Lisbeth Olsson - Google Scholar
Våra patent - Taurus Energy
Background: Simultaneous saccharification and fermentation (SSF) is a promising process for bioconversion of lignocellulosic biomass. High glucan loading for hydrolysis and fermentation is an efficient approach to reduce the capital costs for bio-based products production. In recent years, only microbe based simultaneous saccharification and fermentation (SSF) has been evolved successfully as a starch based bio-ethanol production process while overcoming the problems associated with using harmful chemical and expensive enzymes. 2019-01-22 The saccharification was increased to 94.88% by removal of the hydrolysate after 24h by using a two-step hydrolysis. Significant lactic acid production (27.8mg/mL) was obtained by separate saccharification and fermentation after 72h of incubation. 2011-04-07 Saccharification-Fermentation process was developed.
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The process was then For successful conversion of starch and lignocellulosic material to bio-ethanol, a microbial single stage simultaneous saccharification and fermentation (SSF) 4 Apr 2018 Moreover, an ethanol production from the treated straw was performed by simultaneous saccharification and fermentation (SSF) with the LG1 revealed higher potential as substrate for ethanol production. Key words: Low grade, wheat flour, yeast, fermentation, ethanol. RESUMO. Dois lotes de 14 Oct 2009 SSF: saccharification and fermentation process. In Brazil, the production of ethanol from sugarcane produces large amounts of lignocellulosic Keywords: Bio-ethanol; Simultaneous Saccharification and Fermentation; modeling; kluyveromyces marxianus; sensitivity analysis. Resumen.
High-throughput Saccharification Assay for Lignocellulosic
This work evaluates the use of a novel bacterial laccase (MetZyme) for enhancing the hydrolysability and fermentability of steam-exploded wheat straw. Several yeast strains have been engineered to express different cellulases to achieve simultaneous saccharification and fermentation of lignocellulosic materials. However, successes in these endeavors were modest, as demonstrated by the relatively low ethanol titers and the limited ability of the en … In recent years, only microbe based simultaneous saccharification and fermentation (SSF) has been evolved successfully as a starch based bio-ethanol production process while overcoming the problems associated with using harmful chemical and expensive enzymes.
Lisbeth Olsson - Google Scholar
En este trabajo se 29 Mar 2019 The aim of this study was to evaluate the effectiveness of simultaneous saccharification and fermentation of native rye, wheat or triticale starch. Simultaneous Saccharification and Fermentation of Sugar Beet Pulp with Mixed Bacterial Cultures for Lactic Acid and Propylene Glycol Production.
After pretreatment, solids of rye straw were suspended in Na citrate buffer or post‐pretreatment liquids (prehydrolysates) containing sugars liberated after hemicellulose hydrolysis.
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PY - 1999.
The principal benefits of performing the enzymatic hydrolysis together with the fermentation, instead of in a separate step after the hydrolysis, are the reduced end-product inhibition of the enzymatic hydrolysis, and the reduced investment costs. The different saccharification methods influence the concentration of reducing sugars available for bioethanol fermentation.
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In muro deacetylation of xylan affects lignin properties and
Saccharification of biomass to fermentable sugar is a major constraint for bioethanol production due to high cost of enzyme production and complications associated with the removal of hearse acid, alkali and salts formed after neutralization. Separate saccharification and fermentation (SSF), simultaneous enzymatic hydrolysis and fermentation (SEHF), and consolidated bioprocessing (CBP) are the common approaches for ethanol fermentation. In SSF, optimized temperature can be used in the saccharification process to maximize the enzymatic activity, thereby effectively producing simple sugars. Here, Metal-Organic Frameworks (MOFs) coupling simultaneous saccharification and fermentation for butyric acid production using rice straw was constructed. Clostridium tyrobutyricum Δack::cat1, with deleted ack gene and overexpressed cat1 gene, was used as the butyric-acid-fermentation strain.