Results 21 to 30 of about 405,861 (246)

Enhancement of Macrophage Phagocytosis by Complement Component C5a

open access: yesEnhancement of Macrophage Phagocytosis by Complement Component C5a
To investigate the modulatory function of complement component C5a in macrophages, the effects of C5a on macrophage phagocytosis were examined by means of fluorescent polystyrene particles and flow cytometry. We found that C5a enhanced the phagocytosis of latex beads in mouse peritoneal macrophages.
Ichinose, Mitsuyuki, Hirota, Akihiko
openaire   +2 more sources

Role of complement C5a and histones in septic cardiomyopathy. [PDF]

open access: yesMol Immunol, 2018
Polymicrobial sepsis (after cecal ligation and puncture, CLP) causes robust complement activation with release of C5a. Many adverse events develop thereafter and will be discussed in this review article. Activation of complement system results in generation of C5a which interacts with its receptors (C5aR1, C5aR2).
Fattahi F   +7 more
europepmc   +4 more sources

Complement C5a Generation by Staphylococcal Biofilms [PDF]

open access: yesShock, 2013
Biofilms production is a central feature of nosocomial infection of catheters and other medical devices used in resuscitation and critical care. However, the very effective biofilm forming pathogen Staphylococcus epidermidis often produces a modest host inflammatory response and few of the signs and symptoms associated with more virulent pathogens.
Ashley E, Satorius   +7 more
openaire   +2 more sources

Association of C5a/C5aR pathway to activate ERK1/2 and p38 MAPK in acute kidney injury – a mouse model

open access: yesRomanian Journal of Laboratory Medicine, 2022
Acute inflammation is accompanied by complement system activation and inflammatory cell accumulation. Acute kidney injury (AKI) is one of the common clinical symptoms, it is not clear whether complement system-mediated signaling pathway is involved. This
Zhang Zeying
doaj   +1 more source

A decline of protective apolipoprotein J and complement factor H concomitant with increase in C5a 3 months after cardiac surgery—Evidence of long-term complement perturbations

open access: yesFrontiers in Cardiovascular Medicine, 2022
BackgroundHeart surgery results in complement activation with the potential for collateral end-organ damage, especially if the protective elements (complement factor H, Apolipoprotein J) are inadequate. Here, we have investigated if peri-operative stress
Krzysztof Laudanski   +7 more
doaj   +1 more source

The complement system and its role in the treatment of ANCA-associated vasculitis

open access: yesJournal of Education, Health and Sport, 2022
Objective: This study aimed to evaluate the role of the complement system in a therapy of the ANCA- associated vasculitis.   Methods and materials: A literature search was conducted in the PubMed MEADLINE database of medical publications using the
Natalia Rybak   +5 more
doaj   +1 more source

Nociceptive sensitization by complement C5a and C3a in mouse [PDF]

open access: yesPain, 2010
Activation of the complement system by injury increases inflammation by producing complement fragments C5a and C3a which are able to recruit and activate immune cells. Complement activation may contribute to pain after inflammation and injury. In this study, we examined whether C5a and C3a elicit nociception when injected into mouse hind paws in vivo ...
Jun Ho, Jang   +5 more
openaire   +2 more sources

The Role of Complement in Cancer Immunotherapy [PDF]

open access: yes, 2022
The dual role of complement in both cancer development and treatment has been investigated extensively and is characterized by a substantial literature that documents the conditions in which complement can either enhance tumor growth or promote the ...

core   +1 more source

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

Complement C5a promotes antigen cross-presentation by Peyer’s patch monocyte-derived dendritic cells and drives a protective CD8+ T cell response

open access: yesCell Reports, 2021
Summary: The complement fragment C5a is closely associated with adaptive immune induction in the mucosa. However, the mechanisms that control CD8+ T cell responses by C5a have not been extensively explored.
Sae-Hae Kim   +3 more
doaj   +1 more source

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