Challenges and prospects of yeast-based microbial oil production within a biorefinery concept

Abstract Biodiesel, unlike to its fossil-based homologue (diesel), is renewable. Its use contributes to greater sustainability in the energy sector, mainly by reducing greenhouse gas emissions. Current biodiesel production relies on plant- and animal-related feedstocks, resulting in high final costs...

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Main Authors: María Gallego-García, Ana Susmozas, María José Negro, Antonio D. Moreno
Format: Article
Language:English
Published: BMC 2023-12-01
Series:Microbial Cell Factories
Subjects:
Online Access:https://doi.org/10.1186/s12934-023-02254-4
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author María Gallego-García
Ana Susmozas
María José Negro
Antonio D. Moreno
author_facet María Gallego-García
Ana Susmozas
María José Negro
Antonio D. Moreno
author_sort María Gallego-García
collection DOAJ
description Abstract Biodiesel, unlike to its fossil-based homologue (diesel), is renewable. Its use contributes to greater sustainability in the energy sector, mainly by reducing greenhouse gas emissions. Current biodiesel production relies on plant- and animal-related feedstocks, resulting in high final costs to the prices of those raw materials. In addition, the production of those materials competes for arable land and has provoked a heated debate involving their use food vs. fuel. As an alternative, single-cell oils (SCOs) obtained from oleaginous microorganisms are attractive sources as a biofuel precursor due to their high lipid content, and composition similar to vegetable oils and animal fats. To make SCOs competitive from an economic point of view, the use of readily available low-cost substrates becomes essential. This work reviews the most recent advances in microbial oil production from non-synthetic sugar-rich media, particularly sugars from lignocellulosic wastes, highlighting the main challenges and prospects for deploying this technology fully in the framework of a Biorefinery concept.
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spelling doaj.art-f4b986379e9a43db8881d4ff969e24d52023-12-10T12:36:40ZengBMCMicrobial Cell Factories1475-28592023-12-0122111510.1186/s12934-023-02254-4Challenges and prospects of yeast-based microbial oil production within a biorefinery conceptMaría Gallego-García0Ana Susmozas1María José Negro2Antonio D. Moreno3Advanced Biofuels and Bioproducts Unit, Department of Energy, Research Center for Energy, Environment and Technology (CIEMAT)Advanced Biofuels and Bioproducts Unit, Department of Energy, Research Center for Energy, Environment and Technology (CIEMAT)Advanced Biofuels and Bioproducts Unit, Department of Energy, Research Center for Energy, Environment and Technology (CIEMAT)Advanced Biofuels and Bioproducts Unit, Department of Energy, Research Center for Energy, Environment and Technology (CIEMAT)Abstract Biodiesel, unlike to its fossil-based homologue (diesel), is renewable. Its use contributes to greater sustainability in the energy sector, mainly by reducing greenhouse gas emissions. Current biodiesel production relies on plant- and animal-related feedstocks, resulting in high final costs to the prices of those raw materials. In addition, the production of those materials competes for arable land and has provoked a heated debate involving their use food vs. fuel. As an alternative, single-cell oils (SCOs) obtained from oleaginous microorganisms are attractive sources as a biofuel precursor due to their high lipid content, and composition similar to vegetable oils and animal fats. To make SCOs competitive from an economic point of view, the use of readily available low-cost substrates becomes essential. This work reviews the most recent advances in microbial oil production from non-synthetic sugar-rich media, particularly sugars from lignocellulosic wastes, highlighting the main challenges and prospects for deploying this technology fully in the framework of a Biorefinery concept.https://doi.org/10.1186/s12934-023-02254-4LignocelluloseBiowasteBiofuelCircular bioeconomyOleaginous yeastMicrobial oil
spellingShingle María Gallego-García
Ana Susmozas
María José Negro
Antonio D. Moreno
Challenges and prospects of yeast-based microbial oil production within a biorefinery concept
Microbial Cell Factories
Lignocellulose
Biowaste
Biofuel
Circular bioeconomy
Oleaginous yeast
Microbial oil
title Challenges and prospects of yeast-based microbial oil production within a biorefinery concept
title_full Challenges and prospects of yeast-based microbial oil production within a biorefinery concept
title_fullStr Challenges and prospects of yeast-based microbial oil production within a biorefinery concept
title_full_unstemmed Challenges and prospects of yeast-based microbial oil production within a biorefinery concept
title_short Challenges and prospects of yeast-based microbial oil production within a biorefinery concept
title_sort challenges and prospects of yeast based microbial oil production within a biorefinery concept
topic Lignocellulose
Biowaste
Biofuel
Circular bioeconomy
Oleaginous yeast
Microbial oil
url https://doi.org/10.1186/s12934-023-02254-4
work_keys_str_mv AT mariagallegogarcia challengesandprospectsofyeastbasedmicrobialoilproductionwithinabiorefineryconcept
AT anasusmozas challengesandprospectsofyeastbasedmicrobialoilproductionwithinabiorefineryconcept
AT mariajosenegro challengesandprospectsofyeastbasedmicrobialoilproductionwithinabiorefineryconcept
AT antoniodmoreno challengesandprospectsofyeastbasedmicrobialoilproductionwithinabiorefineryconcept