Determination of Bioethanol Production from Apricot (Prunus armeniaca) Pomace

Abstract Fruit juice industry generates massive amount of lignocellulosic by-products annually which are excellent raw materials for bioethanol production. In the current study, bioethanol production from apricot (Prunus armeniaca) pomace by Kluyveromyces marxianus was investigated for the first tim...

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Main Authors: Ekin Demiray, Sevgi Ertuğrul Karatay, Gönül Dönmez
Format: Article
Language:English
Published: Instituto de Tecnologia do Paraná (Tecpar) 2021-09-01
Series:Brazilian Archives of Biology and Technology
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-89132021000100214&tlng=en
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author Ekin Demiray
Sevgi Ertuğrul Karatay
Gönül Dönmez
author_facet Ekin Demiray
Sevgi Ertuğrul Karatay
Gönül Dönmez
author_sort Ekin Demiray
collection DOAJ
description Abstract Fruit juice industry generates massive amount of lignocellulosic by-products annually which are excellent raw materials for bioethanol production. In the current study, bioethanol production from apricot (Prunus armeniaca) pomace by Kluyveromyces marxianus was investigated for the first time. Some key parameters for fermentation such as pretreatment methods, biomass and cellulase loading and time, were optimized. Kluyveromyces marxianus produced 30.09 g/L ethanol in the 20% washed apricot pomace and 120 FPU/g cellulose enzyme loading. The highest theoretical yield and Y P/S values were also observed as 94.7% and 0.50 g/g, respectively, when 15 FPU/g cellulose enzyme was used. These results depict that apricot pomace is a promising feedstock for bioethanol production.
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spelling doaj.art-a232ad99d39246baa632be37ef008f782022-12-21T17:42:42ZengInstituto de Tecnologia do Paraná (Tecpar)Brazilian Archives of Biology and Technology1678-43242021-09-016410.1590/1678-4324-2021200781Determination of Bioethanol Production from Apricot (Prunus armeniaca) PomaceEkin Demirayhttps://orcid.org/0000-0003-2675-134XSevgi Ertuğrul Karatayhttps://orcid.org/0000-0001-9544-0276Gönül Dönmezhttps://orcid.org/0000-0001-7972-5570Abstract Fruit juice industry generates massive amount of lignocellulosic by-products annually which are excellent raw materials for bioethanol production. In the current study, bioethanol production from apricot (Prunus armeniaca) pomace by Kluyveromyces marxianus was investigated for the first time. Some key parameters for fermentation such as pretreatment methods, biomass and cellulase loading and time, were optimized. Kluyveromyces marxianus produced 30.09 g/L ethanol in the 20% washed apricot pomace and 120 FPU/g cellulose enzyme loading. The highest theoretical yield and Y P/S values were also observed as 94.7% and 0.50 g/g, respectively, when 15 FPU/g cellulose enzyme was used. These results depict that apricot pomace is a promising feedstock for bioethanol production.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-89132021000100214&tlng=enKluyveromyces marxianusrenewable energybiofuelethanolegenic yeast
spellingShingle Ekin Demiray
Sevgi Ertuğrul Karatay
Gönül Dönmez
Determination of Bioethanol Production from Apricot (Prunus armeniaca) Pomace
Brazilian Archives of Biology and Technology
Kluyveromyces marxianus
renewable energy
biofuel
ethanolegenic yeast
title Determination of Bioethanol Production from Apricot (Prunus armeniaca) Pomace
title_full Determination of Bioethanol Production from Apricot (Prunus armeniaca) Pomace
title_fullStr Determination of Bioethanol Production from Apricot (Prunus armeniaca) Pomace
title_full_unstemmed Determination of Bioethanol Production from Apricot (Prunus armeniaca) Pomace
title_short Determination of Bioethanol Production from Apricot (Prunus armeniaca) Pomace
title_sort determination of bioethanol production from apricot prunus armeniaca pomace
topic Kluyveromyces marxianus
renewable energy
biofuel
ethanolegenic yeast
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-89132021000100214&tlng=en
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