[HTML][HTML] Regulation of the complement system by pentraxins

K Haapasalo, S Meri - Frontiers in immunology, 2019 - frontiersin.org
The functions of pentraxins, like C-reactive protein (CRP), serum amyloid protein P (SAP)
and pentraxin-3 (PTX3), are to coordinate spatially and temporally targeted clearance of …

Y402H polymorphism of complement factor H affects binding affinity to C-reactive protein

…, H Jarva, S Seitsonen, K Haapasalo… - The Journal of …, 2007 - journals.aai.org
Complement factor H (FH) is an important regulator of the alternative complement pathway.
The Y402H polymorphism within the seventh short consensus repeat of FH was recently …

[HTML][HTML] Function and dysfunction of complement factor H during formation of lipid-rich deposits

S Meri, K Haapasalo - Frontiers in Immunology, 2020 - frontiersin.org
Complement-mediated inflammation or dysregulation in lipid metabolism are associated with
the pathogenesis of several diseases. These include age-related macular degeneration (…

Streptococci and the complement system: interplay during infection, inflammation and autoimmunity

…, L Viazmina, R Mager, S Meri, K Haapasalo - FEBS …, 2020 - Wiley Online Library
Streptococci are a broad group of Gram‐positive bacteria. This genus includes various human
pathogens causing significant morbidity and mortality. Two of the most important human …

[HTML][HTML] Fatal babesiosis in man, Finland, 2004

K Haapasalo, P Suomalainen, A Sukura… - Emerging infectious …, 2010 - ncbi.nlm.nih.gov
We report an unusual case of human babesiosis in Finland in a 53-year-old man with no
history of splenectomy. He had a rudimentary spleen, coexisting Lyme borreliosis, exceptional …

Reduced binding of apoE4 to complement factor H promotes amyloid‐β oligomerization and neuroinflammation

…, T Kajander, AJM Wollman, E Nissilä, K Haapasalo - EMBO …, 2023 - embopress.org
The APOE4 variant of apolipoprotein E (apoE) is the most prevalent genetic risk allele
associated with late‐onset Alzheimer's disease (AD). ApoE interacts with complement regulator …

[HTML][HTML] Complement factor H and apolipoprotein E participate in regulation of inflammation in THP-1 macrophages

…, M Jauhiainen, TS Jokiranta, K Haapasalo - Frontiers in …, 2018 - frontiersin.org
The alternative pathway (AP) of complement is constantly active in plasma and can easily
be activated on self surfaces and trigger local inflammation. Host cells are protected from AP …

Inactivation of local root canal medicaments by dentine: an in vitro study

HK Haapasalo, EK Sirén, TMT Waltimo… - International …, 2000 - Wiley Online Library
Aims The aim of the study was to investigate the inactivation by dentine of the antibacterial
activity of various commonly used local root canal medicaments. Methodology The …

[HTML][HTML] Retrospective study of the epidemiological risk and serological diagnosis of human babesiosis in Asturias, Northwestern Spain

…, J Díaz-Arias, M Meana, B Revuelta, K Haapasalo… - Parasites & vectors, 2023 - Springer
Background Babesiosis is a globally growing tick-borne disease in humans. Severe
babesiosis caused by Babesia divergens has been reported in two patients from Asturias (…

Complement factor H allotype 402H is associated with increased C3b opsonization and phagocytosis of Streptococcus pyogenes

K Haapasalo, H Jarva, T Siljander… - Molecular …, 2008 - Wiley Online Library
The main virulence factor of group A streptococcus (GAS), M protein, binds plasma
complement regulators factor H (FH) and FH‐like protein 1 (FHL‐1) leading to decreased …