Results 1 to 10 of about 294,685 (303)

Circulating immune-complexes and complement activation through the classical pathway in myeloperoxidase-ANCA-associated glomerulonephritis [PDF]

open access: yesRenal Failure, 2022
Background Anti-neutrophil cytoplasmic antibody (ANCA)-associated glomerulonephritis (AAGN) is the fulminant glomerular diseases with poor renal prognosis. Activation of the complement system has recently been reported in the pathogenesis of AAGN, but it
Tadasu Kojima   +6 more
doaj   +2 more sources

The contribution of the alternative pathway in complement activation on cell surfaces depends on the strength of classical pathway initiation [PDF]

open access: yesClinical & Translational Immunology, 2023
Objectives The complement system is an important component of innate immunity. The alternative pathway (AP) amplification loop is considered an essential feed forward mechanism for complement activation.
Esther CW deBoer   +14 more
doaj   +2 more sources

Measuring Total Classical Pathway and Activities of Individual Components of the Mouse Complement Pathway [PDF]

open access: yesBio-Protocol, 2021
The complement system is a central component of innate immunity, responsible for recognition and killing of bacteria by tagging invaders through opsonisation, thereby promoting phagocytosis, and by direct lysis.
Wioleta Zelek
doaj   +2 more sources

Functional and Structural Characterization of a Potent C1q Inhibitor Targeting the Classical Pathway of the Complement System [PDF]

open access: yesFrontiers in Immunology, 2020
The classical pathway of complement is important for protection against pathogens and in maintaining tissue homeostasis, but excessive or aberrant activation is directly linked to numerous pathologies.
Nick S. Laursen   +7 more
doaj   +2 more sources

Complement-Coagulation Cross-talk: Factor H-mediated regulation of the Complement Classical Pathway activation by fibrin clots [PDF]

open access: yesFrontiers in Immunology
The classical pathway of the complement system is activated by the binding of C1q in the C1 complex to the target activator, including immune complexes. Factor H is regarded as the key downregulatory protein of the complement alternative pathway. However,
Yu-Hoi Kang   +7 more
doaj   +2 more sources

Targeting the Initiator Protease of the Classical Pathway of Complement Using Fragment-Based Drug Discovery [PDF]

open access: yesMolecules, 2020
The initiating protease of the complement classical pathway, C1r, represents an upstream and pathway-specific intervention point for complement-related autoimmune and inflammatory diseases.
Blake R. Rushing   +4 more
doaj   +2 more sources

The classical pathway triggers pathogenic complement activation in membranous nephropathy [PDF]

open access: yesNature Communications, 2023
It is generally thought that complement activation in human membranous nephropathy (MN) occurs predominantly via the lectin or alternative pathway. Here, the authors show that the classical pathway is the dominant form of complement activation in MN and ...
Larissa Seifert   +23 more
doaj   +2 more sources

Activated complement classical pathway in a murine model of oxygen-induced retinopathy [PDF]

open access: yesInternational Journal of Ophthalmology, 2015
AIM: To investigate whether the complement system is involved in a murine model of oxygen-induced retinopathy (OIR). METHODS: Forty C57BL/6J newborn mice were divided randomly into OIR group and control group. OIR was induced by exposing mice to 75%±2%
Xue-Ying Tao, Shi-Jie Zheng, Bo Lei
doaj   +2 more sources

Borrelia burgdorferi BBK32 Inhibits the Classical Pathway by Blocking Activation of the C1 Complement Complex. [PDF]

open access: yesPLoS Pathogens, 2016
Pathogens that traffic in blood, lymphatics, or interstitial fluids must adopt strategies to evade innate immune defenses, notably the complement system.
Brandon L Garcia   +4 more
doaj   +2 more sources

The Sez6 Family Inhibits Complement by Facilitating Factor I Cleavage of C3b and Accelerating the Decay of C3 Convertases

open access: yesFrontiers in Immunology, 2021
The Sez6 family consists of Sez6, Sez6L, and Sez6L2. Its members are expressed throughout the brain and have been shown to influence synapse numbers and dendritic morphology. They are also linked to various neurological and psychiatric disorders.
Wen Q. Qiu   +7 more
doaj   +1 more source

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