Evidence map›Paper›PMID 33349235›Full record

ArticleBMC genomics2020

Inferring directional relationships in microbial communities using signed Bayesian networks.

Musfiqur Sazal, Kalai Mathee, Daniel Ruiz-Perez, Trevor Cickovski, Giri Narasimhan

Abstract read
In one paragraph

Article in BMC genomics, 2020. 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

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3 · Its place in the literature

Who cites it

12 citing papers in PubMed.

  1. Bayesian networks for network inference in biology.Journal of the Royal Society, Interface · 2025
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4 · The record

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5 · Who and what money

Authors and funding

5 authors.

Musfiqur SazalBioinformatics Research Group (BioRG), School of Computing and Information Sciences, Florida International University, Miami, 33199, FL, USA.
Kalai MatheeHerbert Wertheim College of Medicine, Florida International University, Miami, 33199, FL, USA.
Daniel Ruiz-PerezBioinformatics Research Group (BioRG), School of Computing and Information Sciences, Florida International University, Miami, 33199, FL, USA.
Trevor CickovskiBioinformatics Research Group (BioRG), School of Computing and Information Sciences, Florida International University, Miami, 33199, FL, USA.
Giri NarasimhanBioinformatics Research Group (BioRG), School of Computing and Information Sciences, Florida International University, Miami, 33199, FL, USA. giri@fiu.edu.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundMicrobe-microbe and host-microbe interactions in a microbiome play a vital role in both health and disease. However, the structure of the microbial community and the colonization patterns are highly complex to infer even under controlled wet laboratory conditions. In this study, we investigate what information, if any, can be provided by a Bayesian Network (BN) about a microbial community. Unlike the previously proposed Co-occurrence Networks (CoNs), BNs are based on conditional dependencies and can help in revealing complex associations.

resultsIn this paper, we propose a way of combining a BN and a CoN to construct a signed Bayesian Network (sBN). We report a surprising association between directed edges in signed BNs and known colonization orders.

conclusionsBNs are powerful tools for community analysis and extracting influences and colonization patterns, even though the analysis only uses an abundance matrix with no temporal information. We conclude that directed edges in sBNs when combined with negative correlations are consistent with and strongly suggestive of colonization order.

Indexed as

MicrobiotaBayes TheoremBayesian networksColonization orderConditional dependenceMicrobiomePC-stable

Identifiers

PMID33349235
PMCPMC7751116

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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.