Evidence map›Paper›PMID 27311692›Full record

ArticleFood and environmental virology2016

Frequent Detection and Genetic Diversity of Human Bocavirus in Urban Sewage Samples.

M Iaconelli, M Divizia, S Della Libera, P Di Bonito, Giuseppina La Rosa

Abstract read
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In one paragraph

Article in Food and environmental virology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed, 2 pooled it
–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

20 citing papers in PubMed, 2 syntheses or guidelines pooled it.

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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.

M IaconelliDepartment of Environment and Primary Prevention, Istituto Superiore di Sanità, Viale Regina Elena 299, 00161, Rome, Italy.
M DiviziaDepartment Experimental Medicine and Surgery, University of Rome "Tor Vergata", Rome, Italy.
S Della LiberaDepartment of Environment and Primary Prevention, Istituto Superiore di Sanità, Viale Regina Elena 299, 00161, Rome, Italy.
P Di BonitoDepartment of Infectious Parasitic Immune-Mediated Diseases, Istituto Superiore di Sanità, Rome, Italy.
Giuseppina La RosaDepartment of Environment and Primary Prevention, Istituto Superiore di Sanità, Viale Regina Elena 299, 00161, Rome, Italy. giuseppina.larosa@iss.it.ORCID 0000-0002-2657-100X

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The prevalence and genetic diversity of human bocaviruses (HBoVs) in sewage water samples are largely unknown. In this study, 134 raw sewage samples from 25 wastewater treatment plants (WTPs) in Italy were analyzed by nested PCR and sequencing using species-specific primer pairs and broad-range primer pairs targeting the capsid proteins VP1/VP2. A large number of samples (106, 79.1 %) were positive for HBoV. Out of these, 49 were classified as HBoV species 2, and 27 as species 3. For the remaining 30 samples, sequencing results showed mixed electropherograms. By cloning PCR amplicons and sequencing, we confirmed the copresence of species 2 and 3 in 29 samples and species 2 and 4 in only one sample. A real-time PCR assay was also performed, using a newly designed TaqMan assay, for quantification of HBoVs in sewage water samples. Viral load quantification ranged from 5.51E+03 to 1.84E+05 GC/L (mean value 4.70E+04 GC/L) for bocavirus 2 and from 1.89E+03 to 1.02E+05 GC/L (mean value 2.27E+04 GC/L) for bocavirus 3. The wide distribution of HBoV in sewages suggests that this virus is common in the population, and the most prevalent are the species 2 and 3. HBoV-4 was also found, representing the first detection of this species in Italy. Although there is no indication of waterborne transmission for HBoV, the significant presence in sewage waters suggests that HBoV may spread to other water environments, and therefore, a potential role of water in the HBoV transmission should not be neglected.

Indexed as

Genetic VariationCitiesHuman bocavirusHumansItalyPhylogenyReal-Time Polymerase Chain ReactionSewageWastewaterSewageWastewaterBocavirusPCRReal-time PCRSequencingSewage

Identifiers

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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.