Evidence map›Paper›PMID 34600571›Full record

ArticleAnimal microbiome2021

Microbial taxa in dust and excreta associated with the productive performance of commercial meat chicken flocks.

Yugal Raj Bindari, Robert J Moore, Thi Thu Hao Van, Stephen W Walkden-Brown, Priscilla F Gerber

Abstract read
In one paragraph

Article in Animal microbiome, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing 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

12 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

5 authors.

Yugal Raj BindariAnimal Science, School of Environmental and Rural Science, University of New England, Armidale, NSW, 2351, Australia.
Robert J MooreSchool of Science, RMIT University, Bundoora West Campus, Plenty Rd, Bundoora, VIC, 3083, Australia.
Thi Thu Hao VanSchool of Science, RMIT University, Bundoora West Campus, Plenty Rd, Bundoora, VIC, 3083, Australia.
Stephen W Walkden-BrownAnimal Science, School of Environmental and Rural Science, University of New England, Armidale, NSW, 2351, Australia.
Priscilla F GerberAnimal Science, School of Environmental and Rural Science, University of New England, Armidale, NSW, 2351, Australia. pgerber2@une.edu.au.ORCID http://orcid.org/0000-0002-8343-8299

Funding

Agrifutures Australia PRJ-011908
6 · The paper itself

Abstract

backgroundA major focus of research on the gut microbiota of poultry has been to define signatures of a healthy gut and identify microbiota components that correlate with feed conversion. However, there is a high variation in individual gut microbiota profiles and their association with performance. Population level samples such as dust and pooled excreta could be useful to investigate bacterial signatures associated with productivity at the flock-level. This study was designed to investigate the bacterial signatures of high and low-performing commercial meat chicken farms in dust and pooled excreta samples. Poultry house dust and fresh pooled excreta were collected at days 7, 14, 21, 28 and 35 of age from 8 farms of two Australian integrator companies and 389 samples assessed by 16S ribosomal RNA gene amplicon sequencing. The farms were ranked as low (n = 4) or high performers (n = 4) based on feed conversion rate corrected by body weight.

resultsPermutational analysis of variance based on Bray-Curtis dissimilarities using abundance data for bacterial community structure results showed that company explained the highest variation in the bacterial community structure in excreta (R

conclusionsDust and excreta could be useful for investigating bacterial signatures associated with high and low performance in commercial poultry farms. Further studies on a larger number of farms are needed to determine if the bacterial signatures found in this study are reproducible.

Indexed as

ChickenDustExcretaMicrobiotaPerformanceSignatures

Identifiers

PMID34600571
PMCPMC8487525

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Registered trials

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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.