[HTML][HTML] Complement C3 and C5 deficiency affects fracture healing

C Ehrnthaller, M Huber-Lang, P Nilsson, R Bindl… - PloS one, 2013 - journals.plos.org
There is increasing evidence that complement may play a role in bone development. Our
previous studies demonstrated that the key complement receptor C5aR was strongly …

[HTML][HTML] Complement receptors C5aR1 and C5aR2 act differentially during the early immune response after bone fracture but are similarly involved in bone repair

A Kovtun, S Bergdolt, Y Hägele, R Matthes… - Scientific reports, 2017 - nature.com
Severely injured patients frequently suffer compromised fracture healing because of
systemic post-traumatic inflammation. An important trigger of the posttraumatic immune …

[HTML][HTML] Osteoblast-specific overexpression of complement receptor C5aR1 impairs fracture healing

S Bergdolt, A Kovtun, Y Hägele, A Liedert, T Schinke… - PloS one, 2017 - journals.plos.org
The anaphylatoxin receptor C5aR1 plays an important role not only in innate immune
responses, but also in bone metabolism and fracture healing, being highly expressed on …

Complement C3a and C5a modulate osteoclast formation and inflammatory response of osteoblasts in synergism with IL‐1β

A Ignatius, P Schoengraf, L Kreja… - Journal of cellular …, 2011 - Wiley Online Library
There is a tight interaction of the bone and the immune system. However, little is known
about the relevance of the complement system, an important part of innate immunity and a …

Reduced bone loss in a murine model of postmenopausal osteoporosis lacking complement component 3

DL MacKay, TJ Kean, KG Bernardi… - Journal of …, 2018 - Wiley Online Library
The growing field of osteoimmunology seeks to unravel the complex interdependence of the
skeletal and immune systems. Notably, we and others have demonstrated that complement …

[HTML][HTML] The role of complement in trauma and fracture healing

M Huber-Lang, A Kovtun, A Ignatius - Seminars in immunology, 2013 - Elsevier
The complement system, as part of innate immunity, is activated immediately after trauma in
response to various pathogen-and danger-associated molecular patterns (PAMPs and …

[HTML][HTML] Complement receptor C5aR1 on osteoblasts regulates osteoclastogenesis in experimental postmenopausal osteoporosis

JM Bülow, N Renz, M Haffner-Luntzer… - Frontiers in …, 2022 - frontiersin.org
In recent years, evidence has accumulated that the complement system, an integral part of
innate immunity, may be involved in the regulation of bone homeostasis as well as …

Osteoclast‐derived complement component 3a stimulates osteoblast differentiation

K Matsuoka, K Park, M Ito, K Ikeda… - Journal of Bone and …, 2014 - academic.oup.com
Bone remodeling is regulated by a coupling of resorption to subsequent formation; however,
the “coupling factor” and underlying mechanism are not fully understood. Here, we found …

The anaphylatoxin receptor C5aR is present during fracture healing in rats and mediates osteoblast migration in vitro

A Ignatius, C Ehrnthaller, RE Brenner… - Journal of Trauma …, 2011 - journals.lww.com
Background: There is evidence that complement components regulate cytokine production
in osteoblastic cells, induce cell migration in mesenchymal stem cells, and play a regulatory …

[HTML][HTML] Complement involvement in bone homeostasis and bone disorders

Y Moedinger, B Loeffler, M Huber-Lang… - Seminars in immunology, 2018 - Elsevier
An integral part of innate immunity is the complement system, a defence system, consisting
of fluid-phase and cell surface-bound proteins. Its role to ensure adequate responses to …