Variable habitat conditions drive species covariation in the human microbiota.

Two species with similar resource requirements respond in a characteristic way to variations in their habitat-their abundances rise and fall in concert. We use this idea to learn how bacterial populations in the microbiota respond to habitat conditions that vary from person-to-person across the huma...

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Main Authors: Charles K Fisher, Thierry Mora, Aleksandra M Walczak
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2017-04-01
Series:PLoS Computational Biology
Online Access:http://europepmc.org/articles/PMC5407567?pdf=render
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author Charles K Fisher
Thierry Mora
Aleksandra M Walczak
author_facet Charles K Fisher
Thierry Mora
Aleksandra M Walczak
author_sort Charles K Fisher
collection DOAJ
description Two species with similar resource requirements respond in a characteristic way to variations in their habitat-their abundances rise and fall in concert. We use this idea to learn how bacterial populations in the microbiota respond to habitat conditions that vary from person-to-person across the human population. Our mathematical framework shows that habitat fluctuations are sufficient for explaining intra-bodysite correlations in relative species abundances from the Human Microbiome Project. We explicitly show that the relative abundances of closely related species are positively correlated and can be predicted from taxonomic relationships. We identify a small set of functional pathways related to metabolism and maintenance of the cell wall that form the basis of a common resource sharing niche space of the human microbiota.
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spelling doaj.art-8d07b2c97fb44685893c4a4595b6d6c12022-12-22T03:43:24ZengPublic Library of Science (PLoS)PLoS Computational Biology1553-734X1553-73582017-04-01134e100543510.1371/journal.pcbi.1005435Variable habitat conditions drive species covariation in the human microbiota.Charles K FisherThierry MoraAleksandra M WalczakTwo species with similar resource requirements respond in a characteristic way to variations in their habitat-their abundances rise and fall in concert. We use this idea to learn how bacterial populations in the microbiota respond to habitat conditions that vary from person-to-person across the human population. Our mathematical framework shows that habitat fluctuations are sufficient for explaining intra-bodysite correlations in relative species abundances from the Human Microbiome Project. We explicitly show that the relative abundances of closely related species are positively correlated and can be predicted from taxonomic relationships. We identify a small set of functional pathways related to metabolism and maintenance of the cell wall that form the basis of a common resource sharing niche space of the human microbiota.http://europepmc.org/articles/PMC5407567?pdf=render
spellingShingle Charles K Fisher
Thierry Mora
Aleksandra M Walczak
Variable habitat conditions drive species covariation in the human microbiota.
PLoS Computational Biology
title Variable habitat conditions drive species covariation in the human microbiota.
title_full Variable habitat conditions drive species covariation in the human microbiota.
title_fullStr Variable habitat conditions drive species covariation in the human microbiota.
title_full_unstemmed Variable habitat conditions drive species covariation in the human microbiota.
title_short Variable habitat conditions drive species covariation in the human microbiota.
title_sort variable habitat conditions drive species covariation in the human microbiota
url http://europepmc.org/articles/PMC5407567?pdf=render
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