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Although biofuels such as biodiesel and bioethanol represent a secure, renewable and environmentally safe alternative to fossil fuels, their economic viability is a major concern. The implementation of biorefineries that co-produce higher value [...]
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Frozen rabbiteye blueberries (Vaccinium ashei) were processed into juice (BJ), wines made without (BW1) or with (BW2) skin contact fermentation, and vinegars made from BW1 (JV), BW2 (WV) or blueberries (BV). Total phenolics, total anthocyanins, [...]
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GÓMEZ GUERRERO, BLANCA, Autor | Montevideo [URUGUAY] : Laboratorio Tecnológico del Uruguay (LATU) | 2008Fermentability determines the quantity of alcohol that can be produced from a given quantity of malt, which determines the value of the malt for a brewery. Barley malt, in addition to supplying fermentable sugars, must provide a source of assimi[...]
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In this review the state of the art of lignocellulose bioconversion by solid substrate fermentation (SSF) is presented. The most important lignocellulolytic fungi and their properties are described, and their application in novel solid state bio[...]
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ELOISA ROCHÓN, Autor ; MARÍA NOEL CABRERA, Autor ; VALENTINA SCUTARI, Autor ; MATÍAS CAGNO, Autor ; ABIGAIL GUIBAUD, Autor ; SANTIAGO MARTÍNEZ, Autor ; SILVIA BÖTHIG, Autor ; GUCHIN, NIKOLAI, Autor ; MARIO DANIEL FERRARI, Autor ; CLAUDIA LAREO, Autor | 2022In this work, Eucalyptus grandis sawdust was investigated as raw matter for the co-production of xylosaccharides (XS) and bioethanol by steam explosion pretreatment with and without a previous NaOH impregnation stage. The acetyl groups were comp[...]
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BONFIGLIO, FERNANDO, Autor ; YAMAKAWA, CELINA, Autor ; MATÍAS CAGNO, Autor ; PILAR MENÉNDEZ, Autor ; SOLANGE I. MUSSATTO, Autor | 2019To investigate the fermentative capacity of the hydrolysate generated by steam explosion of two feedstocks, switchgrass (Panicum virgatum) and Eucalyptus globulus, to produce coproducts of value. A evolved strain of Kluyveromyces marxianus was t[...]
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C. R. SOUTH, Autor ; D. A. HOGSETT, Autor ; L. R. LYND, AutorExperimental results are presented for continuous conversion of pretreated hardwood flour to ethanol. A simultaneous saccharification and fermentation (SSF) system comprised ofTrichoderma reesei cellulase supplemented with additional β-glucosida[...]
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Experimental results are presented for continuous conversion of pretreated hardwood flour to ethanol.
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Hydrolysis of the straw material Paja Brava, a sturdy grass characteristic for the high plains of Bolivia, was studied in order to find suitable conditions for hydrolysis of the hemicellulose and cellulose parts. Dried Paja Brava material was pr[...]
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The quantity of alcohol produced through wort fermentation is fundamental to a malt’s quality. Good fermentability is dependent on many malt quality parameters but requirement for proteases to provide amino acids and peptides for yeast is poorly[...]
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GIANNINA BRUGNINI, Autor ; JESICA RODRÍGUEZ, Autor ; SOLEDAD RODRÍGUEZ, Autor ; INÉS MARTÍNEZ, Autor ; PELAGGIO ETTLIN, RONNY, Autor ; CATERINA RUFO, Autor | 2024The effect of fermentation and drying temperatures, caliber, and sodium lactate on Listeria monocytogenes inactivation was studied in salami, produced in a pilot scale, inoculated with 107 CFU/g of Listeria innocua ATCC® 33090 as a surrogate mic[...]
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CARMINA REYES PLASCENCIA, Autor ; MATÍAS CAGNO, Autor ; PIERRE CABOT, Autor ; NÉSTOR TANCREDI, Autor ; CLAUDIA LAREO, Autor | Latitud - Fundación LATU | 2023The objective is to obtain fermentable sugars from industrial pine residues
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Simultaneous saccharification and fermentation (SSF) process for ethanol production from various lignocellulosic woody (poplar and eucalyptus) and herbaceous (Sorghum sp. bagasse, wheat straw and Brassica carinata residue) materials has been ass[...]
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The ethanol yield and productivity obtained during fermentation of lignocellulosic hydrolysates is decreased due to the presence of inhibiting compounds, such as weak acids, furans and phenolic compounds formed or released during hydrolysis. Thi[...]
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During hydrolysis of lignocellulosic materials a wide range of compounds which are inhibitory to microorganisms are formed or released. Based on their origin the inhibitors are usually divided in three major groups: weak acids, furan derivatives[...]
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PIÑEIRO, MAYA, Autor ; VERGER, GRAZIELLA, Autor ; GRETTER, CESAR MARIO, Autor | Montevideo [URUGUAY] : Laboratorio Tecnológico del Uruguay (LATU) | Monografías tecnológicas. Serie microbiología | 1984Se realizó un estudio comparativo de los parámetros de crecimiento de cepas microbianas mesófilas utilizadas como fermentos en la industria láctea. Los parámetros estudiados fueron tiempo de coagulación, acidez titulable, pH, producción de diace[...]
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GÓMEZ GUERRERO, BLANCA ; EDNEY, M. J. | 2011Fermentaciones en la cervecería requiere crecimiento de la levadura durante la fermentación suficiente para alcanzar los plazos y calidad de la cerveza esperada. Sólo es posible obtener el crecimiento necesario cuando la levadura se proporciona[...]
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Lignocellulosic biomass can be utilized to produce ethanol, a promising alternative energy source for the limited crude oil. There are mainly two processes involved in the conversion: hydrolysis of cellulose in the lignocellulosic biomass to pro[...]
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LOPRETTI, MARY, Autor ; LOPEZ, ANA, Autor ; DAMBORIARENA, AGUSTIN, Autor ; OTTATI, CAROLINA, Autor ; FABIANA REY BENTOS, Autor |Dentro INNOTEC (No. 2, dic. 2007)El estudio de vías alternativas con mayores rendimientos y bajos costos es en estos días el foco de estudio en el tema Bioetanol, por tal motivo, en el presente trabajo se utilizaron dos cepas de hongos filamentosos; Trichoderma harzianum y Pleu[...]Article : texto impreso
Lactobacillus spp. from an inoculant and Weissella and Leuconostoc spp. from forage crops were characterized , and their influenze on silage fermentation was studied. Forty-two lactic acid-producing cocci were obtained from forage crops and gr[...]
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MACLEOD, AARON, Autor ; GÓMEZ, BLANCA, Autor ; EDNEY, MICHAEL J., Autor | Montevideo [URUGUAY] : Laboratorio Tecnológico del Uruguay (LATU) | 2009Fermentability is an important malt quality parameter as it predicts potential beer production. The standard EBC method for measuring a malt's fermentability uses Congress wort, high pitching rates and continuous stirring to achieve results in 2[...]
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OTTATI, CAROLINA, Autor ; F. ARES, Autor ; DAMBORIARENA, AGUSTIN, Autor ; LOPRETTI, MARY, Autor | 2011Citrus peel wastes are partly used for cattle feed either fresh or after ensilage or dehydration, but considerable quantity of citrus pulp in the fresh state is lost as a result of the difficulty of rapidly disposing a large quantity of the wast[...]
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LOPRETTI, MARY, Autor ; LAURA OLAZÁBAL, Autor | 2014La protección de los microorganismos mediante microencapsulación se desarrolla en forma creciente, donde es importante encontrar un soporte adecuado que sea biocompatible y estable en el tiempo. En este trabajo se estudiáron tres sistemas de enc[...]
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Pretreatment of mixed softwoods with impregnation and steam SO2 for production of ethanol has been investigated. The optimal conditions, both for sugar yield and ethanol yield, to assess the effect of inhibitors formed in the pretreatment, have [...]
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Cellulosic pyrolysate containing levoglucosan was chemically hydrolyzed and a maximum glucose yield of 17.35% was obtained by the hydrolysis with 0:2 mol=l H2SO4 at 121.C for 20 min. The total initial glucose was maintained at 41:9 g=l by diluti[...]
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Este libro va dirigido a los biólogos, químicos e ingenieros que se sienten interesados en la Microbiología Industrial, así como los estudiantes que piensan entrar en la industria. Se pretende una descripción de la microbiología industrial desde[...]
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BONFIGLIO, FERNANDO, Autor ; MATÍAS CAGNO, Autor ; YAMAKAWA, CELINA, Autor ; SOLANGE I. MUSSATTO, Autor | 2021This study investigated the fermentability of hemicellulosic hydrolysates obtained by intensified steam explosion pretreatment of switchgrass (Panicum virgatum) and Eucalyptus globulus. Xylitol and carotenoids were the high-value molecules produ[...]
