Biotransformations of aromatic aldehydes by acetogenic bacteria [PDF]
Vanillin was subject to O demethylation and supported growth of Clostridium formicoaceticum and Clostridium thermoaceticum. Vanillin was also stimulatory to the CO-dependent growth of Peptostreptococcus productus. The aldehyde substituent of vanillin was metabolized by routes which were dependent upon both the acetogen and a co-metabolizable substrate (
M F, Lux, E, Keith, T D, Hsu, H L, Drake
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Acetogens play a key role in anaerobic degradation of organic material and in maintaining biogas process efficiency. Profiling this community and its temporal changes can help evaluate process stability and function, especially under disturbance/stress ...
Abhijeet Singh +2 more
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Forecasting wind speed data by using a combination of ARIMA model with single exponential smoothing [PDF]
Wind serves as natural resources as the solution to minimize global warming and has been commonly used to produce electricity. Because of their uncontrollable wind characteristics, wind speed forecasting is considered one of the best challenges in ...
A. Rahman, Nur H. +5 more
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Obligate autotrophy at the thermodynamic limit of life in a new acetogenic bacterium
One of the important current issues of bioenergetics is the establishment of the thermodynamic limits of life. There is still no final understanding of what is the minimum value of the energy yield of a reaction that is sufficient to be used by an ...
Evgenii N. Frolov +6 more
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Improvement of biomethane potential of sewage sludge anaerobic co-digestion by addition of “sherry-wine” distillery wastewater [PDF]
Co-digestion of sewage sludge (SS) with other unusually treated residues has been reported as an efficient method to improve biomethane production. In this work, Sherry-wine distillery wastewater (SWDW) has been proposed as co-substrate in order to ...
Agabo García, Cristina +3 more
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Tolerance and Metabolic Response of Acetogenic Bacteria toward Oxygen [PDF]
ABSTRACT The acetogens Sporomusa silvacetica , Moorella thermoacetica , Clostridium magnum , Acetobacterium woodii , and Thermoanaerobacter kivui (i) grew in both semisolid and liquid cultivation media ...
Karnholz, Arno +4 more
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Enhancing methane production from food waste fermentate using biochar. The added value of electrochemical testing in pre-selecting the most effective type of biochar [PDF]
Background: Recent studies have suggested that addition of electrically conductive biochar particles is an effective strategy to improve the methanogenic conversion of waste organic substrates, by promoting syntrophic associations between acetogenic and ...
Cruz Viggi, Carolina +11 more
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Abstrak Tujuan penelitian ini adalah mengetahui pengaruh dari persentase inokulum dan waktu inkubasi terhadap kemampuan isolat bakteri asetogenik untuk memproduksi total asam tertinggi serta mengetahui karakteristik dari isolat bakteri tersebut ...
Hana Afifah, Nur Hidayat, Wignyanto
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Energy Conservation in Acetogenic Bacteria [PDF]
The anaerobic way of life comprises a great metabolic diversity and, correspondingly, diversity of energy-generating mechanisms ([52][1]). The facultative anaerobes have a respiratory system that uses preferentially oxygen, but in the absence of oxygen and presence of alternative electron ...
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Fermentasi Anaerobik Biogas Dua Tahap Dengan Aklimatisasi dan Pengkondisian pH Fermentasi
Generally, biogas production on the household scale is using one-stage anaerobic fermentation technology, which accommodates two main processes of biogas production, namely acetogenesis and methanogenesis.
Purwinda Iriani +2 more
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