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Investigation of the filamin A-Dependent mechanisms of tissue factor incorporation into microvesicles (2017)
Journal Article
Collier, M. E. W., Ettelaie, C., Goult, B. T., Maraveyas, A., & Goodall, A. H. (2017). Investigation of the filamin A-Dependent mechanisms of tissue factor incorporation into microvesicles. Thrombosis and haemostasis, 117(11), 2034-2044. doi:10.1160/TH17-01-0009

We have previously shown that phosphorylation of tissue factor (TF) at Ser253 increases the incorporation of TF into microvesicles (MVs) following protease-activated receptor 2 (PAR2) activation through a process involving filamin-A, whereas Ser258 p... Read More about Investigation of the filamin A-Dependent mechanisms of tissue factor incorporation into microvesicles.

Peptidyl-prolyl isomerase 1 (Pin1) preserves the phosphorylation state of tissue factor and prolongs its release within microvesicles (2017)
Journal Article
Ettelaie, C., Collier, M., Featherby, S., Greenman, J., & Maraveyas, A. (2018). Peptidyl-prolyl isomerase 1 (Pin1) preserves the phosphorylation state of tissue factor and prolongs its release within microvesicles. BBA - Molecular Cell Research, 1865(1), 12-24. https://doi.org/10.1016/j.bbamcr.2017.09.016

© 2017 Elsevier B.V. The exposure and release of TF is regulated by post-translational modifications of its cytoplasmic domain. Here, the potential of Pin1 to interact with the cytoplasmic domain of TF, and the outcome on TF function was examined. MD... Read More about Peptidyl-prolyl isomerase 1 (Pin1) preserves the phosphorylation state of tissue factor and prolongs its release within microvesicles.

Oligoubiquitination of tissue factor on Lys255 promotes Ser253-dephosphorylation and terminates TF release (2016)
Journal Article
Ettelaie, C., Collier, M. E., Featherby, S., Greenman, J., & Maraveyas, A. (2016). Oligoubiquitination of tissue factor on Lys255 promotes Ser253-dephosphorylation and terminates TF release. BBA - Molecular Cell Research, 1863(11), 2846-2857. doi:10.1016/j.bbamcr.2016.09.005

Restriction of tissue factor (TF) activity at the cell surface and TF release are critical for prevention of excessive coagulation. This study examined the regulation of TF dephosphorylation and its release through ubiquitination. A plasmid containin... Read More about Oligoubiquitination of tissue factor on Lys255 promotes Ser253-dephosphorylation and terminates TF release.

Analysis of the potential of cancer cell lines to release tissue factor-containing microvesicles: correlation with tissue factor and PAR2 expression (2016)
Journal Article
Ettelaie, C., Collier, M. E. W., Featherby, S., Benelhaj, N. E., Greenman, J., & Maraveyas, A. (2016). Analysis of the potential of cancer cell lines to release tissue factor-containing microvesicles: correlation with tissue factor and PAR2 expression. Thrombosis journal, 14(2), https://doi.org/10.1186/s12959-016-0075-3

Background Despite the association of cancer-derived circulating tissue factor (TF)-containing microvesicles and hypercoagulable state, correlations with the incidence of thrombosis remain unclear. Methods In this study the upregulation of TF re... Read More about Analysis of the potential of cancer cell lines to release tissue factor-containing microvesicles: correlation with tissue factor and PAR2 expression.

Accumulation of tissue factor in endothelial cells induces cell apoptosis, mediated through p38 and p53 activation (2015)
Journal Article
ElKeeb, A. M., Collier, M. E. W., Maraveyas, A., & Ettelaie, C. (2015). Accumulation of tissue factor in endothelial cells induces cell apoptosis, mediated through p38 and p53 activation. Thrombosis and haemostasis, 114(2), 364-378. https://doi.org/10.1160/th14-09-0795

We previously reported that high levels of tissue factor (TF) can induce cellular apoptosis in endothelial. In this study, TF-mediated mechanisms of induction of apoptosis were explored. Endothelial cells were transfected to express wild-type TF. Add... Read More about Accumulation of tissue factor in endothelial cells induces cell apoptosis, mediated through p38 and p53 activation.

Extracellular vesicles, tissue factor, cancer and thrombosis – discussion themes of the ISEV 2014 Educational Day (2015)
Journal Article
Gardiner, C., Harrison, P., Belting, M., Böing, A., Campello, E., Carter, B. S., …Nieuwland, R. (2015). Extracellular vesicles, tissue factor, cancer and thrombosis – discussion themes of the ISEV 2014 Educational Day. Journal of Extracellular Vesicles, 4(1), 1-14. doi:10.3402/jev.v4.26901

Although the association between cancer and venous thromboembolism (VTE) has long been known, the mechanisms are poorly understood. Circulating tissue factor-bearing extracellular vesicles have been proposed as a possible explanation for the increase... Read More about Extracellular vesicles, tissue factor, cancer and thrombosis – discussion themes of the ISEV 2014 Educational Day.

Characterization of physical properties of tissue factor-containing microvesicles and a comparison of ultracentrifuge-based recovery procedures (2014)
Journal Article
Ettelaie, C., Collier, M., Maraveyas, A., & Ettelaie, R. (2014). Characterization of physical properties of tissue factor-containing microvesicles and a comparison of ultracentrifuge-based recovery procedures. Journal of Extracellular Vesicles, 3(1), 1-14. https://doi.org/10.3402/jev.v3.23592

© 2014 Camille Ettelaie et al. Microvesicles were isolated from the conditioned media of 3 cell lines (MDA-MB-231, AsPC-1 and A375) by ultracentrifugation at a range of relative centrifugal forces, and the tissue factor (TF) protein and activity, mic... Read More about Characterization of physical properties of tissue factor-containing microvesicles and a comparison of ultracentrifuge-based recovery procedures.

Filamin-A is required for the incorporation of tissue factor into cell-derived microvesicles (2013)
Journal Article
Collier, M. E. W., Ettelaie, C., & Maraveyas, A. (2014). Filamin-A is required for the incorporation of tissue factor into cell-derived microvesicles. Thrombosis and haemostasis, 111(4), 647-655. https://doi.org/10.1160/TH13-09-0769

We previously reported that the incorporation of tissue factor (TF) into cell-derived microvesicles (MVs) is regulated by the phosphorylation of the cytoplasmic domain of TF. Since the cytoskeletal protein filamin-A is known to bind to the cytoplasmi... Read More about Filamin-A is required for the incorporation of tissue factor into cell-derived microvesicles.

Microparticle-associated tissue factor is recycled by endothelial cells resulting in enhanced surface tissue factor activity (2013)
Journal Article
Collier, M. E. W., Mah, P., Xiao, Y., Maraveyas, A., & Ettelaie, C. (2013). Microparticle-associated tissue factor is recycled by endothelial cells resulting in enhanced surface tissue factor activity. Thrombosis and haemostasis, 110(5), 966-976. doi:10.1160/TH13-01-0055

In this study the uptake of tissue factor (TF)-positive microparticles by endothelial cells and the recycling of the TF component were examined. Human dermal blood endothelial cells (HDBEC) were incubated with microparticles derived from cancer cell... Read More about Microparticle-associated tissue factor is recycled by endothelial cells resulting in enhanced surface tissue factor activity.

Enhanced binding of tissue factor-microparticles to collagen-IV and fibronectin leads to increased tissue factor activity in vitro (2012)
Journal Article
Ettelaie, C., Collier, M. E. W., Mei, M. P., Xiao, Y. P., & Maraveyas, A. (2013). Enhanced binding of tissue factor-microparticles to collagen-IV and fibronectin leads to increased tissue factor activity in vitro. Thrombosis and haemostasis, 109(1), (61-71). doi:10.1160/TH12-05-0279

The role of tissue factor (TF)-containing microparticles in clot propagation has been established, but the ability of circulating microparticles to initiate coagulation has been disputed. However, TF-bearing microparticles, particularly endothelial-m... Read More about Enhanced binding of tissue factor-microparticles to collagen-IV and fibronectin leads to increased tissue factor activity in vitro.

Low molecular weight heparin downregulates tissue factor expression and activity by modulating growth factor receptor-mediated induction of nuclear factor-κB (2011)
Journal Article
Ettelaie, C., Fountain, D., Collier, M. E. W., ElKeeb, A. M., Xiao, Y. P., & Maraveyas, A. (2011). Low molecular weight heparin downregulates tissue factor expression and activity by modulating growth factor receptor-mediated induction of nuclear factor-κB. Biochimica et Biophysica Acta (BBA): Molecular Basis of Disease, 1812(12), 1591-1600. https://doi.org/10.1016/j.bbadis.2011.09.007

Treatment of cancer patients with low molecular weight heparin (LMWH) appears to have beneficial effects. In this study, the influence of low molecular weight heparin (LMWH) on tissue factor (TF) expression and activity in five cell lines from variou... Read More about Low molecular weight heparin downregulates tissue factor expression and activity by modulating growth factor receptor-mediated induction of nuclear factor-κB.

Regulation of the incorporation of tissue factor into microparticles by serine phosphorylation of the cytoplasmic domain of tissue factor (2011)
Journal Article
Collier, M. E. W., & Ettelaie, C. (2011). Regulation of the incorporation of tissue factor into microparticles by serine phosphorylation of the cytoplasmic domain of tissue factor. Journal of Biological Chemistry, 286(14), (11977-11984). doi:10.1074/jbc.m110.195214. ISSN 0021-9258

The mechanisms that regulate the incorporation and release of tissue factors (TFs) into cell-derived microparticles are as yet unidentified. In this study, we have explored the regulation of TF release into microparticles by the phosphorylation of se... Read More about Regulation of the incorporation of tissue factor into microparticles by serine phosphorylation of the cytoplasmic domain of tissue factor.

Low molecular weight heparin suppresses tissue factor-mediated cancer cell invasion and migration in vitro (2011)
Journal Article
Ettelaie, C., Fountain, D., Collier, M. E. W., Beeby, E., Xiao, Y. P., & Maraveyas, A. (2011). Low molecular weight heparin suppresses tissue factor-mediated cancer cell invasion and migration in vitro. Experimental and Therapeutic Medicine, 2(2), 363-367. https://doi.org/10.3892/etm.2011.211

Elevated expression of tissue factor (TF) has been associated with an increased risk of thrombosis in the majority of cancers. Moreover, treatment of cancer patients with low molecular weight heparin (LMWH) appears to have beneficial effects that rea... Read More about Low molecular weight heparin suppresses tissue factor-mediated cancer cell invasion and migration in vitro.

Differential induction of cellular proliferation, hypertrophy and apoptosis in H9c2 cardiomyocytes by exogenous tissue factor (2010)
Journal Article
Alkistis Frentzou, G., Collier, M. E. W., Ettelaie, C., & Seymour, A. L. (2010). Differential induction of cellular proliferation, hypertrophy and apoptosis in H9c2 cardiomyocytes by exogenous tissue factor. Molecular and Cellular Biochemistry, 345(1-2), 119-130. https://doi.org/10.1007/s11010-010-0565-8

Recent evidence has shown that prolonged exposure to exogenous tissue factor (TF) can alter the cellular functions of cardiomyocytes resulting in cardiac dysfunction. The effect of TF may arise from local inflammation within or in the vicinity of the... Read More about Differential induction of cellular proliferation, hypertrophy and apoptosis in H9c2 cardiomyocytes by exogenous tissue factor.

Induction of endothelial cell proliferation by recombinant and microparticle-tissue factor involves β1-integrin and extracellular signal regulated kinase activation (2010)
Journal Article
Collier, M. E. W., & Ettelaie, C. (2010). Induction of endothelial cell proliferation by recombinant and microparticle-tissue factor involves β1-integrin and extracellular signal regulated kinase activation. Arteriosclerosis, Thrombosis, and Vascular Biology, 30(9), 1810-1817. doi:10.1161/ATVBAHA.110.211854

Objective: Increased levels of circulating tissue factor (TF) in the form of microparticles increase the risk of thrombosis. However, any direct influence of microparticle-associated TF on vascular endothelial cell proliferation is not known. In this... Read More about Induction of endothelial cell proliferation by recombinant and microparticle-tissue factor involves β1-integrin and extracellular signal regulated kinase activation.

Influence of exogenous tissue factor on estrogen receptor α expression in breast cancer cells: Involvement of β1-integrin, PAR2, and mitogen-activated protein kinase activation (2008)
Journal Article
Collier, M. E. W., Li, C., & Ettelaie, C. (2008). Influence of exogenous tissue factor on estrogen receptor α expression in breast cancer cells: Involvement of β1-integrin, PAR2, and mitogen-activated protein kinase activation. Molecular cancer research, 6(12), 1807-1818. doi:10.1158/1541-7786.MCR-08-0109

Increased expression of tissue factor (TF) has been associated with invasive forms of breast cancer. Conversely, the loss of estrogen receptor α (ERα) is associated with increased cell invasiveness. We have examined the influence of exogenous truncat... Read More about Influence of exogenous tissue factor on estrogen receptor α expression in breast cancer cells: Involvement of β1-integrin, PAR2, and mitogen-activated protein kinase activation.

Tissue factor-containing microparticles released from mesangial cells in response to high glucose and AGE induce tube formation in microvascular cells (2008)
Journal Article
Ettelaie, C., Su, S., Li, C., & Collier, M. E. W. (2008). Tissue factor-containing microparticles released from mesangial cells in response to high glucose and AGE induce tube formation in microvascular cells. Microvascular Research, 76(3), (152-160). doi:10.1016/j.mvr.2008.07.007. ISSN 0026-2862

Hyperglycaemia and the associated formation of advanced glycation end-products (AGE) have been implicated in the pathogenesis of diabetic vasculopathy. In addition to its role in coagulation, tissue factor (TF) is known to regulate vascular prolifera... Read More about Tissue factor-containing microparticles released from mesangial cells in response to high glucose and AGE induce tube formation in microvascular cells.

Investigation of the mechanisms of tissue factor-mediated evasion of tumour cells from cellular cytotoxicity (2008)
Journal Article
Li, C., Collier, M. E. W., Frentzou, G. A., Greenman, J., & Ettelaie, C. (2008). Investigation of the mechanisms of tissue factor-mediated evasion of tumour cells from cellular cytotoxicity. Cancer Immunology, Immunotherapy, 57(9), 1347-1355. doi:10.1007/s00262-008-0469-6

Aims We previously reported that overexpression of tissue factor (TF) protected HT29 tumour cells from cellular cytotoxicity through a mechanism requiring the presence of the cytoplasmic domain of TF. In this investigation the mechanism of TF-mediate... Read More about Investigation of the mechanisms of tissue factor-mediated evasion of tumour cells from cellular cytotoxicity.

Differential functions of tissue factor in the trans-activation of cellular signalling pathways (2006)
Journal Article
Ettelaie, C., Li, C., Collier, M. E. W., Pradier, A., Frentzou, G. A., Wood, C. G., …James, N. J. (2007). Differential functions of tissue factor in the trans-activation of cellular signalling pathways. Atherosclerosis, 194(1), 88-101. https://doi.org/10.1016...rosclerosis.2006.10.010

In this study we examined the ability of tissue factor (TF) alone, or in conjunction with factor VIIa, factor Xa and TFPI in activating a number of key signalling pathways associated with cellular growth, stress and differentiation responses in human... Read More about Differential functions of tissue factor in the trans-activation of cellular signalling pathways.