Results 11 to 20 of about 52,041 (231)

Xylose metabolism in the pig. [PDF]

open access: yesPLoS ONE, 2018
It is important to understand if, and to what extent, the pig can utilize xylose as an energy source if xylanase releases free xylose in the small intestine.
Nichole F Huntley, John F Patience
doaj   +5 more sources

Comparing the xylose reductase/xylitol dehydrogenase and xylose isomerase pathways in arabinose and xylose fermenting Saccharomyces cerevisiae strains [PDF]

open access: yesBiotechnology for Biofuels, 2008
Background Ethanolic fermentation of lignocellulosic biomass is a sustainable option for the production of bioethanol. This process would greatly benefit from recombinant Saccharomyces cerevisiae strains also able to ferment, besides the hexose sugar ...
Hahn-Hägerdal Bärbel   +2 more
doaj   +3 more sources

Protein acetylation regulates xylose metabolism during adaptation of Saccharomyces cerevisiae

open access: yesBiotechnology for Biofuels, 2021
Background As the second most abundant polysaccharide in nature, hemicellulose can be degraded to xylose as the feedstock for bioconversion to fuels and chemicals.
Yong-Shui Tan   +8 more
doaj   +1 more source

Identification of Mutations Responsible for Improved Xylose Utilization in an Adapted Xylose Isomerase Expressing Saccharomyces cerevisiae Strain

open access: yesFermentation, 2022
Economic conversion of biomass to biofuels and chemicals requires efficient and complete utilization of xylose. Saccharomyces cerevisiae strains engineered for xylose utilization are still considerably limited in their overall ability to metabolize ...
Ronald E. Hector   +2 more
doaj   +1 more source

Development and characterization of efficient xylose utilization strains of Zymomonas mobilis

open access: yesBiotechnology for Biofuels, 2021
Background Efficient use of glucose and xylose is a key for the economic production of lignocellulosic biofuels and biochemicals, and different recombinant strains have been constructed for xylose utilization including those using Zymomonas mobilis as ...
Jiyun Lou   +10 more
doaj   +1 more source

Directed evolution and secretory expression of xylose isomerase for improved utilisation of xylose in Saccharomyces cerevisiae

open access: yesBiotechnology for Biofuels, 2021
Background Xylose contained in lignocellulosic biomass is an attractive carbon substrate for economically viable conversion to bioethanol. Extensive research has been conducted on xylose fermentation using recombinant Saccharomyces cerevisiae expressing ...
Jung-Hoon Bae   +4 more
doaj   +1 more source

Effect of enhanced xylose reductase activity on xylose consumption and product distribution in xylose-fermenting recombinant [PDF]

open access: yesFEMS Yeast Research, 2003
Recombinant Saccharomyces cerevisiae TMB3001, harboring the Pichia stipitis genes XYL1 and XYL2 (xylose reductase and xylitol dehydrogenase, respectively) and the endogenous XKS1(xylulokinase), can convert xylose to ethanol. About 30% of the consumed xylose, however, is excreted as xylitol.
M JEPPSSON   +4 more
openaire   +5 more sources

Impact of xylose epimerase on sugar assimilation and sensing in recombinant Saccharomyces cerevisiae carrying different xylose-utilization pathways

open access: yesBiotechnology for Biofuels and Bioproducts, 2023
Background Over the last decades, many strategies to procure and improve xylose consumption in Saccharomyces cerevisiae have been reported. This includes the introduction of efficient xylose-assimilating enzymes, the improvement of xylose transport, or ...
Viktor C. Persson   +4 more
doaj   +1 more source

Comparison of the xylose reductase-xylitol dehydrogenase and the xylose isomerase pathways for xylose fermentation by recombinant Saccharomyces cerevisiae [PDF]

open access: yesMicrobial Cell Factories, 2007
Abstract Background Two heterologous pathways have been used to construct recombinant xylose-fermenting Saccharomyces cerevisiae strains: i) the xylose reductase (XR) and xylitol dehydrogenase (XDH) pathway and ii) the xylose isomerase (XI) pathway.
Hahn-Hägerdal Bärbel   +3 more
openaire   +7 more sources

Free Xylose in Fruits [PDF]

open access: yesNature, 1953
AN investigation of the carbohydrates present in the Victoria plum has revealed the presence of small amounts (c. 0.1 per cent fresh weight) of free xylose in the juice of ripe and immature fruits. The origin of this sugar is uncertain; it may arise from enzymic hydrolysis of a xyloside, but we consider this unlikely.
J G, HAY, J B, PRIDHAM
openaire   +2 more sources

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