All Outputs (28)

PEGylation of indium phosphide quantum dots prevents quantum dot mediated platelet activation (2024)
Journal Article
Naylor-Adamson, L., Price, T. W., Booth, Z., Leonard, S. V. L., Gallo, J., Tung, L. D., Harvell-Smith, S., Thi Kim Thanh, N., Aslam, Z., Allsup, D., Hondow, N., Chamberlain, T., Schneider, J. E., Naseem, K., Bouillard, J.-S. G., Stasiuk, G. J., & Calaminus, S. D. J. (in press). PEGylation of indium phosphide quantum dots prevents quantum dot mediated platelet activation. Journal of Materials Chemistry B, https://doi.org/10.1039/d4tb01334d

Quantum dots (QDs) are semiconducting inorganic nanocrystals, that have garnered interest in biological and medical spheres due, to their potential benefits in biomedical imaging and drug-delivery systems. Indium phosphide QDs shelled with zinc sulph... Read More about PEGylation of indium phosphide quantum dots prevents quantum dot mediated platelet activation.

Impact of Surface Ligand on the Biocompatibility of InP/ZnS Quantum Dots with Platelets (2023)
Journal Article
Gil, H. M., Booth, Z., Price, T. W., Lee, J., Naylor‐Adamson, L., Avery, M., Muravitskaya, A., Hondow, N., Allsup, D., Schneider, J. E., Naseem, K., Adawi, A. M., Bouillard, J. S. G., Chamberlain, T. W., Calaminus, S. D., & Stasiuk, G. J. (in press). Impact of Surface Ligand on the Biocompatibility of InP/ZnS Quantum Dots with Platelets. Small, Article 2304881. https://doi.org/10.1002/smll.202304881

InP/ZnS quantum dots (QDs) have received a large focus in recent years as a safer alternative to heavy metal-based QDs. Given their intrinsic fluorescent imaging capabilities, these QDs can be potentially relevant for in vivo platelet imaging. The In... Read More about Impact of Surface Ligand on the Biocompatibility of InP/ZnS Quantum Dots with Platelets.

Acute coronary syndromes, platelets and the endothelium (2019)
Thesis
Rossington, J. A. Acute coronary syndromes, platelets and the endothelium. (Thesis). Hull York Medical School, the University of Hull and the University of York. https://hull-repository.worktribe.com/output/4222365

ABSTRACT
Background: Acute coronary syndromes (ACS) are medical emergencies. Platelet and endothelial function are fundamental to the pathophysiology; and implicated in secondary conditions such as no reflow (NR). Guidelines support the administrati... Read More about Acute coronary syndromes, platelets and the endothelium.

A novel interaction of the myosin light chain phosphatase with the regulatory subunits of protein kinase A in platelets (2018)
Thesis
Khalil, J. S. A novel interaction of the myosin light chain phosphatase with the regulatory subunits of protein kinase A in platelets. (Thesis). Hull York Medical School, the University of Hull and the University of York. https://hull-repository.worktribe.com/output/4221504

Platelet activation initiates a series of events, such as shape change, degranulation and aggregation, which results in the formation of a haemostatic plug and arrest of blood loss at the sites of vascular damage. Shape change is accompanied by remod... Read More about A novel interaction of the myosin light chain phosphatase with the regulatory subunits of protein kinase A in platelets.

Prostacyclin reverses platelet stress fibre formation causing platelet aggregate instability (2017)
Journal Article
Yusuf, M. Z., Raslan, Z., Atkinson, L., Aburima, A., Thomas, S. G., Naseem, K. M., & Calaminus, S. D. (2017). Prostacyclin reverses platelet stress fibre formation causing platelet aggregate instability. Scientific reports, 7(1), Article ARTN 5582. https://doi.org/10.1038/s41598-017-05817-9

Prostacyclin (PGI2) modulates platelet activation to regulate haemostasis. Evidence has emerged to suggest that thrombi are dynamic structures with distinct areas of differing platelet activation. It was hypothesised that PGI2 could reverse platelet... Read More about Prostacyclin reverses platelet stress fibre formation causing platelet aggregate instability.

Energy metabolism of platelets (2017)
Thesis
Aibibula, M. Energy metabolism of platelets. (Thesis). Hull York Medical School, the University of Hull and the University of York. https://hull-repository.worktribe.com/output/4221806

Undesired platelet activation is associated with a number of diseases characterised by metabolic imbalance, such as hyperlipidaemia. Changes in platelet energy metabolism associated with disease states are unclear. This thesis presents a detailed inv... Read More about Energy metabolism of platelets.

Association of type 1 inositol 1,4,5-trisphosphate receptor (IP₃R1) with protein kinase A and A-kinase Anchoring Protein 9 (AKAP9) in platelets (2017)
Thesis
Trivedi, A. N. Association of type 1 inositol 1,4,5-trisphosphate receptor (IP₃R1) with protein kinase A and A-kinase Anchoring Protein 9 (AKAP9) in platelets. (Thesis). Hull York Medical School, the University of Hull and the University of York. https://hull-repository.worktribe.com/output/4219204

Cyclic adenosine monophsphoate (cAMP) signalling is thought to regulate inositol-1,4,5 trisphosphate (IP₃)-mediated calcium (Ca²⁺) mobilisation in platelets through protein kinase A (PKA)-mediated phosphorylation, leading to inhibition of inositol-1,... Read More about Association of type 1 inositol 1,4,5-trisphosphate receptor (IP₃R1) with protein kinase A and A-kinase Anchoring Protein 9 (AKAP9) in platelets.

The role of scavenger receptors in oxidised low-density lipoprotein induced platelet hyperactivity (2016)
Thesis
Woodward, C. The role of scavenger receptors in oxidised low-density lipoprotein induced platelet hyperactivity. (Thesis). Hull York Medical School, the University of Hull and the University of York. https://hull-repository.worktribe.com/output/4218666

Increased platelet hyperactivity is a common consequence of hyperlipidemia and is associated with increased risk of acute coronary syndromes. Platelet interaction with oxidised low-density lipoprotein (oxLDL) is believed to play a crucial role in pla... Read More about The role of scavenger receptors in oxidised low-density lipoprotein induced platelet hyperactivity.

PDE3A signalling in blood platelets (2016)
Thesis
Law, R. PDE3A signalling in blood platelets. (Thesis). Hull York Medical School, the University of Hull and the University of York. https://hull-repository.worktribe.com/output/4218467

Cyclic 3’, 5’ adenosine monophosphate (cAMP) signalling downstream of prostacyclin (PGI₂) is a key inhibitory pathway in blood platelets. This pathway is dynamically regulated by phosphodiesterase 3A (PDE3A), which hydrolyses cAMP into metabolically... Read More about PDE3A signalling in blood platelets.

The dietary flavonol quercetin ameliorates angiotensin II-induced redox signaling imbalance in a human umbilical vein endothelial cell model of endothelial dysfunction via ablation of p47ᵖʰᵒˣ expression (2016)
Journal Article
Jones, H. S., Gordon, A., Magwenzi, S. G., Naseem, K., Atkin, S. L., & Courts, F. L. (2016). The dietary flavonol quercetin ameliorates angiotensin II-induced redox signaling imbalance in a human umbilical vein endothelial cell model of endothelial dysfunction via ablation of p47ᵖʰᵒˣ expression. Molecular Nutrition and Food Research, 60(4), 787-797. https://doi.org/10.1002/mnfr.201500751

Scope: Quercetin is reported to reduce blood pressure in hypertensive but not normotensive humans, but the role of endothelial redox signaling in this phenomenon has not been assessed. This study investigated the effects of physiologically obtainable... Read More about The dietary flavonol quercetin ameliorates angiotensin II-induced redox signaling imbalance in a human umbilical vein endothelial cell model of endothelial dysfunction via ablation of p47ᵖʰᵒˣ expression.

Targeting of type I protein kinase A to lipid rafts is required for platelet inhibition by the 3′,5′-cyclic adenosine monophosphate-signaling pathway (2015)
Journal Article
Raslan, Z., Magwenzi, S., Aburima, A., Taskén, K., & Naseem, K. M. (2015). Targeting of type I protein kinase A to lipid rafts is required for platelet inhibition by the 3′,5′-cyclic adenosine monophosphate-signaling pathway. Journal of thrombosis and haemostasis : JTH, 13(9), 1721-1734. https://doi.org/10.1111/jth.13042

Background Platelet adhesion to von Willebrand factor (VWF) is modulated by 3′,5′-cyclic adenosine monophosphate (cAMP) signaling through protein kinase A (PKA)-mediated phosphorylation of glycoprotein (GP)Ibβ. A-kinase anchoring proteins (AKAPs) are... Read More about Targeting of type I protein kinase A to lipid rafts is required for platelet inhibition by the 3′,5′-cyclic adenosine monophosphate-signaling pathway.

Oxidized LDL activates blood platelets through CD36/NOX2–mediated inhibition of the cGMP/protein kinase G signaling cascade (2015)
Journal Article
Magwenzi, S., Woodward, C., Wraith, K. S., Aburima, A., Raslan, Z., Jones, H., McNeil, C., Wheatcroft, S., Yuldasheva, N., Febbriao, M., Kearney, M., & Naseem, K. M. (2015). Oxidized LDL activates blood platelets through CD36/NOX2–mediated inhibition of the cGMP/protein kinase G signaling cascade. Blood, 125(17), 2693-2703. https://doi.org/10.1182/blood-2014-05-574491

Oxidized low-density lipoprotein (oxLDL) promotes unregulated platelet activation in dyslipidemic disorders. Although oxLDL stimulates activatory signaling, it is unclear how these events drive accelerated thrombosis. Here, we describe a mechanism fo... Read More about Oxidized LDL activates blood platelets through CD36/NOX2–mediated inhibition of the cGMP/protein kinase G signaling cascade.

Increased platelet reactivity in idiopathic pulmonary fibrosis is mediated by a plasma factor (2014)
Journal Article
Crooks, M. G., Fahim, A., Naseem, K. M., Morice, A. H., & Hart, S. P. (2014). Increased platelet reactivity in idiopathic pulmonary fibrosis is mediated by a plasma factor. PLoS ONE, 9(10), Article ARTN e111347. https://doi.org/10.1371/journal.pone.0111347

Introduction Idiopathic Pulmonary Fibrosis (IPF) is a progressive, incurable fibrotic interstitial lung disease with a prognosis worse than many cancers. Its pathogenesis is poorly understood. Activated platelets can release pro-fibrotic mediators th... Read More about Increased platelet reactivity in idiopathic pulmonary fibrosis is mediated by a plasma factor.

Phosphoproteomic analysis of platelet signalling cascades by flow cytometry (2014)
Thesis
Spurgeon, B. E. J. Phosphoproteomic analysis of platelet signalling cascades by flow cytometry. (Thesis). Hull York Medical School, the University of Hull and the University of York. https://hull-repository.worktribe.com/output/4216373

The activation of blood platelets is a critical haemostatic response that serves to prevent haemorrhage, but unregulated platelet activation is associated with arterial thrombosis. Endothelial-derived inhibitors prostacyclin (PGI₂) and nitric oxide (... Read More about Phosphoproteomic analysis of platelet signalling cascades by flow cytometry.

Multiplexed phosphospecific flow cytometry enables large-scale signaling profiling and drug screening in blood platelets (2014)
Journal Article
Spurgeon, B. E., Aburima, A., Oberprieler, N. G., Taskén, K., & Naseem, K. M. (2014). Multiplexed phosphospecific flow cytometry enables large-scale signaling profiling and drug screening in blood platelets. Journal of thrombosis and haemostasis : JTH, 12(10), 1733-1743. https://doi.org/10.1111/jth.12670

Background: Dissecting the signaling events that contribute to platelet activation will increase our understanding of platelet function and aid in the development of new antiplatelet agents. However, high-throughput methodology for the quantitative a... Read More about Multiplexed phosphospecific flow cytometry enables large-scale signaling profiling and drug screening in blood platelets.

The role of glucocorticoids in platelet function (2014)
Thesis
Banerjee, S. The role of glucocorticoids in platelet function. (Thesis). Hull York Medical School, the University of Hull and the University of York. https://hull-repository.worktribe.com/output/4216471

Platelets are pivotal in regulating haemostasis, but can precipitate atherothrombosis associated to cardiovascular diseases. The synthetic glucocorticoid prednisolone is widely used as an anti-inflammatory and immunosuppressive drug. Previously it wa... Read More about The role of glucocorticoids in platelet function.

Acute hypertriglyceridemia induces platelet hyperactivity that is not attenuated by insulin in polycystic ovary syndrome. (2014)
Journal Article
Aye, M. M., Kilpatrick, E. S., Aburima, A., Wraith, K. S., Magwenzi, S., Spurgeon, B., Rigby, A. S., Sandeman, D., Naseem, K. M., & Atkin, S. L. (2014). Acute hypertriglyceridemia induces platelet hyperactivity that is not attenuated by insulin in polycystic ovary syndrome. Journal of the American Heart Association, 3(1), https://doi.org/10.1161/JAHA.113.000706

Atherothrombosis is associated with platelet hyperactivity. Hypertriglyceridemia and insulin resistance (IR) are features of polycystic ovary syndrome (PCOS). The effect of induced hypertriglyceridemia on IR and platelet function was examined in youn... Read More about Acute hypertriglyceridemia induces platelet hyperactivity that is not attenuated by insulin in polycystic ovary syndrome..

GLP-1R, a novel receptor in platelets; and the use of liraglutide in the treatment of obesity in women with PCOS (2013)
Thesis
Kahal, H. GLP-1R, a novel receptor in platelets; and the use of liraglutide in the treatment of obesity in women with PCOS. (Thesis). Hull York Medical School, the University of Hull and the University of York. https://hull-repository.worktribe.com/output/4215983

Studies investigating atherothrombotic risk in women with polycystic ovary syndrome (PCOS), in particular platelet function and carotid intima-media wall thickness (cIMT), have been confounded by not adequately accounting for obesity. Liraglutide is... Read More about GLP-1R, a novel receptor in platelets; and the use of liraglutide in the treatment of obesity in women with PCOS.

cAMP signaling regulates platelet myosin light chain (MLC) phosphorylation and shape change through targeting the RhoA-Rho kinase-MLC phosphatase signaling pathway (2013)
Journal Article
Aburima, A., Wraith, K. S., Raslan, Z., Law, R., Magwenzi, S., & Naseem, K. M. (2013). cAMP signaling regulates platelet myosin light chain (MLC) phosphorylation and shape change through targeting the RhoA-Rho kinase-MLC phosphatase signaling pathway. Blood, 122(20), 3533-3545. https://doi.org/10.1182/blood-2013-03-487850

Cyclic adenosine monophosphate (cAMP)-dependent signaling modulates platelet shape change through unknown mechanisms. We examined the effects of cAMP signaling on platelet contractile machinery. Prostaglandin E1 (PGE1)-mediated inhibition of thrombin... Read More about cAMP signaling regulates platelet myosin light chain (MLC) phosphorylation and shape change through targeting the RhoA-Rho kinase-MLC phosphatase signaling pathway.

Oxidized low-density lipoproteins induce rapid platelet activation and shape change through tyrosine kinase and Rho kinase–signaling pathways (2013)
Journal Article
Wraith, K. S., Magwenzi, S., Aburima, A., Wen, Y., Leake, D., & Naseem, K. (2013). Oxidized low-density lipoproteins induce rapid platelet activation and shape change through tyrosine kinase and Rho kinase–signaling pathways. Blood, 122(4), 580-589. https://doi.org/10.1182/blood-2013-04-491688

Oxidized low-density lipoproteins (oxLDL) generated in the hyperlipidemic state may contribute to unregulated platelet activation during thrombosis. Although the ability of oxLDL to activate platelets is established, the underlying signaling mechanis... Read More about Oxidized low-density lipoproteins induce rapid platelet activation and shape change through tyrosine kinase and Rho kinase–signaling pathways.