The Factor H protein family: The switchers of the complement alternative pathway

L Lucientes‐Continente… - Immunological …, 2023 - Wiley Online Library
The factor H (FH) protein family is emerging as a complex network of proteins controlling the
fate of the complement alternative pathway (AP) and dictating susceptibility to a wide range …

Age‐related macular degeneration: A disease of extracellular complement amplification

S de Jong, J Tang, SJ Clark - Immunological reviews, 2023 - Wiley Online Library
Age‐related macular degeneration (AMD) is a major cause of vision impairment in the
Western World, and with the aging world population, its incidence is increasing. As of today …

Age and sex-associated changes of complement activity and complement levels in a healthy Caucasian population

M Gaya da Costa, F Poppelaars, C Van Kooten… - Frontiers in …, 2018 - frontiersin.org
Introduction: The complement system is essential for an adequate immune response. Much
attention has been given to the role of complement in disease. However, to better …

CFHR gene variations provide insights in the pathogenesis of the kidney diseases atypical hemolytic uremic syndrome and C3 glomerulopathy

PF Zipfel, T Wiech, ED Stea… - Journal of the American …, 2020 - journals.lww.com
Sequence and copy number variations in the human CFHR–Factor H gene cluster
comprising the complement genes CFHR1, CFHR2, CFHR3, CFHR4, CFHR5, and Factor H …

A family affair: addressing the challenges of factor H and the related proteins

F Poppelaars, E Goicoechea de Jorge… - Frontiers in …, 2021 - frontiersin.org
Inflammation is a common denominator of diseases. The complement system, an intrinsic
part of the innate immune system, is a key driver of inflammation in numerous disorders …

Factor H‐related protein 1: a complement regulatory protein and guardian of necrotic‐type surfaces

C Skerka, G Pradel, LD Halder, PF Zipfel… - British Journal of …, 2021 - Wiley Online Library
Factor H‐related protein 1 (FHR‐1) is a member of the factor H protein family, which is
involved in regulating innate immune complement reactions. Genetic modification of the …

Deregulation of factor H by factor h-related protein 1 depends on sialylation of host surfaces

A Dopler, S Stibitzky, R Hevey, M Mannes… - Frontiers in …, 2021 - frontiersin.org
To discriminate between self and non-self surfaces and facilitate immune surveillance, the
complement system relies on the interplay between surface-directed activators and …

Pathogenic Neisseria Bind the Complement Protein CFHR5 via Outer Membrane Porins

WX Yee, CM Tang, H Lavender - Infection and Immunity, 2022 - Am Soc Microbiol
Neisseria meningitidis and Neisseria gonorrhoeae are important human pathogens that
have evolved to bind the major negative regulator of the complement system, complement …

Biosynthetic homeostasis and resilience of the complement system in health and infectious disease

E Willems, W Alkema, J Keizer-Garritsen, A Suppers… - …, 2019 - thelancet.com
Background The complement system is a central component of the innate immune system.
Constitutive biosynthesis of complement proteins is essential for homeostasis. Dysregulation …

De-stabilizing innate immunity in COVID-19: effects of its own positive feedback and erratic viraemia on the alternative pathway of complement

J Reeve - Royal Society Open Science, 2024 - royalsocietypublishing.org
Complement provides powerful, fast responses in the human circulation to SARS-CoV-2
(COVID-19 virus) infection of the lower respiratory tract. COVID-19 effects were investigated …