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factor IX

Known as: Factor IX Fraction, IX Complex, Factor, thromboplastinogen B 
Storage-stable blood coagulation factor acting in the intrinsic pathway. Its activated form, IXa, forms a complex with factor VIII and calcium on… 
National Institutes of Health

Related topics

Related topics

44 relations
Activated Partial Thromboplastin Time measurementCoagulantsCoagulation factor IX Ag:ACnc:Pt:PPP:Qn:IACoagulation factor IX activated activity:ACnc:Pt:PPP:Qn:Coag

Narrower (24)

BeneFIXFactor IXaIB1001Kcentra

Broader (2)

Blood Coagulation FactorSerine Endopeptidases

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
1985
1985
Immunoaffinity purification of factor IX (Christmas factor) by using conformation-specific antibodies directed against the factor IX-metal complex.
Factor IX is a vitamin K-dependent blood clotting zymogen that is functionally defective or absent in patients with hemophilia B… 
1985
1985
Hemophilia B with inhibitor: molecular analysis of the subtotal deletion of the factor IX gene.
The structure of factor IX gene was analyzed in a hemophilia B patient with inhibitor. Genomic DNA, digested with a variety of… 
1985
1985
Polymorphism of normal factor IX detected by mouse monoclonal antibodies.
Hemophilia B is an X-chromosomal recessive disease due to deficiency of coagulation factor IX. Three monoclonal antibodies… 
Highly Cited
1984
Highly Cited
1984
Derivatives of blood coagulation factor IX contain a high affinity Ca2+-binding site that lacks gamma-carboxyglutamic acid.
We have examined the calcium-binding properties and metal ion-dependent conformational changes of proteolytically modified… 
1982
1982
Factor IX Zutphen. A genetic variant of blood coagulation factor IX with an abnormally high molecular weight.
A genetic variant of blood coagulation factor IX has been isolated from the plasma of a patient with severe hemophilia B… 
1976
1976
Study of a Proposed International Standard for Blood Coagulation Factor IX
Summary An International Collaborative Study was organized to establish a standard for factor IX. Two freeze-dried concentrate… 
1970
1970
Variant of factor IX deficiency in female with 45, X Turner's syndrome.
The case of an 11-year-old girl with a severe bleeding diathesis, a factor IX level of 4 per cent, and 45, X Turner’s syndrome is… 
1964
1964
THE SEPARATION OF AUTOPROTHROMBIN I-C FROM BOVINE PROTHROMBIN PREPARATIONS.
Autoprothrombin Ic is a degradation product of purified prothrombin which is obtained when the enzyme autoprothrombin C is used… 
1962
1962
Detection of carriers for factor IX (PTC) deficiency.
1. A new assay for factor IX (PTC) is described. 2. With the use of this assay, 11 of 14 obligatory carriers of factor IX… 
1956
1956
Conversion of prothrombin to autoprothrombin. II. (Platelet cofactor II) and its relation to the blood clotting mechanisms.
Under certain restricted conditions purified thrombin can be added to purified prothrombin and the latter transforms to a…