Evidence map›Paper›PMID 31409807›Full record

ArticleScientific reports2019

Airborne transmission may have played a role in the spread of 2015 highly pathogenic avian influenza outbreaks in the United States.

Yang Zhao, Brad Richardson, Eugene Takle, Lilong Chai, David Schmitt, Hongwei Xin

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 66 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
66citing papers in PubMed, 1 pooled it
24.5field-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

66 citing papers in PubMed, 1 synthesis or guideline pooled it, 151 citations in OpenAlex.

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  20. Discussion about the Latest Findings on the Possible Relation between Air Particulate Matter and COVID-19.International journal of environmental research and public health · 2023
    Article

6 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

6 authors at 3 institutions in 1 country.

Yang ZhaoDepartment of Agricultural and Biological Engineering, Mississippi State University, Mississippi State, MS, 39762, USA. yzhao@abe.msstate.edu.
Brad RichardsonDepartment of Agricultural and Biosystems Engineering, Iowa State University, Ames, IA, 50011, USA.
Eugene TakleDepartment of Agronomy, Iowa State University, Ames, IA, 50011, USA.
Lilong ChaiDepartment of Agricultural and Biosystems Engineering, Iowa State University, Ames, IA, 50011, USA.
David SchmittIowa Department of Agriculture and Land Stewardship, Des Moines, IA, 50319, USA.
Hongwei XinDepartment of Agricultural and Biosystems Engineering, Iowa State University, Ames, IA, 50011, USA. hxin2@utk.edu.
Iowa State University · USIowa Department of Agriculture and Land Stewardship · USUniversity of Georgia · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The unprecedented 2015 outbreaks of highly pathogenic avian influenza (HPAI) H5N2 in the U.S. devastated its poultry industry and resulted in over $3 billion economic impacts. Today HPAI continues eroding poultry operations and disrupting animal protein supply chains around the world. Anecdotal evidence in 2015 suggested that in some cases the AI virus was aerially introduced into poultry houses, as abnormal bird mortality started near air inlets of the infected houses. This study modeled air movement trajectories and virus concentrations that were used to assess the probability or risk of airborne transmission for the 77 HPAI cases in Iowa. The results show that majority of the positive cases in Iowa might have received airborne virus, carried by fine particulate matter, from infected farms within the state (i.e., intrastate) and infected farms from the neighboring states (i.e., interstate). The modeled airborne virus concentrations at the Iowa recipient sites never exceeded the minimal infective doses for poultry; however, the continuous exposure might have increased airborne infection risks. In the worst-case scenario (i.e., maximum virus shedding rate, highest emission rate, and longest half-life), 33 Iowa cases had > 10% (three cases > 50%) infection probability, indicating a medium to high risk of airborne transmission for these cases. Probability of airborne HPAI infection could be affected by farm type, flock size, and distance to previously infected farms; and more importantly, it can be markedly reduced by swift depopulation and inlet air filtration. The research results provide insights into the risk of airborne transmission of HPAI virus via fine dust particles and the importance of preventative and containment strategies such as air filtration and quick depopulation of infected flocks.

Indexed as

Air MicrobiologyDisease OutbreaksAnimalsBirdsHumansInfluenza A Virus, H5N2 SubtypeInfluenza, HumanInfluenza in BirdsPoultry DiseasesUnited StatesVirus Shedding

Identifiers

PMID31409807
PMCPMC6692305
OpenAlexW2968163376

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.