2024-03-28T09:30:39Zhttp://uvadoc.uva.es/oai/requestoai:uvadoc.uva.es:10324/278912021-09-14T09:04:59Zcom_10324_1173com_10324_931com_10324_894com_10324_31059com_10324_954col_10324_1371col_10324_31061
Martín Juarez, Judit
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Lorenzo Hernando, Ana María
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0000-0001-9756-0837
Blanco, Saúl
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Muñoz Torre, Raúl
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0000-0003-1207-6275
Bolado Rodríguez, Silvia
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0000-0003-0941-3306
2017-12-29T20:24:02Z
2017-12-29T20:24:02Z
2016
Bioresource Technology. 218: 265-271.
http://uvadoc.uva.es/handle/10324/27891
265
218
271
Bioresource Technology
An enzymatic method for the carbohydrate hydrolysis of different microalgae biomass cultivated in domestic (DWB) and pig manure (PMWB) wastewaters, at different storage conditions (fresh, freeze-dried and reconstituted), was evaluated. The DWB provided sugars yields between 40 and 63%, although low xylose yields (< 23.5%). Approximately 2% of this biomass was converted to byproducts as succinic, acetic and formic acids. For PMWB, a high fraction of the sugars (up to 87%) was extracted, but mainly converted into acetic, butyric and formic acids, which was attributed to the bacterial action. In addition, the performance of an alkaline-peroxide pretreatment, conducted for 1 hour, 50ºC and H2O2 concentrations from 1 to 7.5% (w/w), was essayed. The hydrolysis of pretreated microalgae supported a wide range of sugars extraction for DWB (55-90%), and 100% for PMWB. Nevertheless, a large fraction of these sugars (~30% for DWB and 100% for PMWB) was transformed to byproducts.
INIA MICINN Junta de Castilla y León
application/pdf
eng
Elsevier
info:eu-repo/semantics/openAccess
http://creativecommons.org/licenses/by-nc-nd/4.0/
Attribution-NonCommercial-NoDerivatives 4.0 International
Enzymatic hydrolysis
Glucose
Xylose
Wastewater
Alkaline-peroxide pretreatment
Saccharification of microalgae biomass obtained from wastewater treatment by enzymatic hydrolysis. Effect of alkaline-peroxide pretreatment
info:eu-repo/semantics/article
SI
ORIGINAL
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