Evidence map›Paper›PMID 33554722›Full record

ArticleHuman gene therapy2021

Single-Use Capture Purification of Adeno-Associated Viral Gene Transfer Vectors by Membrane-Based Steric Exclusion Chromatography.

Pavel Marichal-Gallardo, Kathleen Börner, Michael M Pieler, Vera Sonntag-Buck, Martin Obr, David Bejarano, Michael W Wolff, Hans-Georg Kräusslich, Udo Reichl, Dirk Grimm

Abstract read
In one paragraph

Article in Human gene therapy, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

14 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

10 authors.

Pavel Marichal-GallardoBioprocess Engineering, Max Planck Institute for Dynamics of Complex Technical Systems, Magdeburg, Germany.
Kathleen BörnerCenter for Infectious Diseases, Virology, Heidelberg University Hospital, Heidelberg, Germany.
Michael M PielerBioprocess Engineering, Max Planck Institute for Dynamics of Complex Technical Systems, Magdeburg, Germany.
Vera Sonntag-BuckCenter for Infectious Diseases, Virology, Heidelberg University Hospital, Heidelberg, Germany.
Martin ObrCenter for Infectious Diseases, Virology, Heidelberg University Hospital, Heidelberg, Germany.
David BejaranoCenter for Infectious Diseases, Virology, Heidelberg University Hospital, Heidelberg, Germany.
Michael W WolffInstitute of Bioprocess Engineering and Pharmaceutical Technology, Technische Hochschule Mittelhessen, Gießen, Germany.
Hans-Georg KräusslichCenter for Infectious Diseases, Virology, Heidelberg University Hospital, Heidelberg, Germany.
Udo ReichlBioprocess Engineering, Max Planck Institute for Dynamics of Complex Technical Systems, Magdeburg, Germany.
Dirk GrimmCenter for Infectious Diseases, Virology, Heidelberg University Hospital, Heidelberg, Germany.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We present membrane-based steric exclusion chromatography (SXC) as a universal capture step for purification of adeno-associated virus (AAV) gene transfer vectors independent of their serotype and surface characteristics. SXC is performed by mixing an unpurified cell culture supernatant containing AAV particles with polyethylene glycol (PEG) and feeding the mixture onto a chromatography filter unit. The purified AAV particles are recovered by flushing the unit with a solution lacking PEG. SXC is an inexpensive single-use method that permits to concentrate, purify, and re-buffer AAV particles with yields >95% and >80% impurity clearance. SXC could theoretically be employed at industrial scales with units of nearly 20 m

Indexed as

Genetic TherapyPolyethylene GlycolsCell Culture TechniquesChromatography, GelDependovirusGenes, ViralGenetic VectorsPolyethylene GlycolsAAVdownstream processingmembrane chromatographypolyethylene glycolregenerated cellulosevirus purification

Identifiers

PMID33554722
PMCPMC10116406

What OpenQuestion holds

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LicenceCC BY
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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.