Results 41 to 50 of about 1,111,234 (301)

CR2 Complement Receptor

open access: yesJournal of Investigative Dermatology, 1990
CR2, a membrane glycoprotein, is one of a number of cell-surface proteins which bind activation and processing fragments of the complement system. CR2, which is found on normal B lymphocytes, follicular dendritic cells in lymphoid organs, and epithelial cells, interacts preferentially with C3dg, the terminal activation/processing fragment of the third ...
Cooper, Neil R   +3 more
openaire   +2 more sources

Role of Complement and Histones in Sepsis

open access: yesFrontiers in Medicine, 2020
The wide use of the mouse model of polymicrobial sepsis has provided important evidence for events occurring in infectious sepsis involving septic mice and septic humans.
Firas S. Zetoune, Peter A. Ward
doaj   +1 more source

Staphylococcus aureus proteins Sbi and Efb recruit human plasmin to degrade complement C3 and C3b [PDF]

open access: yes, 2012
Upon host infection, the human pathogenic microbe Staphylococcus aureus (S. aureus) immediately faces innate immune reactions such as the activated complement system. Here, a novel innate immune evasion strategy of S. aureus is described.
Peter F. Zipfel   +17 more
core   +1 more source

Alteration in Leukocyte Subsets and Expressions of FcγR and Complement Receptors among Female Ragpickers in Eastern India

open access: yesSafety and Health at Work, 2017
Background: There are a million ragpickers in India who gather and trade recyclable municipal solid wastes materials for a living. The objective of this study was to examine whether their occupation adversely affects their immunity. Methods: Seventy-four
Nandan K. Mondal   +7 more
doaj   +1 more source

Neuropilin-1 Acts as a Receptor for Complement Split Products

open access: yesFrontiers in Immunology, 2019
Complement split products (CSPs), such as the fragments C4d and C3d, which are generated as a consequence of complement regulatory processes, are established markers for disease activity in autoimmunity or antibody-mediated graft rejection.
Claire Battin   +9 more
doaj   +1 more source

Phagocytosis of aged human neutrophils by macrophages is mediated by a novel "charge-sensitive" recognition mechanism [PDF]

open access: yes, 1989
The removal of neutrophils and their histotoxic contents from the inflamed site is a prerequisite for resolution of tissue injury, and a point at which factors critical to the pathogenesis of chronic inflammation may act.
Savill, John S   +5 more
core   +1 more source

Innate immunity and neuroinflammation [PDF]

open access: yes, 2013
Copyright © 2013 Abhishek Shastri et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly ...
Kishore, U   +5 more
core   +1 more source

Anaphylatoxins spark the flame in early autoimmunity

open access: yesFrontiers in Immunology, 2022
The complement system (CS) is an ancient and highly conserved part of the innate immune system with important functions in immune defense. The multiple fragments bind to specific receptors on innate and adaptive immune cells, the activation of which ...
Jovan Schanzenbacher   +3 more
doaj   +1 more source

Borrelia valaisiana resist complement-mediated killing independently of the recruitment of immune regulators and inactivation of complement components [PDF]

open access: yes, 2013
Spirochetes belonging to the Borrelia (B.) burgdorferi sensu lato complex differ in their resistance to complement-mediated killing, particularly in regard to human serum.
Christine Skerka   +24 more
core   +1 more source

Complement receptor is an inhibitor of the complement cascade. [PDF]

open access: yesThe Journal of experimental medicine, 1981
A glycoprotein from the membrane of human erythrocytes has been identified as a receptor for C3b (CR1). It promotes the dissociation of the alternative pathway C3 convertase C3b,Bb and the cleavage of C3b by C3b/C4b inactivator. We find that CR1 also inactivates the C3 and C5 convertases of the classical pathway.
K, Iida, V, Nussenzweig
openaire   +2 more sources

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