Evidence map›Paper›PMID 32515659›Full record

ArticleEmerging microbes & infections2020

A porcine macrophage cell line that supports high levels of replication of OURT88/3, an attenuated strain of African swine fever virus.

Raquel Portugal, Lynnette C Goatley, Robert Husmann, Federico A Zuckermann, Linda K Dixon

Abstract read
In one paragraph

Article in Emerging microbes & infections, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing 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

27 citing papers in PubMed.

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  17. Vaccines for African swine fever: an update.Frontiers in microbiology · 2023
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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

5 authors.

Raquel PortugalThe Pirbright Institute, Surrey, UK.
Lynnette C GoatleyThe Pirbright Institute, Surrey, UK.
Robert HusmannDepartment of Pathobiology, University of Illinois at Urbana-Champaign, Urbana, IL, USA.
Federico A ZuckermannDepartment of Pathobiology, University of Illinois at Urbana-Champaign, Urbana, IL, USA.
Linda K DixonThe Pirbright Institute, Surrey, UK.

Funding

Biotechnology and Biological Sciences Research Council BBS/E/I/00007031Biotechnology and Biological Sciences Research Council BBS/E/I/00007034
6 · The paper itself

Abstract

The main target cells for African swine fever virus (ASFV) replication in pigs are of monocyte macrophage lineage and express markers typical of the intermediate to late stages of differentiation. The lack of a porcine cell line, which accurately represents these target cells, limits research on virus host interactions and the development of live-attenuated vaccine strains. We show here that the continuously growing, growth factor dependent ZMAC-4 porcine macrophage cell line is susceptible to infection with eight different field isolates of ASFV. Replication in ZMAC-4 cells occurred with similar kinetics and to similar high titres as in primary porcine bone marrow cells. In addition we showed that twelve passages of an attenuated strain of ASFV, OURT88/3, in ZMAC-4 cells did not reduce the ability of this virus to induce protection against challenge with virulent virus. Thus, the ZMAC-4 cells provide an alternative to primary cells for ASFV replication.

Indexed as

African Swine FeverAfrican Swine Fever VirusAnimalsBone Marrow CellsCell Culture TechniquesCell LineCell ProliferationMacrophagesSerial PassageSwineVaccines, AttenuatedVirus ReplicationVaccines, AttenuatedAfrican swine fever virusmacrophage cell linevaccinevirus replicationZMAC

Identifiers

PMID32515659
PMCPMC7448849

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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.