Results 31 to 40 of about 1,111,234 (301)

Complement 1q/Tumor Necrosis Factor-Related Proteins (CTRPs): Structure, Receptors and Signaling

open access: yesBiomedicines, 2023
Adiponectin and the other 15 members of the complement 1q (C1q)/tumor necrosis factor (TNF)-related protein (CTRP) family are secreted proteins composed of an N-terminal variable domain followed by a stalk region and a characteristic C-terminal ...
Constanze Schanbacher   +4 more
doaj   +1 more source

New insights for C5a and C5a receptors in sepsis

open access: yesFrontiers in Immunology, 2012
The complement system plays a central role in inflammation and immunity. Among the complement activation products, C5a is one of the most potent inflammatory peptides with a broad spectrum of functions.
Hongwei eGao, Chunguang eYan
doaj   +1 more source

Mass cytometric analysis of the immune cell landscape after traumatic brain injury elucidates the role of complement and complement receptors in neurologic outcomes

open access: yesActa Neuropathologica Communications, 2023
Following traumatic brain injury (TBI), a neuroinflammatory response can persist for years and contribute to the development of chronic neurological manifestations.
Amer Toutonji   +5 more
doaj   +1 more source

Complement Plays a Critical Role in Inflammation-Induced Immunoprophylaxis Failure in Mice

open access: yesFrontiers in Immunology, 2021
Complement impacts innate and adaptive immunity. Using a model in which the human KEL glycoprotein is expressed on murine red blood cells (RBCs), we have shown that polyclonal immunoprophylaxis (KELIg) prevents alloimmunization to transfused RBCs when a ...
Vicente Escamilla-Rivera   +16 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

Backbone dynamics of complement control protein (CCP) modules reveals mobility in binding surfaces [PDF]

open access: yes, 2004
The regulators of complement activation (RCA) are critical to health and disease because their role is to ensure that a complement-mediated immune response to infection is proportionate and targeted.
Krystyna Bromek   +19 more
core   +1 more source

Structural Immunology of Complement Receptors 3 and 4

open access: yesFrontiers in Immunology, 2018
Complement receptors (CR) 3 and 4 belong to the family of beta-2 (CD18) integrins. CR3 and CR4 are often co-expressed in the myeloid subsets of leukocytes, but they are also found in NK cells and activated T and B lymphocytes.
Thomas Vorup-Jensen   +2 more
doaj   +1 more source

Complement peptide receptors in GtoPdb v.2023.1 [PDF]

open access: yes, 2023
Complement peptide receptors (nomenclature as agreed by the NC-IUPHAR subcommittee on Complement peptide receptors [113]) are activated by the endogenous ~75 amino-acid anaphylatoxin polypeptides C3a and C5a, generated upon stimulation of the complement ...
John D. Lee   +17 more
core   +1 more source

RIAM-VASP Module Relays Integrin Complement Receptors in Outside-In Signaling Driving Particle Engulfment

open access: yesCells, 2020
The phagocytic integrins and complement receptors αMβ2/CR3 and αXβ2/CR4 are classically associated with the phagocytosis of iC3b-opsonized particles.
Alvaro Torres-Gomez   +8 more
doaj   +1 more source

Complement Proteins as Soluble Pattern Recognition Receptors for Pathogenic Viruses

open access: yesViruses, 2021
The complement system represents a crucial part of innate immunity. It contains a diverse range of soluble activators, membrane-bound receptors, and regulators.
Valarmathy Murugaiah   +5 more
doaj   +1 more source

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