Evaluation of simultaneous autotrophic and heterotrophic denitrification processes and bacterial community structure analysis

Verfasser / Beitragende:
[Guihua Xu, Jingjing Peng, Cuijie Feng, Fang Fang, Shaohua Chen, Yuanjian Xu, Xingzu Wang]
Ort, Verlag, Jahr:
2015
Enthalten in:
Applied Microbiology and Biotechnology, 99/15(2015-08-01), 6527-6536
Format:
Artikel (online)
ID: 605506590
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024 7 0 |a 10.1007/s00253-015-6532-2  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00253-015-6532-2 
245 0 0 |a Evaluation of simultaneous autotrophic and heterotrophic denitrification processes and bacterial community structure analysis  |h [Elektronische Daten]  |c [Guihua Xu, Jingjing Peng, Cuijie Feng, Fang Fang, Shaohua Chen, Yuanjian Xu, Xingzu Wang] 
520 3 |a This study demonstrated that a combined heterotrophic and autotrophic denitrification (HAD) process is highly effective for the simultaneous removal of acetate, nitrate, and sulfide at an efficiency of 100, 80, and 100%, respectively. In the HAD system, simultaneous sulfide, acetate, and nitrate removals were observed, which indicated that heterotrophic and autotrophic denitrification occurred simultaneously. When the sulfide was existed in HAD reactor, the main product of sulfide biooxidation was S0. Once the sulfide was exhausted, the sulfate concentration in the HAD reactor increased and became the main end product. These results provided an alternative method to control the end sulfide biooxidation product by online monitoring sulfide concentration. Nearly half (43%) of the total clones in our mix-trophic reactor were amphitrophy denitrifiers. The autotrophic denitrifiers, heterotrophic denitrifiers, and amphitrophy denitrifiers coexisted in the HAD reactor to complete the denitrification process. Retrieved bacterial 16S rRNA gene clones affiliated with uncultured Xanthomonadaceae, Thauera, Thiobacillus, and Chromatiales were dominant. 
540 |a Springer-Verlag Berlin Heidelberg, 2015 
690 7 |a Sulfide biooxidation  |2 nationallicence 
690 7 |a Autotrophic denitrification  |2 nationallicence 
690 7 |a Heterotrophic denitrification  |2 nationallicence 
690 7 |a Microbial community structure  |2 nationallicence 
690 7 |a 16S rRNA gene  |2 nationallicence 
700 1 |a Xu  |D Guihua  |u Key Laboratory of Urban Environment and Health, Institute of Urban Environment, Chinese Academy of Sciences, 361021, Xiamen, China  |4 aut 
700 1 |a Peng  |D Jingjing  |u Key Laboratory of Urban Environment and Health, Institute of Urban Environment, Chinese Academy of Sciences, 361021, Xiamen, China  |4 aut 
700 1 |a Feng  |D Cuijie  |u Key Laboratory of Urban Environment and Health, Institute of Urban Environment, Chinese Academy of Sciences, 361021, Xiamen, China  |4 aut 
700 1 |a Fang  |D Fang  |u Key Laboratory of Urban Environment and Health, Institute of Urban Environment, Chinese Academy of Sciences, 361021, Xiamen, China  |4 aut 
700 1 |a Chen  |D Shaohua  |u Key Laboratory of Urban Environment and Health, Institute of Urban Environment, Chinese Academy of Sciences, 361021, Xiamen, China  |4 aut 
700 1 |a Xu  |D Yuanjian  |u Key Laboratory of Reservoir Aquatic Environment, Chongqing Institute of Green and Intelligent Technology, Chinese Academy of Sciences, 400714, Chongqing, China  |4 aut 
700 1 |a Wang  |D Xingzu  |u Key Laboratory of Reservoir Aquatic Environment, Chongqing Institute of Green and Intelligent Technology, Chinese Academy of Sciences, 400714, Chongqing, China  |4 aut 
773 0 |t Applied Microbiology and Biotechnology  |d Springer Berlin Heidelberg  |g 99/15(2015-08-01), 6527-6536  |x 0175-7598  |q 99:15<6527  |1 2015  |2 99  |o 253 
856 4 0 |u https://doi.org/10.1007/s00253-015-6532-2  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00253-015-6532-2  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Xu  |D Guihua  |u Key Laboratory of Urban Environment and Health, Institute of Urban Environment, Chinese Academy of Sciences, 361021, Xiamen, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Peng  |D Jingjing  |u Key Laboratory of Urban Environment and Health, Institute of Urban Environment, Chinese Academy of Sciences, 361021, Xiamen, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Feng  |D Cuijie  |u Key Laboratory of Urban Environment and Health, Institute of Urban Environment, Chinese Academy of Sciences, 361021, Xiamen, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Fang  |D Fang  |u Key Laboratory of Urban Environment and Health, Institute of Urban Environment, Chinese Academy of Sciences, 361021, Xiamen, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Chen  |D Shaohua  |u Key Laboratory of Urban Environment and Health, Institute of Urban Environment, Chinese Academy of Sciences, 361021, Xiamen, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Xu  |D Yuanjian  |u Key Laboratory of Reservoir Aquatic Environment, Chongqing Institute of Green and Intelligent Technology, Chinese Academy of Sciences, 400714, Chongqing, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Wang  |D Xingzu  |u Key Laboratory of Reservoir Aquatic Environment, Chongqing Institute of Green and Intelligent Technology, Chinese Academy of Sciences, 400714, Chongqing, China  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Applied Microbiology and Biotechnology  |d Springer Berlin Heidelberg  |g 99/15(2015-08-01), 6527-6536  |x 0175-7598  |q 99:15<6527  |1 2015  |2 99  |o 253