Utilization of Low Molecular Weight Carbon Sources by Fungi and <i>Saprolegniales</i>: Implications for Their Ecology and Taxonomy

Contributions of fungal and oomycete communities to freshwater carbon cycling have received increasing attention in the past years. It has been shown that fungi and oomycetes constitute key players in the organic matter cycling of freshwater ecosystems. Therefore, studying their interactions with di...

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Main Authors: Hossein Masigol, Hans-Peter Grossart, Seyedeh Roksana Taheri, Reza Mostowfizadeh-Ghalamfarsa, Mohammad Javad Pourmoghaddam, Ali Chenari Bouket, Seyed Akbar Khodaparast
Format: Article
Language:English
Published: MDPI AG 2023-03-01
Series:Microorganisms
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Online Access:https://www.mdpi.com/2076-2607/11/3/782
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author Hossein Masigol
Hans-Peter Grossart
Seyedeh Roksana Taheri
Reza Mostowfizadeh-Ghalamfarsa
Mohammad Javad Pourmoghaddam
Ali Chenari Bouket
Seyed Akbar Khodaparast
author_facet Hossein Masigol
Hans-Peter Grossart
Seyedeh Roksana Taheri
Reza Mostowfizadeh-Ghalamfarsa
Mohammad Javad Pourmoghaddam
Ali Chenari Bouket
Seyed Akbar Khodaparast
author_sort Hossein Masigol
collection DOAJ
description Contributions of fungal and oomycete communities to freshwater carbon cycling have received increasing attention in the past years. It has been shown that fungi and oomycetes constitute key players in the organic matter cycling of freshwater ecosystems. Therefore, studying their interactions with dissolved organic matter is crucial for understanding the aquatic carbon cycle. Therefore, we studied the consumption rates of various carbon sources using 17 fungal and 8 oomycete strains recovered from various freshwater ecosystems using EcoPlate™ and FF MicroPlate™ approaches. Furthermore, phylogenetic relationships between strains were determined via single and multigene phylogenetic analyses of the internal transcribed spacer regions. Our results indicated that the studied fungal and oomycete strains could be distinguished based on their carbon utilization patterns, as indicated by their phylogenetic distance. Thereby, some carbon sources had a higher discriminative strength to categorize the studied strains and thus were applied in a polyphasic approach. We concluded that studying the catabolic potential enables a better understanding of taxonomic relationships and ecological roles of fungal vs. oomycete strains.
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spelling doaj.art-032e8e9229dc4ce797d006ac371696da2023-11-17T12:46:01ZengMDPI AGMicroorganisms2076-26072023-03-0111378210.3390/microorganisms11030782Utilization of Low Molecular Weight Carbon Sources by Fungi and <i>Saprolegniales</i>: Implications for Their Ecology and TaxonomyHossein Masigol0Hans-Peter Grossart1Seyedeh Roksana Taheri2Reza Mostowfizadeh-Ghalamfarsa3Mohammad Javad Pourmoghaddam4Ali Chenari Bouket5Seyed Akbar Khodaparast6Plankton and Microbial Ecology, Leibniz Institute for Freshwater Ecology and Inland Fisheries (IGB), 16775 Neuglobsow, GermanyPlankton and Microbial Ecology, Leibniz Institute for Freshwater Ecology and Inland Fisheries (IGB), 16775 Neuglobsow, GermanyPlankton and Microbial Ecology, Leibniz Institute for Freshwater Ecology and Inland Fisheries (IGB), 16775 Neuglobsow, GermanyDepartment of Plant Protection, School of Agriculture, Shiraz University, Shiraz 7144113131, IranDepartment of Plant Protection, Faculty of Agricultural Sciences, University of Guilan, Rasht 4199613776, IranEast Azarbaijan Agricultural and Natural Resources Research and Education Centre, Plant Protection Research Department, Agricultural Research, Education and Extension Organization (AREEO), Tabriz 5355179854, IranDepartment of Plant Protection, Faculty of Agricultural Sciences, University of Guilan, Rasht 4199613776, IranContributions of fungal and oomycete communities to freshwater carbon cycling have received increasing attention in the past years. It has been shown that fungi and oomycetes constitute key players in the organic matter cycling of freshwater ecosystems. Therefore, studying their interactions with dissolved organic matter is crucial for understanding the aquatic carbon cycle. Therefore, we studied the consumption rates of various carbon sources using 17 fungal and 8 oomycete strains recovered from various freshwater ecosystems using EcoPlate™ and FF MicroPlate™ approaches. Furthermore, phylogenetic relationships between strains were determined via single and multigene phylogenetic analyses of the internal transcribed spacer regions. Our results indicated that the studied fungal and oomycete strains could be distinguished based on their carbon utilization patterns, as indicated by their phylogenetic distance. Thereby, some carbon sources had a higher discriminative strength to categorize the studied strains and thus were applied in a polyphasic approach. We concluded that studying the catabolic potential enables a better understanding of taxonomic relationships and ecological roles of fungal vs. oomycete strains.https://www.mdpi.com/2076-2607/11/3/782carbon cyclingcatabolic potentialeco-physiologyfreshwater fungifreshwater oomycetesphylogeny
spellingShingle Hossein Masigol
Hans-Peter Grossart
Seyedeh Roksana Taheri
Reza Mostowfizadeh-Ghalamfarsa
Mohammad Javad Pourmoghaddam
Ali Chenari Bouket
Seyed Akbar Khodaparast
Utilization of Low Molecular Weight Carbon Sources by Fungi and <i>Saprolegniales</i>: Implications for Their Ecology and Taxonomy
Microorganisms
carbon cycling
catabolic potential
eco-physiology
freshwater fungi
freshwater oomycetes
phylogeny
title Utilization of Low Molecular Weight Carbon Sources by Fungi and <i>Saprolegniales</i>: Implications for Their Ecology and Taxonomy
title_full Utilization of Low Molecular Weight Carbon Sources by Fungi and <i>Saprolegniales</i>: Implications for Their Ecology and Taxonomy
title_fullStr Utilization of Low Molecular Weight Carbon Sources by Fungi and <i>Saprolegniales</i>: Implications for Their Ecology and Taxonomy
title_full_unstemmed Utilization of Low Molecular Weight Carbon Sources by Fungi and <i>Saprolegniales</i>: Implications for Their Ecology and Taxonomy
title_short Utilization of Low Molecular Weight Carbon Sources by Fungi and <i>Saprolegniales</i>: Implications for Their Ecology and Taxonomy
title_sort utilization of low molecular weight carbon sources by fungi and i saprolegniales i implications for their ecology and taxonomy
topic carbon cycling
catabolic potential
eco-physiology
freshwater fungi
freshwater oomycetes
phylogeny
url https://www.mdpi.com/2076-2607/11/3/782
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