Protein-Engineered Coagulation Factors for Hemophilia Gene Therapy

Hemophilia A (HA) and hemophilia B (HB) are X-linked bleeding disorders due to inheritable deficiencies in either coagulation factor VIII (FVIII) or factor IX (FIX), respectively. Recently, gene therapy clinical trials with adeno-associated virus (AAV) vectors and protein-engineered transgenes, B-do...

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Main Authors: Benjamin J. Samelson-Jones, Valder R. Arruda
Format: Article
Language:English
Published: Elsevier 2019-03-01
Series:Molecular Therapy: Methods & Clinical Development
Online Access:http://www.sciencedirect.com/science/article/pii/S2329050118301311
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author Benjamin J. Samelson-Jones
Valder R. Arruda
author_facet Benjamin J. Samelson-Jones
Valder R. Arruda
author_sort Benjamin J. Samelson-Jones
collection DOAJ
description Hemophilia A (HA) and hemophilia B (HB) are X-linked bleeding disorders due to inheritable deficiencies in either coagulation factor VIII (FVIII) or factor IX (FIX), respectively. Recently, gene therapy clinical trials with adeno-associated virus (AAV) vectors and protein-engineered transgenes, B-domain deleted (BDD) FVIII and FIX-Padua, have reported near-phenotypic cures in subjects with HA and HB, respectively. Here, we review the biology and the clinical development of FVIII-BDD and FIX-Padua as transgenes. We also examine alternative bioengineering strategies for FVIII and FIX, as well as the immunological challenges of these approaches. Other engineered proteins and their potential use in gene therapy for hemophilia with inhibitors are also discussed. Continued advancement of gene therapy for HA and HB using protein-engineered transgenes has the potential to alleviate the substantial medical and psychosocial burdens of the disease. Keywords: Hemophilia A, hemophilia B, gene therapy, bioengineering, factor VIII, factor IX, factor IX Padua, B-domain delete factor VIII, immunogenicity, protein engineering
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spelling doaj.art-332b5c1c4a394b8f91a27e35a4490dd42022-12-21T22:27:53ZengElsevierMolecular Therapy: Methods & Clinical Development2329-05012019-03-0112184201Protein-Engineered Coagulation Factors for Hemophilia Gene TherapyBenjamin J. Samelson-Jones0Valder R. Arruda1The Children’s Hospital of Philadelphia, Philadelphia, PA, USA; Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA; Raymond G. Perelman Center for Cellular and Molecular Therapeutics, Philadelphia, PA, USAThe Children’s Hospital of Philadelphia, Philadelphia, PA, USA; Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA; Raymond G. Perelman Center for Cellular and Molecular Therapeutics, Philadelphia, PA, USA; Corresponding author: Valder R. Arruda, MD, PhD, The Children’s Hospital of Philadelphia, 3501 Civic Center Boulevard, 5056 Colket Translational Research Center, Philadelphia, PA 19104, USA.Hemophilia A (HA) and hemophilia B (HB) are X-linked bleeding disorders due to inheritable deficiencies in either coagulation factor VIII (FVIII) or factor IX (FIX), respectively. Recently, gene therapy clinical trials with adeno-associated virus (AAV) vectors and protein-engineered transgenes, B-domain deleted (BDD) FVIII and FIX-Padua, have reported near-phenotypic cures in subjects with HA and HB, respectively. Here, we review the biology and the clinical development of FVIII-BDD and FIX-Padua as transgenes. We also examine alternative bioengineering strategies for FVIII and FIX, as well as the immunological challenges of these approaches. Other engineered proteins and their potential use in gene therapy for hemophilia with inhibitors are also discussed. Continued advancement of gene therapy for HA and HB using protein-engineered transgenes has the potential to alleviate the substantial medical and psychosocial burdens of the disease. Keywords: Hemophilia A, hemophilia B, gene therapy, bioengineering, factor VIII, factor IX, factor IX Padua, B-domain delete factor VIII, immunogenicity, protein engineeringhttp://www.sciencedirect.com/science/article/pii/S2329050118301311
spellingShingle Benjamin J. Samelson-Jones
Valder R. Arruda
Protein-Engineered Coagulation Factors for Hemophilia Gene Therapy
Molecular Therapy: Methods & Clinical Development
title Protein-Engineered Coagulation Factors for Hemophilia Gene Therapy
title_full Protein-Engineered Coagulation Factors for Hemophilia Gene Therapy
title_fullStr Protein-Engineered Coagulation Factors for Hemophilia Gene Therapy
title_full_unstemmed Protein-Engineered Coagulation Factors for Hemophilia Gene Therapy
title_short Protein-Engineered Coagulation Factors for Hemophilia Gene Therapy
title_sort protein engineered coagulation factors for hemophilia gene therapy
url http://www.sciencedirect.com/science/article/pii/S2329050118301311
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