Search Results - "Soeda, Tetsuhiro"
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Factor VIIIa-mimetic cofactor activity of a bispecific antibody to factors IX/IXa and X/Xa, emicizumab, depends on its ability to bridge the antigens
Published in Thrombosis and haemostasis (01-07-2017)“…Emicizumab, a humanised bispecific antibody recognising factors (F) IX/IXa and X/Xa, can accelerate FIXa-catalysed FX activation by bridging FIXa and FX in a…”
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Identification and multidimensional optimization of an asymmetric bispecific IgG antibody mimicking the function of factor VIII cofactor activity
Published in PloS one (28-02-2013)“…In hemophilia A, routine prophylaxis with exogenous factor VIII (FVIII) requires frequent intravenous injections and can lead to the development of anti-FVIII…”
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A bispecific antibody to factors IXa and X restores factor VIII hemostatic activity in a hemophilia A model
Published in Nature medicine (01-10-2012)“…Individuals with hemophilia A lack the coagulation factor FVIII and are treated with frequent intravenous injections of FVIII agents. However, many individuals…”
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A modified thrombin generation assay to evaluate the plasma coagulation potential in the presence of emicizumab, the bispecific antibody to factors IXa/X
Published in International journal of hematology (01-11-2020)“…Emicizumab shortens activated partial thromboplastin time (aPTT) greater than Factor (F)VIII. Clot waveform analysis triggered by ellagic acid and tissue…”
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Anti-factor IXa/X bispecific antibody ACE910 prevents joint bleeds in a long-term primate model of acquired hemophilia A
Published in Blood (13-11-2014)“…ACE910 is a humanized anti-factor IXa/X bispecific antibody mimicking the function of factor VIII (FVIII). We previously demonstrated in nonhuman primates that…”
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A bispecific antibody NXT007 exerts a hemostatic activity in hemophilia A monkeys enough to keep a nonhemophilic state
Published in Journal of thrombosis and haemostasis (01-02-2024)“…Emicizumab, a factor (F) VIIIa-function mimetic bispecific antibody (BsAb) to FIXa and FX, has become an indispensable treatment option for people with…”
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Emicizumab improves the stability and structure of fibrin clot derived from factor VIII‐deficient plasma, similar to the addition of factor VIII
Published in Haemophilia : the official journal of the World Federation of Hemophilia (01-05-2020)“…Introduction Emicizumab is an antifactor (F)IXa/FX bispecific antibody, mimicking FVIIIa cofactor function. Emi prophylaxis effectively reduces bleeding events…”
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The factor VIII heavy chain improves emicizumab-tenase assembly to enhance the factor VIII-mimicking cofactor activity
Published in Thrombosis research (01-06-2018)Get full text
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The use of infrared thermography for non-invasive detection of bleeding and musculoskeletal abnormalities in patients with hemophilia: an observational study
Published in Thrombosis journal (28-06-2023)“…In patients with hemophilia (PwH), bleeding often occurs in joints and muscles, and early detection of hemorrhage is important to prevent the onset and…”
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A Novel Clot Waveform Analysis to Measure the Plasma Coagulation Potency in the Presence of Anti-Fixa/Fx Bispecific Antibody, Emicizumab
Published in Blood (02-12-2016)“…Emicizumab (also termed ACE910) is a humanized anti-factor (F)IXa/FX bispecific antibody with FVIIIa cofactor function. A clinical phase 3 study was initiated…”
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The Factor VIIIa C2 Domain (Residues 2228–2240) Interacts with the Factor IXa Gla Domain in the Factor Xase Complex
Published in The Journal of biological chemistry (06-02-2009)“…Factor VIIIa functions as a cofactor for factor IXa in the phospholipid surface-dependent activation of factor X. Both the C2 domain of factor VIIIa and the…”
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Noninvasive mapping of reactive oxygen species by in vivo electron spin resonance spectroscopy in indomethacin-induced gastric ulcers in rats
Published in The Journal of pharmacology and experimental therapeutics (01-04-2006)“…Reactive oxygen species (ROS) are thought to be involved in the gastric ulcer formation induced by indomethacin, a typical nonsteroidal anti-inflammatory drug…”
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Interactions between residues 2228-2240 within factor VIIIa C2 domain and factor IXa Gla domain contribute to propagation of clot formation
Published in Thrombosis and haemostasis (01-11-2011)“…Factor (F)VIII functions as a cofactor in the tenase complex responsible for phospholipid (PL)-dependent FXa generation by FIXa. We have recently reported that…”
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Emicizumab, A Bispecific Antibody to Factors IX/IXa and X/Xa, Does Not Interfere with Antithrombin or TFPI Activity In Vitro
Published in TH open : companion journal to thrombosis and haemostasis (01-01-2018)“…Emicizumab is a humanized bispecific antibody that binds simultaneously to factor (F) IXa and FX replacing the cofactor function of FVIIIa. Because emicizumab…”
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Factor VIII contributes to platelet-fibrin thrombus formation via thrombin generation under low shear conditions
Published in Thrombosis research (01-11-2009)“…Abstract Introduction Thrombus growth under low blood flow velocity plays an important role in the development of deep venous thrombosis (DVT). Increased…”
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A Healthy Volunteer-Derived, Factor VIII-Neutralized, Acquired Hemophilia a-Mimetic Plasma Produces Similar Pharmacodynamic Responses of Emicizumab to Those in Patients with Congenital Hemophilia a with or without Inhibitors
Published in Blood (23-11-2021)“…Emicizumab is a bispecific antibody that mimics the cofactor function of activated factor VIII (FVIIIa) and is currently indicated for routine prophylaxis of…”
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Reduced plasma factor X is associated with a lack of response to recombinant activated factor VII in patients with hemophilia A and inhibitor, but does not impair emicizumab-driven hemostasis in vitro
Published in Thrombosis research (01-05-2024)“…The hemostatic effect of recombinant (r) factor (F)VIIa after repetitive intermittent administration may be attenuated in patients with hemophilia A (PwHA)…”
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The protective effect of anti-VEGF-A/Ang-2 bispecific antibody on retinal vein occlusion model mice
Published in European journal of pharmacology (05-08-2024)“…(233/250) Retinal vein occlusion (RVO) causes macular edema and retinal ischemia resulting in visual field and vision loss. A bispecific antibody that blocks…”
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