Search Results - "Ezban, M"
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Overestimation of N‐glycoPEGylated factor IX activity in a one‐stage factor IX clotting assay owing to silica‐mediated premature conversion to activated factor IX
Published in Journal of thrombosis and haemostasis (01-07-2016)“…Essentials Nonacog beta pegol (N9‐GP) activity is overestimated in clot method using silica‐based reagents. Mimicking contact activation phase with silica…”
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Measuring FVIII activity of glycopegylated recombinant factor VIII, N8‐GP, with commercially available one‐stage clotting and chromogenic assay kits: a two‐centre study
Published in Haemophilia : the official journal of the World Federation of Hemophilia (01-05-2017)“…Introduction Factor VIII activity (FVIII:C) assays of samples containing glycoPEGylated recombinant FVIII such as turoctocog alfa pegol (N8‐GP) can be…”
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3
Measuring factor IX activity of nonacog beta pegol with commercially available one‐stage clotting and chromogenic assay kits: a two‐center study
Published in Journal of thrombosis and haemostasis (01-07-2016)“…Essentials Validated assays are required to precisely measure factor IX (FIX) activity in FIX products. N9‐GP and two other FIX products were assessed in…”
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Qualification of a select one‐stage activated partial thromboplastin time‐based clotting assay and two chromogenic assays for the post‐administration monitoring of nonacog beta pegol
Published in Journal of thrombosis and haemostasis (01-10-2017)“…Essentials Nonacog beta pegol (N9‐GP) is an extended half‐life, recombinant human factor IX (FIX). One‐stage clotting (OSC) and chromogenic FIX activity assays…”
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5
Factor VIII chromogenic assays can be used for potency labeling and postadministration monitoring of N8‐GP
Published in Journal of thrombosis and haemostasis (01-08-2016)“…Essentials Chromogenic assays may be less variable than one‐stage clot assays for measuring modified factor VIII. Chromogenic assays were evaluated for N8‐GP…”
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Canine models of inherited bleeding disorders in the development of coagulation assays, novel protein replacement and gene therapies
Published in Journal of thrombosis and haemostasis (01-05-2016)“…Summary Animal models of inherited bleeding disorders are important for understanding disease pathophysiology and are required for preclinical assessment of…”
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Human platelets express endothelial protein C receptor, which can be utilized to enhance localization of factor VIIa activity
Published in Journal of thrombosis and haemostasis (01-09-2018)“…Essentials Factor VIIa binds activated platelets to promote hemostasis in hemophilia patients with inhibitors. The interactions and sites responsible for…”
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International comparative field study of N8 evaluating factor VIII assay performance
Published in Haemophilia : the official journal of the World Federation of Hemophilia (01-07-2011)“…Discrepancies between the one‐stage clotting assay and the chromogenic method, and also among different variations of each method, have been a significant…”
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Factor IX-deficient plasma spiked with N9-GP behaves similarly to N9-GP post-administration clinical samples in N9-GP ELISA and FIX activity assays
Published in Haemophilia : the official journal of the World Federation of Hemophilia (01-11-2015)“…Introduction: Evaluation of assay performance with new modified coagulation factors, such as N9‐GP, may require testing of different assays and assay…”
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Thrombin generation assay using factor XIa to measure factors VIII and IX and their glycoPEGylated derivatives is robust and sensitive
Published in Journal of thrombosis and haemostasis (01-11-2015)“…Summary Background Conventional coagulation factor assays are associated with certain limitations, as they do not always reflect the clinical heterogeneity of…”
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A comparative analysis of heterogeneity in commercially available recombinant factor VIII products
Published in Haemophilia : the official journal of the World Federation of Hemophilia (01-11-2018)“…Introduction Advances in analytical technologies enable investigation of possible correlations between molecular structure, aggregation and subvisible particle…”
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A sensitive venous bleeding model in haemophilia A mice: effects of two recombinant FVIII products (N8 and Advate®)
Published in Haemophilia : the official journal of the World Federation of Hemophilia (01-09-2012)“…Haemostatic effect of compounds for treating haemophilia can be evaluated in various bleeding models in haemophilic mice. However, the doses of factor VIII…”
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An activated factor VII variant with enhanced tissue factor‐independent activity speeds wound healing in a mouse hemophilia B model
Published in Journal of thrombosis and haemostasis (01-06-2016)“…Essentials Disorders of hemostasis can lead to delayed and defective wound healing. In hemophilia B (HB) mice, 7 days of Factor (F)IX or VIIa are needed to…”
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The pharmacokinetics and pharmacodynamics of single‐dose and multiple‐dose recombinant activated factor VII in patients with haemophilia A or B
Published in Haemophilia : the official journal of the World Federation of Hemophilia (01-11-2017)“…Summary Monitoring recombinant activated factor VII (rFVIIa) treatment outcomes remains challenging. Thromboelastography (TEG) and the thrombin generation…”
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Recombinant human factor VIIa (rFVIIa) cleared principally by antithrombin following intravenous administration in hemophilia patients
Published in Journal of thrombosis and haemostasis (01-02-2011)“…Objective: The objective of the present study was to evaluate the pharmacokinetics and the clearance pathways of rFVIIa after intravenous administration to…”
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rFVIIa and a new enhanced rFVIIa‐analogue, NN1731, reduce bleeding in clopidogrel‐treated and in thrombocytopenic rats
Published in Journal of thrombosis and haemostasis (01-04-2009)“…Background: The pharmacological effect of rFVIIa occurs at the surface of activated platelets by enhancing thrombin generation at the site of vascular damage…”
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Faster onset of effect and greater efficacy of NN1731 compared with rFVIIa, aPCC and FVIII in tail bleeding in hemophilic mice
Published in Journal of thrombosis and haemostasis (01-09-2009)“…Background: Recombinant factor VIIa (rFVIIa, Novoseven®) is currently used to control bleeding in hemophiliacs with inhibitors. A new rFVIIa variant, NN1731,…”
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Evaluation of the safety and pharmacokinetics of a fast‐acting recombinant FVIIa analogue, NN1731, in healthy male subjects
Published in Journal of thrombosis and haemostasis (01-02-2009)“…Background: NN1731 is a recombinant activated factor VII (rFVIIa) analog with enhanced activity. Objectives: This clinical trial aimed to assess the safety and…”
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Pharmacokinetics and pharmacodynamics of a new recombinant FVIII (N8) in haemophilia A mice
Published in Haemophilia : the official journal of the World Federation of Hemophilia (01-01-2012)“…N8 is a new recombinant factor VIII (rFVIII) compound produced and formulated without human‐ or animal‐derived protein. The aims of the present studies were to…”
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