Evidence map›Paper›PMID 37396375›Full record

ArticleFrontiers in microbiology2023

Comparison of circulation patterns of mumps virus in the Netherlands and Spain (2015-2020).

Ana M Gavilán, Linda van de Nes-Reijnen, Ana Castellanos, Tom Woudenberg, Noemí López-Perea, Josefa Masa-Calles, Juan E Echevarría, Aurora Fernández-García, Rogier Bodewes

Abstract read
In one paragraph

Article in Frontiers in microbiology, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing 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

7 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

9 authors.

Ana M GavilánCentro Nacional de Microbiología (CNM), Instituto de Salud Carlos III (ISCIII), Madrid, Spain.
Linda van de Nes-ReijnenCentre for Infectious Disease Control, National Institute for Public Health and the Environment (RIVM), Bilthoven, Netherlands.
Ana CastellanosCentro Nacional de Microbiología (CNM), Instituto de Salud Carlos III (ISCIII), Madrid, Spain.
Tom WoudenbergCentre for Infectious Disease Control, National Institute for Public Health and the Environment (RIVM), Bilthoven, Netherlands.
Noemí López-PereaCIBER de Epidemiología y Salud Pública (CIBERESP), ISCIII, Madrid, Spain.
Josefa Masa-CallesCIBER de Epidemiología y Salud Pública (CIBERESP), ISCIII, Madrid, Spain.
Juan E EchevarríaCentro Nacional de Microbiología (CNM), Instituto de Salud Carlos III (ISCIII), Madrid, Spain.
Aurora Fernández-GarcíaCentro Nacional de Microbiología (CNM), Instituto de Salud Carlos III (ISCIII), Madrid, Spain.
Rogier BodewesCentre for Infectious Disease Control, National Institute for Public Health and the Environment (RIVM), Bilthoven, Netherlands.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Mumps is a viral infection mainly characterized by inflammation of the parotid glands. Despite of vaccination programs, infections among fully vaccinated populations were reported. The World Health Organization (WHO) recommends molecular surveillance of mumps based on sequencing of the small hydrophobic (SH) gene. The use of hypervariable non-coding regions (NCR) as additional molecular markers was proposed in multiple studies. Circulation of mumps virus (MuV) genotypes and variants in different European countries were described in the literature. From 2010 to 2020, mumps outbreaks caused by genotype G were described. However, this issue has not been analyzed from a wider geographical perspective. In the present study, sequence data from MuV detected in Spain and in The Netherlands during a period of 5  years (2015- March 2020) were analyzed to gain insights in the spatiotemporal spread of MuV at a larger geographical scale than in previous local studies. Methods: A total of 1,121 SH and 262 NCR between the Matrix and Fusion protein genes (MF-NCR) sequences from both countries were included in this study. Analysis of SH revealed 106 different haplotypes (set of identical sequences). Results: Of them, seven showing extensive circulation were considered variants. All seven were detected in both countries in coincident temporal periods. A single MF-NCR haplotype was detected in 156 sequences (59.3% of total), and was shared by five of the seven SH variants, as well as three minor MF-NCR haplotypes. All SH variants and MF-NCR haplotypes shared by both countries were detected first in Spain. Discussion: Our results suggest a transmission way from south to north Europe. The higher incidence rate of mumps in Spain in spite of similar immunization coverage in both countries, could be associated with higher risk of MuV exportation. In conclusion, the present study provided novel insights into the circulation of MuV variants and haplotypes beyond the borders of single countries. In fact, the use of MF-NCR molecular tool allowed to reveal MuV transmission flows between The Netherlands and Spain. Similar studies including other (European) countries are needed to provide a broader view of the data presented in this study.

Indexed as

laboratory surveillanceMF-NCR sequencemolecular epidemiologymumps virusSH sequenceSpainthe Netherlands

Identifiers

PMID37396375
PMCPMC10311905

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