Microbial Communities in Underground Gas Reservoirs Offer Promising Biotechnological Potential

Buriankova, Iva and Molikova, Anna and Vitezova, Monika and Onderka, Vladimir and Vitez, Tomas and Urbanova, Iva and Hanisakova, Nikola and Cerny, Martin and Novak, David and Lochman, Jan and Zeman, Josef and Javurek, Jakub and Machalkova, Marketa and Dengler, Linda and Huber, Harald (2022) Microbial Communities in Underground Gas Reservoirs Offer Promising Biotechnological Potential. FERMENTATION-BASEL, 8 (6): 251. ISSN , 2311-5637

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Abstract

Securing new sources of renewable energy and achieving national self-sufficiency in natural gas have become increasingly important in recent times. The study described in this paper focuses on three geologically diverse underground gas reservoirs (UGS) that are the natural habitat of methane-producing archaea, as well as other microorganisms with which methanogens have various ecological relationships. The objective of this research was to describe the microbial metabolism of methane in these specific anoxic environments during the year. DNA sequencing analyses revealed the presence of different methanogenic communities and their metabolic potential in all sites studied. Hydrogenotrophic Methanobacterium sp. prevailed in Lobodice UGS, members of the hydrogenotrophic order Methanomicrobiales predominated in Dolni Dunajovice UGS and thermophilic hydrogenotrophic members of the Methanothermobacter sp. were prevalent in Tvrdonice UGS. Gas composition and isotope analyses were performed simultaneously. The results suggest that the biotechnological potential of UGS for biomethane production cannot be neglected.

Item Type: Article
Uncontrolled Keywords: METHANOGENIC ARCHAEA; SP. NOV.; DEEP; BACTERIA; ISOTOPE; DIVERSITY; ALKALINE; AQUIFERS; STORAGE; CARBON; methanogenic archaea; methanogenesis; underground gas storage; power to methane; green energy; CO2 utilization
Subjects: 600 Technology > 610 Medical sciences Medicine
Divisions: Biology, Preclinical Medicine > Institut für Biochemie, Genetik und Mikrobiologie > Lehrstuhl für Mikrobiologie (Archaeenzentrum) > Prof. Dr. Dina Grohmann
Depositing User: Dr. Gernot Deinzer
Date Deposited: 27 Feb 2024 14:11
Last Modified: 27 Feb 2024 14:11
URI: https://pred.uni-regensburg.de/id/eprint/57969

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