Co-production of bioethanol and probiotic yeast biomass from agricultural feedstockApplication of the rural biorefinery concept

Standard

Co-production of bioethanol and probiotic yeast biomass from agricultural feedstock : Application of the rural biorefinery concept. / Hull, Claire; Loveridge, Joel; Donnison, Iain Simon; Kelly, Diane Elizabeth; Kelly, Steven Lewis.

In: AMB Express, Vol. 4, 64, 2014.

Research output: Contribution to journalArticle

Author

Hull, Claire ; Loveridge, Joel ; Donnison, Iain Simon ; Kelly, Diane Elizabeth ; Kelly, Steven Lewis. / Co-production of bioethanol and probiotic yeast biomass from agricultural feedstock : Application of the rural biorefinery concept. In: AMB Express. 2014 ; Vol. 4.

Bibtex - Download

@article{9226bf1b2ccc4d7aad9dee5fe841cf09,
title = "Co-production of bioethanol and probiotic yeast biomass from agricultural feedstock: Application of the rural biorefinery concept",
abstract = "Microbial biotechnology and biotransformations promise to diversify the scope of the biorefinery approach for the production of high-value products and biofuels from industrial, rural and municipal waste feedstocks. In addition to bio-based chemicals and metabolites, microbial biomass itself constitutes an obvious but overlooked by-product of existing biofermentation systems which warrants fuller attention. The probiotic yeast Saccharomyces boulardii is used to treat gastrointestinal disorders and marketed as a human health supplement. Despite its relatedness to S. cerevisiae that is employed widely in biotechnology, food and biofuel industries, the alternative applications of S. boulardii are not well studied. Using a biorefinery approach, we compared the bioethanol and biomass yields attainable from agriculturally-sourced grass juice using probiotic S. boulardii (strain MYA-769) and a commercial S. cerevisiae brewing strain (Turbo yeast). Maximum product yields for MYA-769 (39.18 [±2.42] mg ethanol mL−1 and 4.96 [±0.15] g dry weight L−1) compared closely to those of Turbo (37.43 [±1.99] mg mL−1 and 4.78 [±0.10] g L−1, respectively). Co-production, marketing and/or on-site utilisation of probiotic yeast biomass as a direct-fed microbial to improve livestock health represents a novel and viable prospect for rural biorefineries. Given emergent evidence to suggest that dietary yeast supplementations might also mitigate ruminant enteric methane emissions, the administration of probiotic yeast biomass could also offer an economically feasible way of reducing atmospheric CH4.",
keywords = "Bioethanol, Saccharomyces boulardii, Probiotic, Cholesterol, Biorefinery, Biomass",
author = "Claire Hull and Joel Loveridge and Donnison, {Iain Simon} and Kelly, {Diane Elizabeth} and Kelly, {Steven Lewis}",
note = "Hull, C., Loveridge, J., Donnison, I. S., Kelly, D. E., Kelly, S. L. (2014). Co-production of bioethanol and probiotic yeast biomass from agricultural feedstock: application of the rural biorefinery concept. AMB Express, 4, [64].",
year = "2014",
doi = "10.1186/s13568-014-0064-5",
language = "English",
volume = "4",
journal = "AMB Express",
issn = "2191-0855",
publisher = "Springer Nature",

}

RIS (suitable for import to EndNote) - Download

TY - JOUR

T1 - Co-production of bioethanol and probiotic yeast biomass from agricultural feedstock

T2 - Application of the rural biorefinery concept

AU - Hull, Claire

AU - Loveridge, Joel

AU - Donnison, Iain Simon

AU - Kelly, Diane Elizabeth

AU - Kelly, Steven Lewis

N1 - Hull, C., Loveridge, J., Donnison, I. S., Kelly, D. E., Kelly, S. L. (2014). Co-production of bioethanol and probiotic yeast biomass from agricultural feedstock: application of the rural biorefinery concept. AMB Express, 4, [64].

PY - 2014

Y1 - 2014

N2 - Microbial biotechnology and biotransformations promise to diversify the scope of the biorefinery approach for the production of high-value products and biofuels from industrial, rural and municipal waste feedstocks. In addition to bio-based chemicals and metabolites, microbial biomass itself constitutes an obvious but overlooked by-product of existing biofermentation systems which warrants fuller attention. The probiotic yeast Saccharomyces boulardii is used to treat gastrointestinal disorders and marketed as a human health supplement. Despite its relatedness to S. cerevisiae that is employed widely in biotechnology, food and biofuel industries, the alternative applications of S. boulardii are not well studied. Using a biorefinery approach, we compared the bioethanol and biomass yields attainable from agriculturally-sourced grass juice using probiotic S. boulardii (strain MYA-769) and a commercial S. cerevisiae brewing strain (Turbo yeast). Maximum product yields for MYA-769 (39.18 [±2.42] mg ethanol mL−1 and 4.96 [±0.15] g dry weight L−1) compared closely to those of Turbo (37.43 [±1.99] mg mL−1 and 4.78 [±0.10] g L−1, respectively). Co-production, marketing and/or on-site utilisation of probiotic yeast biomass as a direct-fed microbial to improve livestock health represents a novel and viable prospect for rural biorefineries. Given emergent evidence to suggest that dietary yeast supplementations might also mitigate ruminant enteric methane emissions, the administration of probiotic yeast biomass could also offer an economically feasible way of reducing atmospheric CH4.

AB - Microbial biotechnology and biotransformations promise to diversify the scope of the biorefinery approach for the production of high-value products and biofuels from industrial, rural and municipal waste feedstocks. In addition to bio-based chemicals and metabolites, microbial biomass itself constitutes an obvious but overlooked by-product of existing biofermentation systems which warrants fuller attention. The probiotic yeast Saccharomyces boulardii is used to treat gastrointestinal disorders and marketed as a human health supplement. Despite its relatedness to S. cerevisiae that is employed widely in biotechnology, food and biofuel industries, the alternative applications of S. boulardii are not well studied. Using a biorefinery approach, we compared the bioethanol and biomass yields attainable from agriculturally-sourced grass juice using probiotic S. boulardii (strain MYA-769) and a commercial S. cerevisiae brewing strain (Turbo yeast). Maximum product yields for MYA-769 (39.18 [±2.42] mg ethanol mL−1 and 4.96 [±0.15] g dry weight L−1) compared closely to those of Turbo (37.43 [±1.99] mg mL−1 and 4.78 [±0.10] g L−1, respectively). Co-production, marketing and/or on-site utilisation of probiotic yeast biomass as a direct-fed microbial to improve livestock health represents a novel and viable prospect for rural biorefineries. Given emergent evidence to suggest that dietary yeast supplementations might also mitigate ruminant enteric methane emissions, the administration of probiotic yeast biomass could also offer an economically feasible way of reducing atmospheric CH4.

KW - Bioethanol

KW - Saccharomyces boulardii

KW - Probiotic

KW - Cholesterol

KW - Biorefinery

KW - Biomass

UR - http://hdl.handle.net/2160/26386

U2 - 10.1186/s13568-014-0064-5

DO - 10.1186/s13568-014-0064-5

M3 - Article

VL - 4

JO - AMB Express

JF - AMB Express

SN - 2191-0855

M1 - 64

ER -

Show download statistics
View graph of relations
Citation formats