Results 31 to 40 of about 10,387 (198)

Antimicrobial peptides and complement in neonatal hypoxia-ischemia induced brain damage [PDF]

open access: yes, 2015
Hypoxic-ischemic encephalopathy (HIE) is a clinical condition in the neonate, resulting from oxygen deprivation around the time of birth. HIE affects 1-5/1000 live births worldwide and is associated with the development of neurological deficits ...
Hristova, M, Rocha-Ferreira, E
core   +1 more source

Linkage Specificity and Role of Properdin in Activation of the Alternative Complement Pathway by Fungal Glycans

open access: yesmBio, 2011
Fungal cell walls are predominantly composed of glucans, mannans, and chitin. Recognition of these glycans by the innate immune system is a critical component of host defenses against the mycoses.
Sarika Agarwal   +6 more
doaj   +1 more source

Structure and function of a family of tick-derived complement inhibitors targeting properdin

open access: yesNature Communications, 2022
Properdin is the only known positive regulator of the human complement system, stabilising the convertase C3 in the alternative pathway of complement activation.
Katharina Braunger   +7 more
doaj   +1 more source

Properdin Is a Modulator of Tumour Immunity in a Syngeneic Mouse Melanoma Model

open access: yesMedicina, 2021
Background and Objectives: Tumours are often low immunogenic. The role of complement, an innate immune defence system, in tumour control has begun to be elucidated, but findings are conflicting. A role for properdin, an amplifier of complement activation,
Izzat A. M. Al-Rayahi   +2 more
doaj   +1 more source

Factor H-related protein 4 activates complement by serving as a platform for the assembly of alternative pathway C3 convertase via its interaction with C3b protein [PDF]

open access: yes, 2012
Human complement factor H-related protein (CFHR) 4 belongs to the factor H family of plasma glycoproteins that are composed of short consensus repeat (SCR) domains.
Hebecker, Mario, Józsi, Mihály
core   +1 more source

Blood protein adsorption onto chitosan [PDF]

open access: yes, 2002
Chitosan was recently indicated to enhance osteogenesis, improve wound healing but to activate the coagulation and the complement systems. In the present study approximately 10nm thick chitosan film were prepared on aminopropyltriethoxysilane (APTES ...
Benesch, Johan, Tengvall, P.
core   +1 more source

Local release of properdin in the cellular microenvironment: Role in pattern recognition and amplification of the alternative pathway of complement

open access: yesFrontiers in Immunology, 2013
Properdin, the only positive regulatory protein of the complement system, acts as both a stabilizer of the alternative pathway convertases and as a selective pattern recognition molecule of certain microorganisms and host cells (i.e.
Claudio eCortes   +4 more
doaj   +1 more source

Therapeutic approaches with intravitreal injections in geographic atrophy secondary to age-related macular degeneration: current drugs and potential molecules [PDF]

open access: yes, 2019
The present review focuses on recent clinical trials that analyze the efficacy of intravitreal therapeutic agents for the treatment of dry age-related macular degeneration (AMD), such as neuroprotective drugs, and complement inhibitors, also called ...
Cerini, Alberto   +5 more
core   +1 more source

Studies of hepatic synthesis in vivo of plasma proteins, including orosomucoid, transferrin, α-antitrypsin, C8, and factor B [PDF]

open access: yes, 1980
Serum protein types were determined in eight recipients and donors in cases of hepatic homotransplantation. A change from recipient type to donor type was observed for factor B, C8, orosomucoid, haptoglobin, transferrin, α1-antitrypsin, C3 and C6, but ...
Alper   +29 more
core   +1 more source

Complement Properdin Regulates the Metabolo-Inflammatory Response to a High Fat Diet

open access: yesMedicina, 2020
Background and objectives: Overnutrition leads to a metabolic and inflammatory response that includes the activation of Complement. Properdin is the only amplifier of complement activation and increases the provision of complement activation products ...
Rόisín C. Thomas   +4 more
doaj   +1 more source

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