Evidence map›Paper›PMID 32187844›Full record

ArticleJournal of separation science2020

Separation of influenza virus-like particles from baculovirus by polymer-grafted anion exchanger.

Katrin Reiter, Patricia Pereira Aguilar, Dominik Grammelhofer, Judith Joseph, Petra Steppert, Alois Jungbauer

Open access · hybridAbstract read
In one paragraph

Article in Journal of separation science, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
0.9field-weighted citation impact, top 27% of its field
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

12 citing papers in PubMed, 19 citations in OpenAlex.

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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

6 authors at 2 institutions in 1 country.

Katrin ReiterAustrian Centre of Industrial Biotechnology, Vienna, Austria.
Patricia Pereira AguilarAustrian Centre of Industrial Biotechnology, Vienna, Austria.
Dominik GrammelhoferAustrian Centre of Industrial Biotechnology, Vienna, Austria.
Judith JosephAustrian Centre of Industrial Biotechnology, Vienna, Austria.
Petra SteppertDepartment of Biotechnology, University of Natural Resources and Life Sciences, Vienna, Austria.
Alois JungbauerAustrian Centre of Industrial Biotechnology, Vienna, Austria.ORCID https://orcid.org/0000-0001-8182-7728
Austrian Centre of Industrial Biotechnology (Austria) · ATBOKU University · AT

Funding

Austrian Science Fund FWF W1224Austrian Science Fund W1224Austrian Science Fund FWF W 1224Österreichische Forschungsförderungsgesellschaft 848951
6 · The paper itself

Abstract

The baculovirus expression vector system is a very powerful tool to produce virus-like particles and gene-therapy vectors, but the removal of coexpressed baculovirus has been a major barrier for wider industrial use. We used chimeric human immunodeficiency virus-1 (HIV-1) gag influenza-hemagglutin virus-like particles produced in Tnms42 insect cells using the baculovirus insect cell expression vector system as model virus-like particles. A fast and simple purification method for these virus-like particles with direct capture and purification within one chromatography step was developed. The insect cell culture supernatant was treated with endonuclease and filtered, before it was directly loaded onto a polymer-grafted anion exchanger and eluted by a linear salt gradient. A 4.3 log clearance of baculovirus from virus-like particles was achieved. The absence of the baculovirus capsid protein (vp39) in the product fraction was additionally shown by high performance liquid chromatography-mass spectrometry. When considering a vaccination dose of 10

Indexed as

AnimalsAnionsBaculoviridaeCells, CulturedChromatography, Ion Exchangegag Gene Products, Human Immunodeficiency VirusHumansPolymersAnionsgag Gene Products, Human Immunodeficiency VirusPolymersanion exchange chromatographydownstream processingHIV-1 gaginsect cellsvaccines

Identifiers

PMID32187844
PMCPMC7318652
OpenAlexW3011699774

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

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.