Results 1 to 10 of about 1,176 (261)

Hemopexin Modulates Expression of Complement Regulatory Proteins in Rat Glomeruli [PDF]

open access: goldCurrent Issues in Molecular Biology, 2021
In systemic hemolysis and in hematuric forms of kidney injury, the major heme scavenging protein, hemopexin (HPX), becomes depleted, and the glomerular microvasculature (glomeruli) is exposed to high concentrations of unbound heme, which, in addition to ...
Maria G. Detsika, Elias A. Lianos
doaj   +4 more sources

Hijacking Complement Regulatory Proteins for Bacterial Immune Evasion [PDF]

open access: yesFrontiers in Microbiology, 2016
The human complement system plays an important role in the defense against invading pathogens, inflammation and homeostasis. Invading microbes, such as bacteria, directly activate the complement system resulting in the formation of chemoattractants and ...
Elise Sofie Hovingh   +4 more
doaj   +4 more sources

Complement and complement regulatory proteins are upregulated in lungs of COVID-19 patients

open access: hybridPathology - Research and Practice, 2023
We explored the pathological changes and the activation of local complement system in COVID-19 pneumonia. Lung paraffin sections of COVID-19 infected patients were analyzed by HE (hematoxylin-eosin) staining. The deposition of complement C3, the deposition of C3b/iC3b/C3d and C5b-9, and the expression of complement regulatory proteins, CD59, CD46 and ...
Xiaowen Ge   +9 more
openalex   +3 more sources

Function of complement regulatory proteins in immunity of reproduction: a review [PDF]

open access: yesCzech Journal of Animal Science, 2005
Humoral immunity has an important role during the maturation and development of the functional properties of spermatozoa. Spermatozoa may be exposed to antisperm antibodies in semen and in cervical, ovarian follicular and fallopian fluid.
J. Valentovičová   +2 more
doaj   +2 more sources

Review: Complement and its regulatory proteins in kidney diseases [PDF]

open access: bronzeNephrology, 2010
ABSTRACTComplement is a part of the body's innate immune system that helps defend the host from microbial infection. It is tightly controlled by a number of cell surface and fluid‐phase proteins so that under normal circumstances injury to autologous tissues is avoided.
Allison M. Lesher, Wen‐Chao Song
openalex   +4 more sources

Complement proteins and complement regulatory proteins are associated with age-related macular degeneration stage and treatment response [PDF]

open access: yesJournal of Neuroinflammation
Background Dysregulation of the complement system is involved in development of age-related macular degeneration (AMD). The complement cascade is regulated by membrane bound complement regulatory proteins (Cregs) on mononuclear leukocytes among others ...
Alexander Kai Thomsen   +7 more
doaj   +4 more sources

Chandipura virus evades human complement by recruiting host complement regulatory proteins

open access: goldInternational Journal of Infectious Diseases, 2020
U. Kunnakkadan, J. Bernet Johnson
doaj   +2 more sources

Upregulation of complement proteins in lung cancer cells mediates tumor progression

open access: yesFrontiers in Oncology, 2023
IntroductionIn vivo, cancer cells respond to signals from the tumor microenvironment resulting in changes in expression of proteins that promote tumor progression and suppress anti-tumor immunity.
Emily K. Kleczko   +16 more
doaj   +1 more source

Effect of Heme Oxygenase-1 Depletion on Complement Regulatory Proteins Expression in the Rat

open access: yesAntioxidants, 2022
Heme oxygenase has been implicated in the regulation of various immune responses including complement activation. Using a transgenic rat model of HO-1 depletion, the present study assessed the effect of HO-1 absence on the expression of complement ...
Maria G. Detsika   +4 more
doaj   +1 more source

The Defensive Interactions of Prominent Infectious Protozoan Parasites: The Host’s Complement System

open access: yesBiomolecules, 2022
The complement system exerts crucial functions both in innate immune responses and adaptive humoral immunity. This pivotal system plays a major role dealing with pathogen invasions including protozoan parasites.
Sajad Rashidi   +5 more
doaj   +1 more source

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