Fungi are more transient than bacteria in caterpillar gut microbiomes

Abstract Despite an increasing number of studies on caterpillar (Insecta: Lepidoptera) gut microbiota, bacteria have been emphasized more than fungi. Therefore, we lack data on whether fungal microbiota is resident or transient and shaped by factors similar to those of bacteria. We sampled nine poly...

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Main Authors: Martin Šigut, Petr Pyszko, Hana Šigutová, Denisa Višňovská, Martin Kostovčík, Nela Kotásková, Ondřej Dorňák, Miroslav Kolařík, Pavel Drozd
Format: Article
Language:English
Published: Nature Portfolio 2022-09-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-022-19855-5
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author Martin Šigut
Petr Pyszko
Hana Šigutová
Denisa Višňovská
Martin Kostovčík
Nela Kotásková
Ondřej Dorňák
Miroslav Kolařík
Pavel Drozd
author_facet Martin Šigut
Petr Pyszko
Hana Šigutová
Denisa Višňovská
Martin Kostovčík
Nela Kotásková
Ondřej Dorňák
Miroslav Kolařík
Pavel Drozd
author_sort Martin Šigut
collection DOAJ
description Abstract Despite an increasing number of studies on caterpillar (Insecta: Lepidoptera) gut microbiota, bacteria have been emphasized more than fungi. Therefore, we lack data on whether fungal microbiota is resident or transient and shaped by factors similar to those of bacteria. We sampled nine polyphagous caterpillar species from several tree species at multiple sites to determine the factors shaping leaf and gut bacterial and fungal microbiota as well as the extent to which caterpillars acquire microbiota from their diet. We performed 16S and ITS2 DNA metabarcoding of the leaves and guts to determine the composition and richness of the respective microbiota. While spatial variables shaped the bacterial and fungal microbiota of the leaves, they only affected fungi in the guts, whereas the bacteria were shaped primarily by caterpillar species, with some species harboring more specific bacterial consortia. Leaf and gut microbiota significantly differed; in bacteria, this difference was more pronounced. The quantitative similarity between leaves and guts significantly differed among caterpillar species in bacteria but not fungi, suggesting that some species have more transient bacterial microbiota. Our results suggest the complexity of the factors shaping the gut microbiota, while highlighting interspecific differences in microbiota residency within the same insect functional group.
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spelling doaj.art-f5a1dbc4821f44fa8ff65928eaee9a492022-12-22T03:16:41ZengNature PortfolioScientific Reports2045-23222022-09-0112111210.1038/s41598-022-19855-5Fungi are more transient than bacteria in caterpillar gut microbiomesMartin Šigut0Petr Pyszko1Hana Šigutová2Denisa Višňovská3Martin Kostovčík4Nela Kotásková5Ondřej Dorňák6Miroslav Kolařík7Pavel Drozd8Department of Biology and Ecology, Faculty of Science, University of OstravaDepartment of Biology and Ecology, Faculty of Science, University of OstravaDepartment of Biology and Ecology, Faculty of Science, University of OstravaDepartment of Biology and Ecology, Faculty of Science, University of OstravaInstitute of Microbiology, Academy of Sciences of the Czech RepublicDepartment of Biology and Ecology, Faculty of Science, University of OstravaDepartment of Biology and Ecology, Faculty of Science, University of OstravaInstitute of Microbiology, Academy of Sciences of the Czech RepublicDepartment of Biology and Ecology, Faculty of Science, University of OstravaAbstract Despite an increasing number of studies on caterpillar (Insecta: Lepidoptera) gut microbiota, bacteria have been emphasized more than fungi. Therefore, we lack data on whether fungal microbiota is resident or transient and shaped by factors similar to those of bacteria. We sampled nine polyphagous caterpillar species from several tree species at multiple sites to determine the factors shaping leaf and gut bacterial and fungal microbiota as well as the extent to which caterpillars acquire microbiota from their diet. We performed 16S and ITS2 DNA metabarcoding of the leaves and guts to determine the composition and richness of the respective microbiota. While spatial variables shaped the bacterial and fungal microbiota of the leaves, they only affected fungi in the guts, whereas the bacteria were shaped primarily by caterpillar species, with some species harboring more specific bacterial consortia. Leaf and gut microbiota significantly differed; in bacteria, this difference was more pronounced. The quantitative similarity between leaves and guts significantly differed among caterpillar species in bacteria but not fungi, suggesting that some species have more transient bacterial microbiota. Our results suggest the complexity of the factors shaping the gut microbiota, while highlighting interspecific differences in microbiota residency within the same insect functional group.https://doi.org/10.1038/s41598-022-19855-5
spellingShingle Martin Šigut
Petr Pyszko
Hana Šigutová
Denisa Višňovská
Martin Kostovčík
Nela Kotásková
Ondřej Dorňák
Miroslav Kolařík
Pavel Drozd
Fungi are more transient than bacteria in caterpillar gut microbiomes
Scientific Reports
title Fungi are more transient than bacteria in caterpillar gut microbiomes
title_full Fungi are more transient than bacteria in caterpillar gut microbiomes
title_fullStr Fungi are more transient than bacteria in caterpillar gut microbiomes
title_full_unstemmed Fungi are more transient than bacteria in caterpillar gut microbiomes
title_short Fungi are more transient than bacteria in caterpillar gut microbiomes
title_sort fungi are more transient than bacteria in caterpillar gut microbiomes
url https://doi.org/10.1038/s41598-022-19855-5
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