Identification and Characterization of Janthinobacterium svalbardensis F19, a Novel Low-C/N-Tolerant Denitrifying Bacterium
Abstract
:1. Introduction
2. Material and Methods
2.1. Media
2.2. Isolation of Strains
2.3. Bacterial Identification and Denitrification Gene Amplification
2.4. Assessment of Nitrification and Denitrification Performances
2.5. Assessment of Nitrogen Removal in Domestic Wastewater
2.6. Analytical Methods
2.7. Statistical Analysis
2.8. Nucleotide Sequence Accession Numbers
3. Results and Discussion
3.1. Isolation and Identification of F19
3.2. Factors Affecting Nitrogen Removal by Strain F19
3.2.1. Effects of C/N Ratio
3.2.2. Effects of pH and Temperature
3.2.3. Effects of Carbon Sources
3.3. Analysis of Nitrification and Denitrification Capacity
3.4. Tolerance to High-Strength Ammonium
3.5. The Potential of Strain F19 for Enhancing Nitrogen Removal from Low-C/N Domestic Sewage
4. Conclusions
Author Contributions
Funding
Conflicts of Interest
References
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Chen, Y.; Jin, P.; Cui, Z.; Xu, T.; Zhao, R.; Zheng, Z. Identification and Characterization of Janthinobacterium svalbardensis F19, a Novel Low-C/N-Tolerant Denitrifying Bacterium. Appl. Sci. 2019, 9, 1937. https://doi.org/10.3390/app9091937
Chen Y, Jin P, Cui Z, Xu T, Zhao R, Zheng Z. Identification and Characterization of Janthinobacterium svalbardensis F19, a Novel Low-C/N-Tolerant Denitrifying Bacterium. Applied Sciences. 2019; 9(9):1937. https://doi.org/10.3390/app9091937
Chicago/Turabian StyleChen, Yinyan, Peng Jin, Zhiwen Cui, Tao Xu, Ruojin Zhao, and Zhanwang Zheng. 2019. "Identification and Characterization of Janthinobacterium svalbardensis F19, a Novel Low-C/N-Tolerant Denitrifying Bacterium" Applied Sciences 9, no. 9: 1937. https://doi.org/10.3390/app9091937