Critical challenges and advances in recombinant adeno‐associated virus (rAAV) biomanufacturing

Q Fu, A Polanco, YS Lee, S Yoon - Biotechnology and …, 2023 - Wiley Online Library
Gene therapy is a promising therapeutic approach for genetic and acquired diseases
nowadays. Among DNA delivery vectors, recombinant adeno‐associated virus (rAAV) is one …

The state of technological advancement to address challenges in the manufacture of rAAV gene therapies

F Destro, W Wu, P Srinivasan, J Joseph, V Bal… - Biotechnology …, 2024 - Elsevier
Current processes for the production of recombinant adeno-associated virus (rAAV) are
inadequate to meet the surging demand for rAAV-based gene therapies. This article reviews …

High-efficiency purification of divergent AAV serotypes using AAVX affinity chromatography

M Florea, F Nicolaou, S Pacouret, EM Zinn… - … Therapy Methods & …, 2023 - cell.com
The adeno-associated viral vector (AAV) provides a safe and efficient gene therapy platform
with several approved products that have marked therapeutic impact for patients. However …

Stimulus-responsive assembly of nonviral nucleocapsids

M Hori, A Steinauer, S Tetter, J Hälg, EM Manz… - Nature …, 2024 - nature.com
Controlled assembly of a protein shell around a viral genome is a key step in the life cycle of
many viruses. Here we report a strategy for regulating the co-assembly of nonviral proteins …

[HTML][HTML] Partial genome content within rAAVs impacts performance in a cell assay-dependent manner

B Troxell, SL Jaslow, IW Tsai, C Sullivan… - … Therapy Methods & …, 2023 - cell.com
Recombinant adeno-associated viruses (rAAVs) deliver DNA to numerous cell types.
However, packaging of partial genomes into the rAAV capsid is of concern. Although empty …

Recent advances in upstream process development for production of recombinant adeno‐associated virus

J Ou, Y Tang, J Xu, J Tucci, MC Borys… - Biotechnology and …, 2024 - Wiley Online Library
Recombinant adeno‐associated virus (rAAV) is rapidly emerging as the preferred delivery
vehicle for gene therapies, with promising advantages in safety and efficacy. Key challenges …

The downstream bioprocess toolbox for therapeutic viral vectors

R Kilgore, A Minzoni, S Shastry, W Smith… - … of Chromatography A, 2023 - Elsevier
Viral vectors are poised to acquire a prominent position in modern medicine and
biotechnology owing to their role as delivery agents for gene therapies, oncolytic agents …

Production of adeno‐associated viral vector serotype 6 by triple transfection of suspension HEK293 cells at higher cell densities

PD Moço, X Xu, CAT Silva, AA Kamen - Biotechnology Journal, 2023 - Wiley Online Library
In recent years, the use of adeno‐associated viruses (AAVs) as vectors for gene and cell
therapy has increased, leading to a rise in the amount of AAV vectors required during pre …

Empty and full AAV capsid charge and hydrophobicity differences measured with single-particle AFM

CL Heldt, O Areo, PU Joshi, X Mi, Y Ivanova, A Berrill - Langmuir, 2023 - ACS Publications
Adeno-associated virus (AAV) is showing promise as a therapy for diseases that contain a
single-gene deletion or mutation. One major scale-up challenge is the removal of empty or …

Critical assessment of purification and analytical technologies for enveloped viral vector and vaccine processing and their current limitations in resolving co-expressed …

A Do Minh, AA Kamen - Vaccines, 2021 - mdpi.com
Viral vectors and viral vaccines are invaluable tools in prevention and treatment of diseases.
Many infectious diseases are controlled using vaccines designed from subunits or whole …