Microbial communities in liquid and fiber fractions of food waste digestates are differentially resistant to inhibition by ammonia

Verfasser / Beitragende:
[Wei Peng, Fan Lü, Liming Shao, Pinjing He]
Ort, Verlag, Jahr:
2015
Enthalten in:
Applied Microbiology and Biotechnology, 99/7(2015-04-01), 3317-3326
Format:
Artikel (online)
ID: 605500339
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024 7 0 |a 10.1007/s00253-015-6432-5  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00253-015-6432-5 
245 0 0 |a Microbial communities in liquid and fiber fractions of food waste digestates are differentially resistant to inhibition by ammonia  |h [Elektronische Daten]  |c [Wei Peng, Fan Lü, Liming Shao, Pinjing He] 
520 3 |a The effect of different concentrations of ammonia (1.0-7.0g/L) during mesophilic anaerobic digestion with fiber or liquid digestate as inoculum was examined. Evolution of microbial community within fiber and liquid digestates was quantitatively assessed by the intact lipid analysis methods and qualitatively by DNA fingerprint methods in order to determine their resistance to ammonia inhibition. The results showed that an increased level of total ammonia nitrogen prolonged the lag phase of fiber digestates while reduced the metabolic rate of liquid digestates. Fiber digestates had 19.6-50.9-fold higher concentrations of phospholipid fatty acids (PLFA) compared to liquid digestates, whereas concentrations of phospholipid ether lipids (PLEL) in the fiber digestates were only 2.91-17.6-fold higher compared to liquid digestates. Although the cell concentration in liquid fraction was far lower than that in the fiber one, the ammonia-resistant ability and the methanization efficiency of the liquid digestate was superior to the fiber digestate. The bacterial profiles were affected more by the type of digestate inoculum compared to the concentration of ammonia. Principal component analysis indicated that the lipids technique was superior to the DNA technique for bacterial quantification but detected less archaeal diversity. 
540 |a Springer-Verlag Berlin Heidelberg, 2015 
690 7 |a Anaerobic digestion  |2 nationallicence 
690 7 |a Ammonia inhibition  |2 nationallicence 
690 7 |a Intact polar lipid  |2 nationallicence 
690 7 |a Phospholipid fatty acid biomarker  |2 nationallicence 
690 7 |a Phospholipid ether lipid  |2 nationallicence 
700 1 |a Peng  |D Wei  |u State Key Laboratory of Pollution Control & Resource Reuse, Tongji University, 200092, Shanghai, People's Republic of China  |4 aut 
700 1 |a Lü  |D Fan  |u State Key Laboratory of Pollution Control & Resource Reuse, Tongji University, 200092, Shanghai, People's Republic of China  |4 aut 
700 1 |a Shao  |D Liming  |u Institute of Waste Treatment and Reclamation, Tongji University, 200092, Shanghai, People's Republic of China  |4 aut 
700 1 |a He  |D Pinjing  |u Institute of Waste Treatment and Reclamation, Tongji University, 200092, Shanghai, People's Republic of China  |4 aut 
773 0 |t Applied Microbiology and Biotechnology  |d Springer Berlin Heidelberg  |g 99/7(2015-04-01), 3317-3326  |x 0175-7598  |q 99:7<3317  |1 2015  |2 99  |o 253 
856 4 0 |u https://doi.org/10.1007/s00253-015-6432-5  |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/s00253-015-6432-5  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Peng  |D Wei  |u State Key Laboratory of Pollution Control & Resource Reuse, Tongji University, 200092, Shanghai, People's Republic of China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Lü  |D Fan  |u State Key Laboratory of Pollution Control & Resource Reuse, Tongji University, 200092, Shanghai, People's Republic of China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Shao  |D Liming  |u Institute of Waste Treatment and Reclamation, Tongji University, 200092, Shanghai, People's Republic of China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a He  |D Pinjing  |u Institute of Waste Treatment and Reclamation, Tongji University, 200092, Shanghai, People's Republic of China  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Applied Microbiology and Biotechnology  |d Springer Berlin Heidelberg  |g 99/7(2015-04-01), 3317-3326  |x 0175-7598  |q 99:7<3317  |1 2015  |2 99  |o 253