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EP0271227A2 Expired / Lapsed EP ⏱️ 0.0 years remaining

Recombinant hybrid immunoglobulin molecules and their use

Assignee: General Hospital Corp
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Filing: 1987-11-12
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Granted: —
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Expires: 2007-11-12
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Abstract

Abstract This invention relates to a recombinant hybrid immunoglobulin molecule having an antigen binding site specific for fibrin linked to a second protein compris­ing the active portion of a plasminogen activator. The invention is also directed to the cloning and produc­tion of these novel hybrid immunoglobulin molecules. This invention further relates to a method of using these recombinant hybrid immunoglobulin molecules in immunodiagnostic and immunotherapeutic processes.

Inventors

  • 👤 Edgar Haber
  • 👤 Thomas Quertermous

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-10-23 16:38
CPC Classifications
C; C12; C12N; C12N9/00; C12N9/14; C12N9/48; C12N9/50; C12N9/64; C12N9/6421; C12N9/6424; C12N9/6456; A; A61; A61K; A61K51/00; A61K51/02; A61K51/04; A61K51/08; A61K51/10; A61K51/1018; A61K51/1045; A61P; A61P7/00; A61P7/02; C07; C07K; C07K16/00; C07K16/18; C07K16/36; C12N15/00; C12N15/09; C12N15/63; C12N15/66; A61K38/00; C07K2319/00; C07K2319/33

Claims Analysis

Total Claims: 11
Claim 1
Independent Claim 40 words
A process for the production of a chimeric immunoglobulin molecule having an antibody variable region with an antigen binding site specific for fibrin and a fibrinolytic enzyme activity region, the process comprising coupling successive amino acids by peptide bond formation.
Claim 2
Dependent Claim 40 words
A process for the production of a chimeric immunoglobulin molecule having an antibody variable region with an antigen binding site specific for fibrin and a fibrinolytic enzyme activity region, the process comprising coupling successive amino acids by peptide bond formation.
Claim 3
Dependent Claim 19 words
A process as claimed in claim 1, wherein the fibrinolytic enzyme is tissue-type plasminogen activator, streptokinase, urokinase or prourokinase.
Claim 4
Dependent Claim 49 words
A process for the preparation of a pharmaceutical or in vivo diagnostically administrable composition, the process comprising admixing a chimeric immunoglobulin molecule having an antibody variable region with an antigen binding site specific for fibrin and a fibrinolytic enzyme activity region and a pharmaceutically or veterinarily acceptable carrier therefor.
Claim 5
Dependent Claim 49 words
A process for the preparation of a pharmaceutical or in vivo diagnostically administrable composition, the process comprising admixing a chimeric immunoglobulin molecule having an antibody variable region with an antigen binding site specific for fibrin and a fibrinolytic enzyme activity region and a pharmaceutically or veterinarily acceptable carrier therefor.
Claim 6
Dependent Claim 33 words
The use of a chimeric immunoglobulin molecule having an antibody variable region with an antigen binding site specific for fibrin and a fibrinolytic enzyme activity region in the preparation of a thrombolytic agent.
Claim 7
Dependent Claim 33 words
The use of a chimeric immunoglobulin molecule having an antibody variable region with an antigen binding site specific for fibrin and a fibrinolytic enzyme activity region in the preparation of a thrombolytic agent.
Claim 8
Dependent Claim 15 words
A process as claimed in claim 1 or 2, which comprises detectably labelling the molecule.
Claim 9
Dependent Claim 12 words
A process as claimed in claim 5, which comprises radiolabelling the molecule.
Claim 10
Dependent Claim 35 words
The use of a detectably labelled chimeric immunoglobulin molecule having an antibody variable region with an antigen binding site specific for fibrin and a fibrinolytic enzyme activity region in the preparation of a thrombus-detecting agent.
Claim 11
Dependent Claim 35 words
The use of a detectably labelled chimeric immunoglobulin molecule having an antibody variable region with an antigen binding site specific for fibrin and a fibrinolytic enzyme activity region in the preparation of a thrombus-detecting agent.

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