factor IX
Purification and characterization of an abnormal factor IX (Christmas factor) molecule Factor IX Chapel Hill
... for Factor IX. This abnormal Factor IX is called Factor IX Chapel Hill (Factor ...normal Factor IX and Factor IXCH have tyrosine as the NH2-terminal ...
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Replacing the first epidermal growth factor like domain of factor IX with that of factor VII enhances activity in vitro and in canine hemophilia B
... of Factor IX to Factor VII al- tered 12 residues between Cys51 and ...porcine Factor IX using the coordinates deposited in the Brookhaven data bank by ...in Factor IX that ...
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Activation of Human Factor VII in Plasma and in Purified Systems: ROLES OF ACTIVATED FACTOR IX, KALLIKREIN, AND ACTIVATED FACTOR XII
... tissue factor, by incubating plasma with kaolin or by clotting ...activated Factor XII (XII a ) was the apparent principal activator. Thus, Factor VII was not activated in Factor XII-deficient ...
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Evaluation of engineered AAV capsids for hepatic factor IX gene transfer in murine and canine models
... curative levels of factor VIII (FVIII) and factor IX (FIX) were achieved in patients with hemophilia A or hemo- philia B, respectively [2, 3]. This was achieved using viral capsids derived from ...
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A mutation in the propeptide of Factor IX leads to warfarin sensitivity by a novel mechanism
... of Factor IX that results in warfarin sensitivity because of reduced affinity of the carboxylase for the Factor IX ...a Factor IX activity level of > 100% off warfarin and ...
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Heterogeneity of the factor IX locus in nine hemophilia B inhibitor patients
... the factor IX ...the factor IX gene involving two separate ...intact factor IX gene as detected by this ...structural factor IX gene defects predispose hemophilia B ...
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Molecular Characterization of the Factor IX Gene in 28 Iranian Hemophilia B Patients
... This study included 28 unrelated hemophilia B patients of Iranian origin referred from Hemophilia Centre, Imam Khomeini hospital, Tehran, Iran. All patients were male and had a prolonged activated partial thromboplastin ...
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Once-weekly prophylactic dosing of recombinant factor IX improves adherence in hemophilia B
... Adherence to treatment is nowadays the main challenge of chronic disease. Hemo- philia B is a chronic hereditary disease characterized by a deficiency in factor IX (FIX) activity. Its prevalence is one in ...
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EVALUATING THE OUTCOME OF TRANSFORMING GENETICALLY MODIFIED E COLI CELLS WITH HUMAN COAGULANT FACTOR IX CDNA
... Transformation of E. coli cells with non-recombinant and recombinant (with hFIX DNA insert) plasmid vector revealed an unseen metabolic activity between the inoculated cells and its environment (growth media) that is ...
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PREPARATION OF HIGHLY PURIFIED SOLVENTDETERGENT COA GULATION FACTOR VII AND FACTOR IX CONCENTRATES FROM PROTHROMBIN COMPLEX (PPSB)
... purify factor VII and factor IX from prothrombin complex (PPSB), which contains coagulation factors II, VII, IX and ...products, factor VII and factor IX concentrates, was ...
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Coagulation Factor IX Mediates Serotype-Specific Binding of Species A Adenoviruses to Host Cells
... Factor IX binds with high affinity to the HAdV-31 hexon but not to the HAdV-12 hexon. It has been suggested previously that FIX binds to the fiber knob protein of HAdV-5 (62). To evaluate the possible ...
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Partial factor IX protein in a pedigree with hemophilia B due to a partial gene deletion
... urinary Factor IX antigen species were concentrated, immunoaffinity purified, electrophoresed, immunoblotted, and distinguished by autoradiography after incubation with 125I-polyclonal calcium-requiring ...
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Induction of immune tolerance to coagulation factor IX antigen by in vivo hepatic gene transfer
... Gene replacement therapy is an attractive approach for treatment of genetic disease, but may be com- plicated by the risk of a neutralizing immune response to the therapeutic gene product. There are examples of humoral ...
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Hemophilia B (factor IXSeattle 2) due to a single nucleotide deletion in the gene for factor IX
... circulating Factor IX antigen, a patient who had less than ...circulating Factor IX antigen (Factor IXSeattle 2) was selected for analysis of his Factor IX ...normal ...
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GlycoPEGylated recombinant factor IX for hemophilia B in context
... recombinant factor IX (rFIX) ...anti-tissue factor pathway inhibitor antibodies, and RNA interference therapy, may provide patients with additional therapeutic options, which would require ...
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Activation of human factor IX (Christmas factor)
... Human Factor IX (Christmas factor) is a single-chain plasma glycoprotein (mol wt 57,000) that participates in the middle phase of the intrinsic pathway of blood ...protease, Factor IXabeta, by ...
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Factor IX antigen by radioimmunoassay Abnormal factor IX protein in patients on warfarin therapy and with hemophilia B
... Factor IX, isolated from normal human plasma, was homogenous by polyacrylamide gel electrophoresis in urea and sodium dodecyl sulfate. On the latter, it migrated as a single polypeptide chain with or ...
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Cleavage and inactivation of Factor IX by granulocyte elastase
... Radioiodinated Factor IX was cleaved by a crude sonicate from leukocytes. In the absence of calcium, fragments of less than 15,000 mol wt were seen from reduced samples on gel electrophoresis. After ...
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Kinetics of the Factor XIa catalyzed activation of human blood coagulation Factor IX
... human Factor IX by human Factor XIa was studied by measuring the release of a trichloroacetic acid-soluble tritium-labeled activation peptide from Factor IX by a modification of a ...
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Characterization of the defect in activation of factor IX Chapel Hill by human factor XIa
... abnormal Factor IX molecule isolated from the plasma of a patient with mild hemophilia B, has previously been shown to exhibit delayed activation by Factor XIa and ...that Factor IXCH is ...
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