Effect of xylose and nutrients concentration on ethanol production by a newly isolated extreme thermophilic bacterium

Research output: Contribution to journalJournal article – Annual report year: 2011Researchpeer-review

Standard

Effect of xylose and nutrients concentration on ethanol production by a newly isolated extreme thermophilic bacterium. / Tomás, Ana Faria; Karakashev, Dimitar Borisov; Angelidaki, Irini.

In: Water Science and Technology, Vol. 64, No. 2, 2011, p. 341-347.

Research output: Contribution to journalJournal article – Annual report year: 2011Researchpeer-review

Harvard

APA

CBE

MLA

Vancouver

Author

Bibtex

@article{216f8aa18c7f42408bacb4111319fe40,
title = "Effect of xylose and nutrients concentration on ethanol production by a newly isolated extreme thermophilic bacterium",
abstract = "An extreme thermophilic ethanol-producing strain was isolated from an ethanol high-yielding mixed culture, originally isolated from a hydrogen producing reactor operated at 70 °C. Ethanol yields were assessed with increasing concentrations of xylose, up to 20 g/l. The ability of the strain to grow without nutrient addition (yeast extract, peptone and vitamins) was also assessed. The maximum ethanol yield achieved was 1.28 molethanol/ molxylose consumed (77{\%} of the theoretical yield), at 2 g/l of initial xylose concentration. The isolate was able to grow and produce ethanol as the main fermentation product under most of the conditions tested, including in media lacking vitamins, peptone and yeast extract. The results indicate that this new organism is a promising candidate for the development of a second generation bio-ethanol production process. {\circledC} IWA Publishing 2011.",
keywords = "Extreme thermophilic, Anaerobic, Bioethanol",
author = "Tom{\'a}s, {Ana Faria} and Karakashev, {Dimitar Borisov} and Irini Angelidaki",
year = "2011",
doi = "10.2166/wst.2011.730",
language = "English",
volume = "64",
pages = "341--347",
journal = "Water Science and Technology",
issn = "0273-1223",
publisher = "I W A Publishing",
number = "2",

}

RIS

TY - JOUR

T1 - Effect of xylose and nutrients concentration on ethanol production by a newly isolated extreme thermophilic bacterium

AU - Tomás, Ana Faria

AU - Karakashev, Dimitar Borisov

AU - Angelidaki, Irini

PY - 2011

Y1 - 2011

N2 - An extreme thermophilic ethanol-producing strain was isolated from an ethanol high-yielding mixed culture, originally isolated from a hydrogen producing reactor operated at 70 °C. Ethanol yields were assessed with increasing concentrations of xylose, up to 20 g/l. The ability of the strain to grow without nutrient addition (yeast extract, peptone and vitamins) was also assessed. The maximum ethanol yield achieved was 1.28 molethanol/ molxylose consumed (77% of the theoretical yield), at 2 g/l of initial xylose concentration. The isolate was able to grow and produce ethanol as the main fermentation product under most of the conditions tested, including in media lacking vitamins, peptone and yeast extract. The results indicate that this new organism is a promising candidate for the development of a second generation bio-ethanol production process. © IWA Publishing 2011.

AB - An extreme thermophilic ethanol-producing strain was isolated from an ethanol high-yielding mixed culture, originally isolated from a hydrogen producing reactor operated at 70 °C. Ethanol yields were assessed with increasing concentrations of xylose, up to 20 g/l. The ability of the strain to grow without nutrient addition (yeast extract, peptone and vitamins) was also assessed. The maximum ethanol yield achieved was 1.28 molethanol/ molxylose consumed (77% of the theoretical yield), at 2 g/l of initial xylose concentration. The isolate was able to grow and produce ethanol as the main fermentation product under most of the conditions tested, including in media lacking vitamins, peptone and yeast extract. The results indicate that this new organism is a promising candidate for the development of a second generation bio-ethanol production process. © IWA Publishing 2011.

KW - Extreme thermophilic

KW - Anaerobic

KW - Bioethanol

U2 - 10.2166/wst.2011.730

DO - 10.2166/wst.2011.730

M3 - Journal article

VL - 64

SP - 341

EP - 347

JO - Water Science and Technology

JF - Water Science and Technology

SN - 0273-1223

IS - 2

ER -