used fecal calprotectin (FC).
Yangyun Guo   +6 more
wiley   +1 more source

Navigating adverse immunostimulation: A practical guide for clinical researchers

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
Problem Setting As drug development moves towards more complex products, early clinical development programmes are increasingly hampered by unwanted and/or unexpected activation of the immune system (adverse immune stimulation, AIS). Solution At the Centre for Human Drug Research, we have introduced standardized procedures to make AIS manageable, while
Juliette A. van den Noort   +3 more
wiley   +1 more source

IL-6 Receptor Inhibition by Tocilizumab Attenuated Expression of C5a Receptor 1 and 2 in Non-ST-Elevation Myocardial Infarction

open access: yesFrontiers in Immunology, 2018
Background: Elevated interleukin-6 (IL-6) and complement activation are associated with detrimental effects of inflammation in coronary artery disease (CAD). The complement anaphylatoxins C5a and C3a interact with their receptors; the highly inflammatory
Hilde L. Orrem   +54 more
doaj   +1 more source

Sequence of Immunological Events During IgE‐Mediated Allergic Reactions to Food

open access: yesAllergy, EarlyView.
ABSTRACT Food allergies (FA) represent a significant global health burden. Upon allergen re‐exposure, allergic patients exhibit a sequence of symptoms that vary in terms of affected organ systems, severity, time of onset and allergen reactivity thresholds.
N. A. Nagy   +7 more
wiley   +1 more source

Inflammatory and Immunological Basis of Periodontal Diseases

open access: yesJournal of Periodontal Research, EarlyView.
The periodontal lesion emerges as an evolving immunological battlefield, where host–microbiome interactions, dysregulated immune responses, fragile resolution mechanisms, and inflammophilic dysbiosis converge to shift the balance from homeostasis to unrestrained tissue destruction.
Giacomo Baima   +3 more
wiley   +1 more source

Antagonism of the prostaglandin D2 receptor CRTH2 attenuates asthma pathology in mouse eosinophilic airway inflammation

open access: yesRespiratory Research, 2007
Background Mast cell-derived prostaglandin D2 (PGD2), may contribute to eosinophilic inflammation and mucus production in allergic asthma. Chemoattractant receptor homologous molecule expressed on TH2 cells (CRTH2), a high affinity receptor for ...
Högberg Thomas   +8 more
doaj   +1 more source

Thromboinflammatory biomarkers in obstetric pathophysiology: Predictive insights into placental insufficiency and feto‐maternal adverse outcomes

open access: yesClinical and Translational Discovery, Volume 6, Issue 4, August 2026.
Placental insufficiency is a thromboinflammatory disorder driven by angiogenic imbalance, complement activation, endothelial dysfunction and coagulation dysregulation, leading to microvascular thrombosis, impaired uteroplacental perfusion and adverse maternal and fetal outcomes, including pre‐eclampsia, fetal growth restriction and stillbirth. Abstract
Emmanuel Ifeanyi Obeagu
wiley   +1 more source

Identification of the Major Phosphorylation Sites in Human C5a Anaphylatoxin Receptor in Vivo [PDF]

open access: yesJournal of Biological Chemistry, 1995
Interaction of human C5a anaphylatoxin with cell surface receptors mediates cell activation and receptor desensitization. Treatment of differentiated HL60 cells or transiently transfected COS-7 cells with C5a or phorbol 12-myristate 12-acetate (PMA) results in rapid hyperphosphorylation of the C5aR.
E, Giannini, L, Brouchon, F, Boulay
openaire   +2 more sources

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