Showing 21 - 40 results of 385 for search '(complement OR (implement OR implementing)) c3a', query time: 0.52s Refine Results
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    Association of Proliferative Diabetic Retinopathy in the Elderly with the Blood Complement System by O. L. Fabrikantov, N. M. Agarkov, I. V. Lev, T. S. Gurko, S. I. Nikolashin

    Published 2023-01-01
    “…The highest value of the relative risk among the studied components is inherent in the C3a component of the blood complement with a reliable confidence interval of 4,451–5,103. …”
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    Article
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    Synthesis and propagation of complement C3 by microglia/monocytes in the aging retina. by Matt Rutar, Krisztina Valter, Riccardo Natoli, Jan M Provis

    Published 2014-01-01
    “…We aimed to investigate the expression and localization of C3, a crucial component of the complement system, in the retina during the course of aging.…”
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    Endothelial damage and complement dysregulation in fetuses from pregnancies complicated by preeclampsia by Alex Ramos, Lina Youssef, Patricia Molina, Julia Martinez‐Sanchez, Ana Belen Moreno‐Castaño, Miquel Blasco, Blanca De Moner, Marta Tortajada, Marta Camacho, Maria Borrell, Francesca Crovetto, Marc Pino, Gines Escolar, Enric Carreras, Eduard Gratacos, Maribel Diaz‐Ricart, Marta Palomo, Fatima Crispi

    Published 2025-05-01
    “…In the ex vivo approach, soluble tumor necrosis factor‐a receptor 1 (sTNFR1), vascular cell adhesion molecule‐1 (sVCAM‐1), intercellular adhesion molecule‐1 (sICAM‐1), Von Willebrand factor (sVWF), terminal complement complex (sC5b‐9), Factor H, complement component C3a and Factor Bb were analyzed in fetal cord blood samples. …”
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    Complement activation by the artificial surface of cardiopulmonary bypass is a persistent clinical problem by Joel David Bierer, Roger Stanzel, Mark Henderson, Tony El-Rabahi, John Sapp, Pantelis Andreou, Jean S. Marshall, David Conrad, David Horne

    Published 2025-07-01
    “…Sequential samples were collected during forty-five ex-vivo sanguineous prime preparations of CPB circuits coated with phosphorylcholine, as a biocompatibility technology, to characterize complement activation in this context. We observed and quantified evidence of alternative and terminal complement pathway activation indicated by dynamic concentration increases of C3a, C3b, C5a and terminal complement complex. …”
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    Complement 3a Mediates CCN2/CTGF in Human Retinal Pigment Epithelial Cells by Kang Xiao, Zhiyan Xu, Zhengyu Chen, Qin Long, Youxin Chen

    Published 2022-01-01
    “…Background. Complement 3 (C3) is the crucial component of the complement cascade when retina was exposed to external stimulus. …”
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    Clinical significance of circulating immune complexes and components of the blood complement system in viral meningitis in children by G. A. Kharchenko, O. G. Kimirilova

    Published 2024-01-01
    “…As the main target laboratory parameters, the concentration of complement components: C1inh, C4, C3a in blood plasma was determined by ELISA using the kits of reagents «ELISA-Clinh», «ELISA-C4», «ELISA-C3a». …”
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    Multi-functional mechanisms of immune evasion by the streptococcal complement inhibitor C5a peptidase. by Nicola N Lynskey, Mark Reglinski, Damien Calay, Matthew K Siggins, Justin C Mason, Marina Botto, Shiranee Sriskandan

    Published 2017-08-01
    “…The complement cascade is crucial for clearance and control of invading pathogens, and as such is a key target for pathogen mediated host modulation. …”
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    Article
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    Functional mass spectrometry indicates anti-protease and complement activity increase with COVID-19 severity by Douglas D. Fraser, Douglas D. Fraser, Swapan Roy, Matt Kuruc, Maritza Quintero, Logan R. Van Nynatten, Gediminas Cepinskas, Gediminas Cepinskas, Haiyan Zheng, Amenah Soherwardy, Devjit Roy

    Published 2025-01-01
    “…Evaluation of the AAT/ACT ratio and C3a/C3beta ratio indicated that COVID-19 severity is associated with both neutrophil elastase neutralization and complement activation.…”
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    Acute induction of interleukin-6 and biphasic changes of serum complement C3 by carrageenan in mice by K. Tateda, T. Matsumoto, K. Yamaguchi

    Published 1998-01-01
    “…Prior to the rise in complement C3, a sharp peak of serum IL-6 was observed at 6 h after carrageenan treatment. …”
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    Africanized honeybee venom (Apis mellifera) promotes human complement activation split products storm by Felipe Silva de França, Felipe Silva de França, Ricardo de Oliveira Orsi, Dayanne Carla Fernandes, Dayanne Carla Fernandes, Thyago Bispo Leonel, Thyago Bispo Leonel, Denise V. Tambourgi, Denise V. Tambourgi

    Published 2024-11-01
    “…Strikingly, NHS exposed to increasing AmV concentrations varying from 5 to 1000 µg/mL presented a high generation of C3a, C4a and C5a anaphylatoxins, and sC5b-9 complexes assembly, thus reinforcing that AmV triggers complement activation.ConclusionThese results show that AmV is a strong complement activator. …”
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    Article
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    The specific contributions of factor H and factor I in controlling fluid phase activation of the alternative complement pathway by Nancy A. Turner, Joel L. Moake

    Published 2025-03-01
    “…Abstract The immediate defense provided by the alternative complement pathway (AP) is under constant control by fluid phase regulators, factor H (FH) and factor I (FI), to prevent nonessential activation. …”
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    Increased Autoreactivity of the Complement-Activating Molecule Mannan-Binding Lectin in a Type 1 Diabetes Model by Jakob Appel Østergaard, Marieta Milkova Ruseva, Talat Habib Malik, Ingeborg Torp Hoffmann-Petersen, Matthew Caleb Pickering, Steffen Thiel, Troels Krarup Hansen

    Published 2016-01-01
    “…Diabetes and control groups did not differ in glomerular immunofluorescence intensity obtained by antibodies against complement factors C4, C3, and C9. However, the circulating complement activation product C3a was increased in diabetes as compared to control mice (P=0.04). …”
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    Genotypic and phenotypic diversity of Lactobacillus rhamnosus clinical isolates, their comparison with strain GG and their recognition by complement system. by Eija Nissilä, François P Douillard, Jarmo Ritari, Lars Paulin, Hanna M Järvinen, Pia Rasinkangas, Karita Haapasalo, Seppo Meri, Hanna Jarva, Willem M de Vos

    Published 2017-01-01
    “…The capacity of the L. rhamnosus strains to activate serum complement was studied using immunological assays for complement factor C3a and the terminal pathway complement complex (TCC). …”
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    Article