Evidence map›Paper›PMID 28481275›Full record

ReviewViruses2017

Porcine Circovirus Type 2 (PCV2) Vaccines in the Context of Current Molecular Epidemiology.

Anbu K Karuppannan, Tanja Opriessnig

Open access · goldAbstract readReview
In one paragraph

Review in Viruses, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 96 papers.

0numbers the graph read from it
0cells of the map it votes in
96citing papers in PubMed
16.6field-weighted citation impact, top 1% 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

96 citing papers in PubMed, 168 citations in OpenAlex.

  1. Article
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  5. Detection of ongoing asymptomaticFrontiers in microbiology · 2026
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  7. Review
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  10. Detection of PCV2d in pig industry of the Iberian Peninsula.Veterinary research communications · 2025
    Article
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36 more citing papers are in PubMed but not listed here.

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

2 authors at 1 institution in 2 countries.

Anbu K KaruppannanDepartment of Veterinary Diagnostic and Production Animal Medicine, College of Veterinary Medicine, Iowa State University, Ames, IA 50011, USA. akkarup@iastate.edu.
Tanja OpriessnigDepartment of Veterinary Diagnostic and Production Animal Medicine, College of Veterinary Medicine, Iowa State University, Ames, IA 50011, USA. Tanja.Opriessnig@roslin.ed.ac.uk.
Iowa State University · US

Funding

Biotechnology and Biological Sciences Research Council
6 · The paper itself

Abstract

Porcine circovirus type 2 (PCV2) is an economically important swine pathogen and, although small, it has the highest evolution rate among DNA viruses. Since the discovery of PCV2 in the late 1990s, this minimalistic virus with a 1.7 kb single-stranded DNA genome and two indispensable genes has become one of the most important porcine pathogens, and presently is subjected to the highest volume of prophylactic intervention in the form of vaccines in global swine production. PCV2 can currently be divided into five different genotypes, PCV2a through PCV2e. It is well documented that PCV2 continues to evolve, which is reflected by changes in the prevalence of genotypes. During 2006, commercial vaccines for PCV2 were introduced on a large scale in a pig population mainly infected with PCV2b. Since 2012, the PCV2d genotype has essentially replaced the previously predominant PCV2b genotype in North America and similar trends are also documented in other geographic regions such as China and South Korea. This is the second major PCV2 genotype shift since the discovery of the virus. The potential increase in virulence of the emergent PCV2 genotype and the efficacy of the current vaccines derived from PCV2a genotype against the PCV2d genotype viruses has received considerable attention. This review attempts to synthesize the understanding of PCV2 biology, experimental studies on the antigenic variability, and molecular epidemiological analysis of the evolution of PCV2 genotypes.

Indexed as

AnimalsAntibodies, ViralAntigenic VariationAntigens, ViralChinaCircoviridae InfectionsCircovirusDNA, Single-StrandedDNA, ViralEvolution, MolecularGenotypeMolecular EpidemiologyNorth AmericaPhylogenyRepublic of KoreaSwineAntibodies, ViralAntigens, ViralDNA, Single-StrandedDNA, ViralViral VaccinesepidemiologyPCV2pigsvaccination

Identifiers

PMID28481275
PMCPMC5454412
OpenAlexW2611236229

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.