Vertical distribution of nitrite-dependent anaerobic methane-oxidising bacteria in natural freshwater wetland soils

Verfasser / Beitragende:
[Li-dong Shen, Qian Huang, Zhan-fei He, Xu Lian, Shuai Liu, Yun-feng He, Li-ping Lou, Xiang-yang Xu, Ping Zheng, Bao-lan Hu]
Ort, Verlag, Jahr:
2015
Enthalten in:
Applied Microbiology and Biotechnology, 99/1(2015-01-01), 349-357
Format:
Artikel (online)
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024 7 0 |a 10.1007/s00253-014-6031-x  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00253-014-6031-x 
245 0 0 |a Vertical distribution of nitrite-dependent anaerobic methane-oxidising bacteria in natural freshwater wetland soils  |h [Elektronische Daten]  |c [Li-dong Shen, Qian Huang, Zhan-fei He, Xu Lian, Shuai Liu, Yun-feng He, Li-ping Lou, Xiang-yang Xu, Ping Zheng, Bao-lan Hu] 
520 3 |a Nitrite-dependent anaerobic methane oxidation (n-damo) is a recently discovered process that is catalysed by "Candidatus Methylomirabilis oxyfera”. In the present study, the vertical distribution (0-10, 20-30, 50-60 and 90-100cm) of M. oxyfera-like bacteria was investigated in Xiazhuhu wetland, the largest natural wetland on the southern Yangtze River (China). Phylogenetic analyses showed that group A of M. oxyfera-like bacteria and pmoA genes occurred primarily at depths of 50-60 and 90-100cm. Quantitative PCR further confirmed the presence of M. oxyfera-like bacteria in soil cores from different depths, with the highest abundance of 5.1 × 107 copiesg−1 dry soil at depth of 50-60cm. Stable isotope experiments demonstrated that the n-damo process occurred primarily at depths of 50-60 and 90-100cm, with the potential rates ranging from 0.2 to 14.5nmol CO2 g−1 dry soild−1. It was estimated that the methane flux may increase by approximately 2.7-4.3% in the examined wetland in the absence of n-damo. This study shows that the deep wetland soils (50-60 and 90-100cm) are the preferred habitats for M. oxyfera-like bacteria. The study also highlights the potential importance of these bacteria in the methane and nitrogen cycles in deep wetland soils. 
540 |a Springer-Verlag Berlin Heidelberg, 2014 
690 7 |a n-damo  |2 nationallicence 
690 7 |a M. oxyfera  |2 nationallicence 
690 7 |a Vertical distribution  |2 nationallicence 
690 7 |a Methane cycle  |2 nationallicence 
690 7 |a Nitrogen cycle  |2 nationallicence 
690 7 |a Wetlands  |2 nationallicence 
700 1 |a Shen  |D Li-dong  |u Department of Environmental Engineering, Zhejiang University, 310058, Hangzhou, China  |4 aut 
700 1 |a Huang  |D Qian  |u Department of Environmental Engineering, Zhejiang University, 310058, Hangzhou, China  |4 aut 
700 1 |a He  |D Zhan-fei  |u Department of Environmental Engineering, Zhejiang University, 310058, Hangzhou, China  |4 aut 
700 1 |a Lian  |D Xu  |u Department of Environmental Engineering, Zhejiang University, 310058, Hangzhou, China  |4 aut 
700 1 |a Liu  |D Shuai  |u Department of Environmental Engineering, Zhejiang University, 310058, Hangzhou, China  |4 aut 
700 1 |a He  |D Yun-feng  |u Department of Environmental Engineering, Zhejiang University, 310058, Hangzhou, China  |4 aut 
700 1 |a Lou  |D Li-ping  |u Department of Environmental Engineering, Zhejiang University, 310058, Hangzhou, China  |4 aut 
700 1 |a Xu  |D Xiang-yang  |u Department of Environmental Engineering, Zhejiang University, 310058, Hangzhou, China  |4 aut 
700 1 |a Zheng  |D Ping  |u Department of Environmental Engineering, Zhejiang University, 310058, Hangzhou, China  |4 aut 
700 1 |a Hu  |D Bao-lan  |u Department of Environmental Engineering, Zhejiang University, 310058, Hangzhou, China  |4 aut 
773 0 |t Applied Microbiology and Biotechnology  |d Springer Berlin Heidelberg  |g 99/1(2015-01-01), 349-357  |x 0175-7598  |q 99:1<349  |1 2015  |2 99  |o 253 
856 4 0 |u https://doi.org/10.1007/s00253-014-6031-x  |q text/html  |z Onlinezugriff via DOI 
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900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
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950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00253-014-6031-x  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Shen  |D Li-dong  |u Department of Environmental Engineering, Zhejiang University, 310058, Hangzhou, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Huang  |D Qian  |u Department of Environmental Engineering, Zhejiang University, 310058, Hangzhou, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a He  |D Zhan-fei  |u Department of Environmental Engineering, Zhejiang University, 310058, Hangzhou, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Lian  |D Xu  |u Department of Environmental Engineering, Zhejiang University, 310058, Hangzhou, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Liu  |D Shuai  |u Department of Environmental Engineering, Zhejiang University, 310058, Hangzhou, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a He  |D Yun-feng  |u Department of Environmental Engineering, Zhejiang University, 310058, Hangzhou, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Lou  |D Li-ping  |u Department of Environmental Engineering, Zhejiang University, 310058, Hangzhou, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Xu  |D Xiang-yang  |u Department of Environmental Engineering, Zhejiang University, 310058, Hangzhou, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Zheng  |D Ping  |u Department of Environmental Engineering, Zhejiang University, 310058, Hangzhou, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Hu  |D Bao-lan  |u Department of Environmental Engineering, Zhejiang University, 310058, Hangzhou, China  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Applied Microbiology and Biotechnology  |d Springer Berlin Heidelberg  |g 99/1(2015-01-01), 349-357  |x 0175-7598  |q 99:1<349  |1 2015  |2 99  |o 253