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Dorota Papciak, Barbara Tchórzewska-Cieslak, Andzelika Domon, Anna Wojtus, Jakub Zywiec and Janusz Konkol
The article presents changes in the quality of tap water depending on time spent in installation and its impact on the creation of biofilms on various materials (polyethylene (PE), polyvinyl chloride (PVC), chrome-nickel steel and galvanized steel). For ...
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Konstantina Kassoumi, Dimitrios Sevastos and Athanasia Koliadima
Reversed-flow gas chromatography (R.F.G.C.) was employed to assess the impact of genetic modification on Saccharomyces cerevisiae yeast strains during the process of alcoholic fermentation, utilizing fig syrup. Multiple fermentations were carried out at ...
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Simone Cappello, Francesco Smedile, Gabriella Caruso, Sabrina Patania, Alessia Lunetta and Maurizio Azzaro
Within the Svalbard archipelago, Kongsfjorden is an important marine ecosystem that is recognised as one of the main representative Arctic glacial fjords. Prokaryotic organisms are key drivers of important ecological processes such as carbon fluxes, nutr...
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Joanna Kazimierowicz, Marcin Debowski and Marcin Zielinski
H2 is a low-impact energy carrier, which the EU hydrogen strategy has positioned as a major component of energy policy. Dark fermentation by psychrophilic bacteria is a promising avenue of H2 production, though one that requires further study. The aim of...
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Amit Kumar Sharma, Pradeepta Kumar Sahoo, Mainak Mukherjee and Alok Patel
Biodiesel is an emerging alternative fuel that is generally made from edible and non-edible oilseed crops. Jatropha curcus has a high potential for producing biodiesel, which yields 25?35% oil along with 75?65% solid byproduct, generally called a de-oile...
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Janardan Ausuri, Filippo Dell?Anno, Giovanni Andrea Vitale, Fortunato Palma Esposito, Valerio Funari, Gianluigi Franci, Massimiliano Galdiero, Gerardo Della Sala, Pietro Tedesco, Daniela Coppola and Donatella de Pascale
Extreme environments host numerous microorganisms perfectly adapted to survive in such harsh conditions. In recent years, many bacteria isolated from these inhospitable environments have shown interesting biotechnological applications, including the bior...
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Michal Sposob, Rune Bakke, Carlos Dinamarca
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The excessive H2S presence in water and wastewater can lead to corrosion, toxicity, and biological processes inhibition?i.e., anaerobic digestion. Production of H2S can occur in psychrophilic conditions. Biological removal of HS- by addition of NO3- as a...
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Jéssica Tamiozzo Schmidt,Keli Cantelli,Clarice Steffens,Juliana Steffens,Jamile Zeni
The aim of this study was to develop and characterize tofu with vegetable coagulant kiwi, ginger and lemon. Soybeans used for tofu processing was from conventional cultivar. Soybeans were analyzed in relation to moisture, protein, ash and pH. In soybean ...
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Vhutshilo Nekhubvi, David Tinarwo
This paper reports the results of the temperature profile of the unheated and unstirred continuous fermenting bio-slurry in a fixed-dome Deenbandhu 2000 model. The digester is a brick-built system of bulk size 6 m3. The digester was monitored for eight m...
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Charlotte Rennuit and Sven Gjedde Sommer
Biogas production is a clean renewable energy source that can improve lives in developing countries. However, winter temperatures in some areas are too low to enable enough biogas production in small unheated digesters to meet the energy requirements of ...
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