Adenovirus Particles: Monitoring the Production and Purification Process

28 Jul 2013

Recombinant adenovirus is one of the primary vectors for human gene therapy. To facilitate development of a robust manufacturing process for recombinant adenovirus vectors, an analytical tool for measurement of extremely high resolution particle size distribution is necessary. This application note highlights how the CPS Disc Centrifuge can be a critical tool for purification development of viral vectors for meeting therapeutic and research needs.

CPS Disc Centrifuge UHR Nanoparticle Size Analyser

Analytik Ltd

CPS DC24000 UHR nanoparticle size analyser is an effective analytical tool for ultra high resolution, high accuracy measurement of particle size distribution. Highly poly-dispersed particles can be measured in the size range of ~2.0nm to ~75 microns, at 2 to 10 times better resolution than any other particle sizing instrument, regardless of measurement technique.Utilising Differential Centrifugal Sedimentation (DCS), the CPS Disc Centrifuge UHR offers the unique ability to resolve very close multimodal particle distributions and to distinguish extremely small shifts in particle size. Rather than using a predictive algorithm, the instrument physically separates the nanoparticles and then measures them as they pass a light source detector - providing full characterisation in real time.CPS Disc Centrifuge UHR Nanoparticle Size Analyser Features: Ultra high resolution with clean separation of narrow peaks that differ in size by as little as 2% Able to detect and measure very small and subtle changes / differences in particle size Able to measure / monitor nanoparticle coating thickness Very high sensitivity; minimum detection limit below 10-8 gram active sample for narrow peaks Highly reproducible results Dynamic range capability >1000 for measurement of broad and multimodal distributions Measurement of particles of virtually any density Wide range of data presentation options, including multiple distribution overlays

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Clinical TrialsClinical Trials, an essential part of drug discovery process, assess the safety and effectiveness of a new medication or device in the pharmaceutical industry. Clinical Trials are a phased process (Phase 0, Phase I, Phase II, Phase III and Phase IV) which begins after initial preclinical testing.Particle CharacterizationParticle characterization instruments are used to determine particle size distribution, shape, surface area, zeta potential, density and porosity of particles and materials. Multiple tecchniques are available for determining particle size, shape and count including dynamic light scattering (DLS), laser diffraction, electrozone (Coulter technique), imaging particle analysis and single particle optical sensing. Determine the density of your material with a gas pycnometer or examine its surface area and porosity with gas adsorption analyzers and mercury porosimeters. Find the best particle characterization instruments in our peer-reviewed product directory: compare products, check customer reviews and receive pricing direct from manufacturers.Gene TherapyGene therapy is a technique that modifies or replaces genes within an individual's cells to treat or prevent diseases. This approach holds potential for curing genetic disorders, cancers, and certain viral infections. Advances in gene editing technologies like CRISPR are driving the growth of gene therapy. Explore gene therapy tools and technologies in our peer-reviewed product directory; compare products, check reviews, and get pricing directly from manufacturers.