Nitrogen removal by heterotrophic nitrification-aerobic denitrification bacteria: A review
The rising urbanization and industrialization are increasing nitrogen pollution in water and wastewaters, calling for advanced remediation treatments. Traditional biological treatments are limited in area and efficiency. Therefore, heterotrophic nitrification-aerobic denitrification (HN-AD) in a sin...
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| Format: | Article |
| Language: | English |
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Elsevier
2024-01-01
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| Series: | Desalination and Water Treatment |
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| Online Access: | http://www.sciencedirect.com/science/article/pii/S1944398624002583 |
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| author | Shanshan Li Zhengming He Cong Li Eric Lichtfouse Chunmeng Sun Yunshu Zhang Jianping Yu |
| author_facet | Shanshan Li Zhengming He Cong Li Eric Lichtfouse Chunmeng Sun Yunshu Zhang Jianping Yu |
| author_sort | Shanshan Li |
| collection | DOAJ |
| description | The rising urbanization and industrialization are increasing nitrogen pollution in water and wastewaters, calling for advanced remediation treatments. Traditional biological treatments are limited in area and efficiency. Therefore, heterotrophic nitrification-aerobic denitrification (HN-AD) in a single reactor has drawn significant attention and has shown higher efficiency. Here we review HN-AD bacteria with focus on bacterial species, nitrogen metabolism, and factors influencing denitrification. Nitrogen metabolism pathway includes nitrate-nitrite reduction denitrification, hydroxylamine reduction and assimilatory denitrification. Factors influencing denitrification comprise carbon source, C/N, temperature, pH, DO and so on. Compared to published literature reviews on HN-AD, our manuscript comprehensively summary the latest research on its nitrogen remove mechanisms and related enzymes for the first time. |
| format | Article |
| id | doaj-art-113a9bb15ff0467bb53fe7577cb34b7c |
| institution | OA Journals |
| issn | 1944-3986 |
| language | English |
| publishDate | 2024-01-01 |
| publisher | Elsevier |
| record_format | Article |
| series | Desalination and Water Treatment |
| spelling | doaj-art-113a9bb15ff0467bb53fe7577cb34b7c2025-08-20T02:01:15ZengElsevierDesalination and Water Treatment1944-39862024-01-0131710022710.1016/j.dwt.2024.100227Nitrogen removal by heterotrophic nitrification-aerobic denitrification bacteria: A reviewShanshan Li0Zhengming He1Cong Li2Eric Lichtfouse3Chunmeng Sun4Yunshu Zhang5Jianping Yu6School of Environment and Architecture, University of Shanghai for Science and Technology, Shanghai 200093, ChinaSchool of Environment and Architecture, University of Shanghai for Science and Technology, Shanghai 200093, ChinaSchool of Environment and Architecture, University of Shanghai for Science and Technology, Shanghai 200093, China; Corresponding author.State Key Laboratory of Multiphase Flow in Power Engineering, Xi'an Jiaotong University, 28 Xianning West Rd, Xi'an, Shaanxi 710049 PR ChinaSchool of Environment and Architecture, University of Shanghai for Science and Technology, Shanghai 200093, ChinaSchool of Environment and Architecture, University of Shanghai for Science and Technology, Shanghai 200093, ChinaSchool of Environment and Architecture, University of Shanghai for Science and Technology, Shanghai 200093, ChinaThe rising urbanization and industrialization are increasing nitrogen pollution in water and wastewaters, calling for advanced remediation treatments. Traditional biological treatments are limited in area and efficiency. Therefore, heterotrophic nitrification-aerobic denitrification (HN-AD) in a single reactor has drawn significant attention and has shown higher efficiency. Here we review HN-AD bacteria with focus on bacterial species, nitrogen metabolism, and factors influencing denitrification. Nitrogen metabolism pathway includes nitrate-nitrite reduction denitrification, hydroxylamine reduction and assimilatory denitrification. Factors influencing denitrification comprise carbon source, C/N, temperature, pH, DO and so on. Compared to published literature reviews on HN-AD, our manuscript comprehensively summary the latest research on its nitrogen remove mechanisms and related enzymes for the first time.http://www.sciencedirect.com/science/article/pii/S1944398624002583HN-AD strainsSimultaneous nitrification and denitrificationInfluencing factorsNitrogen biotransformation pathwayNitrogen removal enzymes |
| spellingShingle | Shanshan Li Zhengming He Cong Li Eric Lichtfouse Chunmeng Sun Yunshu Zhang Jianping Yu Nitrogen removal by heterotrophic nitrification-aerobic denitrification bacteria: A review Desalination and Water Treatment HN-AD strains Simultaneous nitrification and denitrification Influencing factors Nitrogen biotransformation pathway Nitrogen removal enzymes |
| title | Nitrogen removal by heterotrophic nitrification-aerobic denitrification bacteria: A review |
| title_full | Nitrogen removal by heterotrophic nitrification-aerobic denitrification bacteria: A review |
| title_fullStr | Nitrogen removal by heterotrophic nitrification-aerobic denitrification bacteria: A review |
| title_full_unstemmed | Nitrogen removal by heterotrophic nitrification-aerobic denitrification bacteria: A review |
| title_short | Nitrogen removal by heterotrophic nitrification-aerobic denitrification bacteria: A review |
| title_sort | nitrogen removal by heterotrophic nitrification aerobic denitrification bacteria a review |
| topic | HN-AD strains Simultaneous nitrification and denitrification Influencing factors Nitrogen biotransformation pathway Nitrogen removal enzymes |
| url | http://www.sciencedirect.com/science/article/pii/S1944398624002583 |
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