Results 11 to 20 of about 343,841 (303)

Complement Alternative and Mannose-Binding Lectin Pathway Activation Is Associated With COVID-19 Mortality

open access: yesFrontiers in Immunology, 2021
BackgroundThe SARS-CoV-2 infection triggers excessive immune response resulting in increased levels of pro-inflammatory cytokines, endothelial injury, and intravascular coagulopathy.
Federica Defendi   +21 more
doaj   +1 more source

Serological and genetic complement alterations in infection-induced and complement-mediated hemolytic uremic syndrome [PDF]

open access: yes, 2016
Background: The role of complement in the atypical form of hemolytic uremic syndrome (aHUS) has been investigated extensively in recent years. As the HUS-associated bacteria Shiga-toxin-producing Escherichia coli (STEC) can evade the complement system ...
Bakker, J.A. (Jaap)   +14 more
core   +9 more sources

Alternative Complement Pathway Inhibition Abrogates Pneumococcal Opsonophagocytosis in Vaccine-Naïve, but Not in Vaccinated Individuals

open access: yesFrontiers in Immunology, 2021
To assess the relative contribution of opsonisation by antibodies, classical and alternative complement pathways to pneumococcal phagocytosis, we analyzed killing of pneumococci by human blood leukocytes collected from vaccine-naïve and PCV13-vaccinated ...
Lukas Muri   +10 more
doaj   +1 more source

The Complement System and ANCA Associated Vasculitis in the Era of Anti-Complement Drugs

open access: yesFrontiers in Immunology, 2022
ANCA (anti-neutrophil cytoplasmic antibody)-associated vasculitis (AAV) is the condition in which ANCA, as an autoantibody, is associated with the pathogenesis of vasculitis in small blood vessels, mainly in the ear, nose, throat, kidney, lung, and ...
Yasutaka Kimoto, Takahiko Horiuchi
doaj   +1 more source

Alternative Pathway Dysregulation and the Conundrum of Complement Activation by IgG4 Immune Complexes in Membranous Nephropathy [PDF]

open access: yes, 2016
Membranous nephropathy (MN), a major cause of nephrotic syndrome, is a non-inflammatory immune kidney disease mediated by IgG antibodies that form glomerular subepithelial immune complexes.
Dorin-Bogdan Borza
core   +5 more sources

Diagnosis of complement alternative pathway disorders [PDF]

open access: yesKidney International, 2016
Kidney diseases resulting from abnormal control of the complement alternative pathway include atypical hemolytic uremic syndrome, C3 glomerulonephritis, and dense-deposit disease, as well as atypical postinfectious glomerulonephritis. Although clinically diverse, they all result from loss of surface or fluid-phase complement control, caused by acquired
Angioi A   +8 more
openaire   +2 more sources

Dengue virus and the complement alternative pathway [PDF]

open access: yesFEBS Letters, 2020
Dengue disease is an inflammatory‐driven pathology, and complement overactivation is linked to disease severity and vascular leakage. Additionally, dysregulation of complement alternative pathway (AP) components has been described, such as upregulation of complement factor D and downregulation of complement factor H (FH), which activate and inhibit the
Jillian M. Carr   +4 more
openaire   +2 more sources

COMPLEMENT-MEDIATED ADIPOCYTE LYSIS BY NEPHRITIC FACTOR SERA [PDF]

open access: yes, 1993
Recent data indicate a previously unsuspected link between the complement system and adipocyte biology. Murine adipocytes produce key components of the alternative pathway of complement and are able to activate this pathway.
Lachmann, PJ   +4 more
core   +1 more source

Be on Target: Strategies of Targeting Alternative and Lectin Pathway Components in Complement-Mediated Diseases

open access: yesFrontiers in Immunology, 2018
The complement system has moved into the focus of drug development efforts in the last decade, since its inappropriate or uncontrolled activation has been recognized in many diseases.
József Dobó   +2 more
doaj   +1 more source

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