Serum-derived protein S binds to phosphatidylserine and stimulates the phagocytosis of apoptotic cells

HA Anderson, CA Maylock, JA Williams… - Nature …, 2003 - nature.com
Rapid phagocytosis of apoptotic cells is thought to limit the development of inflammation and
autoimmune disease. Serum enhances macrophage phagocytosis of apoptotic cells. Here …

[HTML][HTML] The C4b-binding protein-protein S complex inhibits the phagocytosis of apoptotic cells

L Kask, LA Trouw, B Dahlbäck, AM Blom - Journal of Biological Chemistry, 2004 - ASBMB
The phagocytosis of apoptotic cells is a complex process involving numerous interactions
between the target cell and the macrophage. We have examined a role of the major soluble …

Auto-oxidation and oligomerization of protein S on the apoptotic cell surface is required for Mer tyrosine kinase-mediated phagocytosis of apoptotic cells

H Uehara, E Shacter - The Journal of Immunology, 2008 - journals.aai.org
Prompt phagocytosis of apoptotic cells prevents inflammatory and autoimmune responses to
dying cells. We have previously shown that the blood anticoagulant factor protein S …

Vitamin K-dependent protein S localizing complement regulator C4b-binding protein to the surface of apoptotic cells

JH Webb, AM Blom, B Dahlbäck - The Journal of Immunology, 2002 - journals.aai.org
Apoptosis is characterized by a lack of inflammatory reaction in surrounding tissues,
suggesting local control of complement activation. During the initial stage of apoptosis, cells …

Coagulation, inflammation, and apoptosis: different roles for protein S and the protein S–C4b binding protein complex

SM Rezende, RE Simmonds, DA Lane - Blood, 2004 - ashpublications.org
Protein S (PS) has an established role as an important cofactor to activated protein C (APC)
in the degradation of coagulation cofactors Va and VIIIa. This anticoagulant role is evident …

Glucocorticoids induce protein S-dependent phagocytosis of apoptotic neutrophils by human macrophages

A McColl, S Bournazos, S Franz, M Perretti… - The Journal of …, 2009 - journals.aai.org
During resolution of an inflammatory response, recruited neutrophil granulocytes undergo
apoptosis and are removed by tissue phagocytes before induction of secondary necrosis …

Physicochemical characterization of human S-protein and its function in the blood coagulation system

KT Preissner, R Wassmuth… - Biochemical …, 1985 - portlandpress.com
S-protein, the main inhibitor of the assembly of the membrane attack complex of
complement, was isolated from human plasma by a simple purification procedure, which …

C4b-binding protein binds to necrotic cells and DNA, limiting DNA release and inhibiting complement activation

LA Trouw, SC Nilsson, I Gonçalves… - The Journal of …, 2005 - rupress.org
After cell death, via apoptosis or necrosis, the uptake of dead cells by neighboring cells or
phagocytes prevents the release of intracellular content. An array of molecules, including …

Macrophage surface expression of annexins I and II in the phagocytosis of apoptotic lymphocytes

X Fan, S Krahling, D Smith, P Williamson… - Molecular biology of …, 2004 - Am Soc Cell Biol
When cells undergo apoptosis, or programmed cell death, they expose phosphatidylserine
(PS) on their surface. Macrophages that efficiently phagocytose apoptotic cells also express …

Genetic and phenotypic analysis of a large (122-member) protein S–deficient kindred provides an explanation for the familial coexistence of type I and type III plasma …

RE Simmonds, B Zöller, H Ireland… - Blood, The Journal …, 1997 - ashpublications.org
Protein S deficiency is a known risk factor for thrombosis. The coexistence of phenotypic
type I (reduction in total and free antigen) and type III (reduction in free antigen only) protein …