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Biohydrogen production by the psychrophilic G088 strain using single carbohydrates as substrate
CECILIA LIZETH ALVAREZ GUZMAN
Edén Oceguera Contreras
JOSE TOMAS ORNELAS SALAS
VICTOR EMMANUEL BALDERAS HERNANDEZ
Antonio de León Rodríguez
Acceso Abierto
Atribución-NoComercial-SinDerivadas
https://doi.org/10.1016/j.ijhydene.2015.11.189
Biohydrogen
Psychrophilic bacteria
Potential hydrogen producers
Carbohydrate metabolism
"The production of biohydrogen by psychrophilic G088 strain ([EU636029]), closely related to Polaromonas rhizosphaerae ([EF127651]) was evaluated using xylose, glucose, fructose, galactose, lactose or sucrose as a carbon source. Biohydrogen production was performed in 120 ml serological bottles with a production medium containing 2.75 g/l tryptone, 0.25 g/l yeast extract, and 20 g/l of each carbohydrate. Results showed that the G088 strain produced biohydrogen using all the evaluated substrates, ranging from 91.7 to 439.8 ml for lactose and glucose, respectively. However, glucose was the substrate with the highest consumption rate, accompanied by the maximum values of biohydrogen production rate and a biohydrogen yield of 50.1 ml/l/h and 1.7 mol H2/mol glucose, respectively. Analysis of the secreted metabolites showed that ethanol and organic acids were the main by-products. Our results demonstrate that the G088 strain has potential to be used for developing new biotechnological processes for biohydrogen production."
Elsevier Science LTD
2016-05
Artículo
Cecilia Lizeth Alvarez-Guzmán, Edén Oceguera-Contreras, José Tomás Ornelas-Salas, Victor E. Balderas-Hernández, Antonio De León-Rodríguez, Biohydrogen production by the psychrophilic G088 strain using single carbohydrates as substrate, International Journal of Hydrogen Energy, Volume 41, Issue 19, 2016, Pages 8092-8100.
BIOLOGÍA Y QUÍMICA
Versión revisada
submittedVersion - Versión revisada
Aparece en las colecciones: Publicaciones Científicas Biología Molecular

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