Results 41 to 50 of about 2,965,220 (293)

Regulating complement in the kidney: insights from CFHR5 nephropathy

open access: yesDisease Models & Mechanisms, 2011
Complement factor H related protein 5 (CFHR5) nephropathy is a monogenic disorder of complement regulation that is endemic in Cyprus. The disease is characterised by haematuria, C3 glomerulonephritis and kidney failure. Its identification suggests a role
Daniel P. Gale, Matthew C. Pickering
doaj   +1 more source

Changes in Expression of Complement Components in the Ovine Spleen during Early Pregnancy

open access: yesAnimals, 2021
During early gestation in humans, complement regulation is essential for normal fetal growth. It is supposed that a complement pathway participates in maternal splenic immune regulation at the early stage of gestation in ewes.
Ling Yang   +5 more
doaj   +1 more source

A hierarchical role for classical pathway complement proteins in the clearance of apoptotic cells in vivo [PDF]

open access: yes, 2000
The strongest susceptibility genes for the development of systemic lupus erythematosus (SLE) in humans are null mutants of classical pathway complement proteins. There is a hierarchy of disease susceptibility and severity according to the position of the
H. Terence Cook   +29 more
core   +1 more source

Structural Basis for Properdin Oligomerization and Convertase Stimulation in the Human Complement System

open access: yesFrontiers in Immunology, 2019
Properdin (FP) is a positive regulator of the immune system stimulating the activity of the proteolytically active C3 convertase C3bBb in the alternative pathway of the complement system. Here we present two crystal structures of FP and two structures of
Dennis V. Pedersen   +14 more
doaj   +1 more source

Exposure to the complement C5b-9 complex sensitizes 661W photoreceptor cells to both apoptosis and necroptosis. [PDF]

open access: yes, 2015
The loss of photoreceptors is the defining characteristic of many retinal degenerative diseases, but the mechanisms that regulate photoreceptor cell death are not fully understood.
Dimitrios Stampoulis   +11 more
core   +1 more source

Quantitative Modeling of the Alternative Pathway of the Complement System. [PDF]

open access: yesPLoS ONE, 2016
The complement system is an integral part of innate immunity that detects and eliminates invading pathogens through a cascade of reactions. The destructive effects of the complement activation on host cells are inhibited through versatile regulators that
Nehemiah Zewde   +3 more
doaj   +1 more source

Structural modelling of human complement FHR1 and two of its synthetic derivatives provides insight into their in-vivo functions

open access: yesComputational and Structural Biotechnology Journal, 2023
Human complement is the first line of defence against invading pathogens and is involved in tissue homeostasis. Complement-targeted therapies to treat several diseases caused by a dysregulated complement are highly desirable.
Natalia Ruiz-Molina   +3 more
doaj   +1 more source

Lymphocyte integration of complement cues [PDF]

open access: yes, 2018
We address current data, views and puzzles on the emerging topic of regulation of lymphocytes by complement proteins or fragments. Such regulation is believed to take place through complement receptors (CR) and membrane complement regulators (CReg ...
Regueiro González-Barros, José Ramón   +9 more
core   +1 more source

EGFR modulates complement activation in head and neck squamous cell carcinoma

open access: yesBMC Cancer, 2020
Background The epidermal growth factor receptor (EGFR) is pivotal for growth of epithelial cells and is overexpressed in several epithelial cancers like head and neck squamous cell carcinoma (HNSCC).
Anas H. A. Abu-Humaidan   +3 more
doaj   +1 more source

Structural basis for complement factor H-linked age-related macular degeneration [PDF]

open access: yes, 2007
Nearly 50 million people worldwide suffer from age-related macular degeneration (AMD), which causes severe loss of central vision. A single-nucleotide polymorphism in the gene for the complement regulator factor H (FH), which causes a Tyr-to-His ...
Pietro Roversi   +57 more
core   +1 more source

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