Search Results - "S. Silva, Ricardo J."
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Extending AAV Packaging Cargo through Dual Co-Transduction: Efficient Protein Trans-Splicing at Low Vector Doses
Published in International journal of molecular sciences (23-06-2023)“…Adeno-associated viral (AAV) vectors represent one of the leading platforms for gene delivery. Nevertheless, their small packaging capacity restricts their use…”
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Assessing Multi-Attribute Characterization of Enveloped and Non-Enveloped Viral Particles by Capillary Electrophoresis
Published in Viruses (17-11-2022)“…Virus-based biopharmaceutical products are used in clinical applications such as vaccines, gene therapy, and immunotherapy. However, their manufacturing…”
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3
Adenovirus purification by two-column, size-exclusion, simulated countercurrent chromatography
Published in Journal of Chromatography A (20-06-2014)“…•Ad5 was purified by size-exclusion chromatography (SEC) in a 2-column open-loop SMB system.•Clearance of impurities, namely DNA and host cell protein (HCP),…”
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Accelerated Development of AAV Purification Process Using a High-Throughput and Automated Crossflow System
Published in Separations (01-03-2024)“…Adeno-associated viruses (AAV) are currently predominant viral transfer tools for gene therapy, and efforts are being made to design faster and more efficient…”
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Improved virus purification processes for vaccines and gene therapy
Published in Biotechnology and bioengineering (01-05-2015)“…ABSTRACT The downstream processing of virus particles for vaccination or gene therapy is becoming a critical bottleneck as upstream titers keep improving…”
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Downstream processing for influenza vaccines and candidates: An update
Published in Biotechnology and bioengineering (01-08-2021)“…Seasonal and pandemic influenza outbreaks present severe health and economic burdens. To overcome limitations on influenza vaccines' availability and…”
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A new multicolumn, open-loop process for center-cut separation by solvent-gradient chromatography
Published in Journal of Chromatography A (24-12-2010)“…A comprehensive description of a new process—the GSSR (Gradient with Steady State Recycle) process—for center-cut separation by solvent-gradient chromatography…”
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Streamlined, two-column, simulated countercurrent chromatography for binary separation
Published in Journal of Chromatography A (14-05-2010)“…We report on a numerical and experimental study of two-column versions of streamlined, multicolumn, semi-continuous chromatography for binary separation. The…”
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Continuous Affinity Purification of Adeno-Associated Virus Using Periodic Counter-Current Chromatography
Published in Pharmaceutics (25-06-2022)“…Replacing batch unit operations of biopharmaceuticals by continuous manufacturing is a maturing concept, with periodic counter-current chromatography (PCC)…”
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AAV process intensification by perfusion bioreaction and integrated clarification
Published in Frontiers in bioengineering and biotechnology (07-11-2022)“…Adeno-associated viruses (AAVs) demand for clinical trials and approved therapeutic applications is increasing due to this vector’s overall success and…”
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Exploring continuous and integrated strategies for the up- and downstream processing of human mesenchymal stem cells
Published in Journal of biotechnology (10-11-2015)“…•Establishment of an integrated strategy for up- and downstream processing of hMSC.•Continuous perfusion culture increased hMSC expansion and led to a…”
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12
Robust design of adenovirus purification by two-column, simulated moving-bed, size-exclusion chromatography
Published in Journal of biotechnology (10-11-2015)“…A simple, yet efficient, two-column simulated moving-bed (2CSMB) process for purifying adenovirus serotype 5 (Ad5) by size-exclusion chromatography (SEC) is…”
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13
Efficient adeno-associated virus serotype 5 capture with affinity functionalized nanofiber adsorbents
Published in Frontiers in bioengineering and biotechnology (16-05-2023)“…Adeno-associated viruses (AAVs) are one of the most promising tools for gene therapy applications. These vectors are purified using affinity and ion exchange…”
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14
Bioanalytics for Influenza Virus-Like Particle Characterization and Process Monitoring
Published in Frontiers in bioengineering and biotechnology (18-02-2022)“…Virus-like particles (VLPs) are excellent platforms for the development of influenza vaccine candidates. Nonetheless, their characterization is challenging due…”
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Improving washing strategies of human mesenchymal stem cells using negative mode expanded bed chromatography
Published in Journal of Chromatography A (15-01-2016)“…•Expanded bed chromatography (EBA) was used to improve washing efficiency of hMSC.•A new multimodal matrix based on core bead technology was used in negative…”
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Development, Construction, and Operation of a Multisample Volumetric Apparatus for the Study of Gas Adsorption Equilibrium
Published in Journal of chemical education (14-04-2015)“…The construction of a simple volumetric adsorption apparatus is highlighted. The setup is inexpensive and provides a clear demonstration of gas phase…”
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Current challenges in biotherapeutic particles manufacturing
Published in Expert opinion on biological therapy (03-05-2020)“…: The development of novel complex biotherapeutics led to new challenges in biopharmaceutical industry. The potential of these particles has been demonstrated…”
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Relay simulated moving bed chromatography: Concept and design criteria
Published in Journal of Chromatography A (19-10-2012)“…► The R-SMB is a new implementation of SMB chromatography with intermittent or pulsed outlets. ► The R-SMB is an analog of the SMB in terms of displaced…”
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Towards a scalable bioprocess for rAAV production using a HeLa stable cell line
Published in Biotechnology and bioengineering (01-09-2023)“…The majority of recombinant adeno‐associated viruses (rAAV) approved for clinical use or in clinical trials areproduced by transient transfection using the…”
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Development of versatile affinity‐based system for one step purification process: Case of Group A Streptococcus vaccine
Published in Biotechnology and bioengineering (01-11-2022)“…Affinity capture is one of the most attractive strategies for simplifying downstream processing. Although it is a key mainstream approach for antibody…”
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