Rapid activation of monocyte tissue factor by antithymocyte globulin is dependent on complement and protein disulfide isomerase

Author:

Langer Florian1,Spath Brigitte1,Fischer Cornelia1,Stolz Moritz1,Ayuk Francis A.2,Kröger Nicolaus2,Bokemeyer Carsten1,Ruf Wolfram3

Affiliation:

1. II. Medizinische Klinik und Poliklinik and

2. Interdisziplinäre Klinik und Poliklinik für Stammzelltransplantation, Hubertus Wald Tumorzentrum–Universitäres Cancer Center Hamburg, Universitätsklinikum Eppendorf, Hamburg, Germany; and

3. Department of Immunology and Microbial Sciences, The Scripps Research Institute, La Jolla, CA

Abstract

Key PointsATG induces monocyte TF procoagulant activity dependent on complement activation but independent of de novo protein synthesis. TF decryption requires oxidation of cell surface PDI following C5 activation and phosphatidylserine membrane exposure following C7 insertion.

Publisher

American Society of Hematology

Subject

Cell Biology,Hematology,Immunology,Biochemistry

Reference50 articles.

1. Role of the extrinsic pathway of blood coagulation in hemostasis and thrombosis.;Mackman;Arterioscler Thromb Vasc Biol,2007

2. Functional tissue factor is entirely cell surface expressed on lipopolysaccharide-stimulated human blood monocytes and a constitutively tissue factor-producing neoplastic cell line.;Drake;J Cell Biol,1989

3. Protein disulfide isomerase acts as an injury response signal that enhances fibrin generation via tissue factor activation.;Reinhardt;J Clin Invest,2008

4. P2X7 receptor signaling contributes to tissue factor-dependent thrombosis in mice.;Furlan-Freguia;J Clin Invest,2011

5. Tissue factor controversies.;Mann;Thromb Res,2012

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