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Simultaneous identification to monitor consortia strain dynamics of four biofuel yeast species during fermentation
Mixed strain dynamics are still not well or easily monitored although recently molecular identification methods have improved our knowledge. This study used a chromogenic differential plating medium that allows the discrimination of four of the main selected biofuel strains that are currently under...
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Published in: | Journal of industrial microbiology & biotechnology 2020-12, Vol.47 (12), p.1133-1140 |
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creator | Perez, Gabriel Debernardis, Florencia Boido, Eduardo Carrau, Francisco |
description | Mixed strain dynamics are still not well or easily monitored although recently molecular identification methods have improved our knowledge. This study used a chromogenic differential plating medium that allows the discrimination of four of the main selected biofuel strains that are currently under development for ethanol production from cellulosic hydrolysates. Complete fermentation of hexoses and xylose was obtained with a yeast consortium composed of
Spathaspora passalidarum, Scheffersomyces stipitis
,
Candida akabanensis
and
Saccharomyces cerevisiae.
The results showed that
C.akabanensis
excessively dominated consortium balance. Reducing its inoculum from 33 to 4.8% improved population strain balance and fermentation efficiency. Comparison of the consortia with single strain fermentations showed that it optimize sugar consumption and ethanol yields. This simple and cheap method also has advantages compared with molecular methods, as the yeast strains do not need to be genetically marked and identified cell proportions are probably active in the fermentation system as compared to DNA determination methods. |
doi_str_mv | 10.1007/s10295-020-02310-7 |
format | article |
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Spathaspora passalidarum, Scheffersomyces stipitis
,
Candida akabanensis
and
Saccharomyces cerevisiae.
The results showed that
C.akabanensis
excessively dominated consortium balance. Reducing its inoculum from 33 to 4.8% improved population strain balance and fermentation efficiency. Comparison of the consortia with single strain fermentations showed that it optimize sugar consumption and ethanol yields. This simple and cheap method also has advantages compared with molecular methods, as the yeast strains do not need to be genetically marked and identified cell proportions are probably active in the fermentation system as compared to DNA determination methods.</description><identifier>ISSN: 1367-5435</identifier><identifier>EISSN: 1476-5535</identifier><identifier>DOI: 10.1007/s10295-020-02310-7</identifier><identifier>PMID: 32965544</identifier><language>eng</language><publisher>Cham: Springer International Publishing</publisher><subject>Biochemistry ; Biodiesel fuels ; Biofuels ; Bioinformatics ; Biomedical and Life Sciences ; Biotechnology ; Biotechnology Methods - Original Paper ; Carbohydrates ; Consortia ; Deoxyribonucleic acid ; DNA ; Ethanol ; Fermentation ; Genetic Engineering ; Hexoses ; Hydrolysates ; Identification methods ; Inoculum ; Inorganic Chemistry ; Life Sciences ; Microbiology ; Phylogeny ; Saccharomyces cerevisiae - genetics ; Saccharomycetales ; Xylose ; Yeast ; Yeasts</subject><ispartof>Journal of industrial microbiology & biotechnology, 2020-12, Vol.47 (12), p.1133-1140</ispartof><rights>Society for Industrial Microbiology and Biotechnology 2020</rights><rights>Society for Industrial Microbiology and Biotechnology 2020.</rights><lds50>peer_reviewed</lds50><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed><citedby>FETCH-LOGICAL-c456t-c091957219f58cbd632a872b7377fb890f3e9b7f01377ea77b92aaad8f97a69d3</citedby><cites>FETCH-LOGICAL-c456t-c091957219f58cbd632a872b7377fb890f3e9b7f01377ea77b92aaad8f97a69d3</cites><orcidid>0000-0001-7871-2284</orcidid></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktopdf>$$Uhttps://www.proquest.com/docview/2473328154/fulltextPDF?pq-origsite=primo$$EPDF$$P50$$Gproquest$$H</linktopdf><linktohtml>$$Uhttps://www.proquest.com/docview/2473328154?pq-origsite=primo$$EHTML$$P50$$Gproquest$$H</linktohtml><link.rule.ids>315,786,790,11715,27957,27958,36095,36096,44398,75252</link.rule.ids><backlink>$$Uhttps://www.ncbi.nlm.nih.gov/pubmed/32965544$$D View this record in MEDLINE/PubMed$$Hfree_for_read</backlink></links><search><creatorcontrib>Perez, Gabriel</creatorcontrib><creatorcontrib>Debernardis, Florencia</creatorcontrib><creatorcontrib>Boido, Eduardo</creatorcontrib><creatorcontrib>Carrau, Francisco</creatorcontrib><title>Simultaneous identification to monitor consortia strain dynamics of four biofuel yeast species during fermentation</title><title>Journal of industrial microbiology & biotechnology</title><addtitle>J Ind Microbiol Biotechnol</addtitle><addtitle>J Ind Microbiol Biotechnol</addtitle><description>Mixed strain dynamics are still not well or easily monitored although recently molecular identification methods have improved our knowledge. This study used a chromogenic differential plating medium that allows the discrimination of four of the main selected biofuel strains that are currently under development for ethanol production from cellulosic hydrolysates. Complete fermentation of hexoses and xylose was obtained with a yeast consortium composed of
Spathaspora passalidarum, Scheffersomyces stipitis
,
Candida akabanensis
and
Saccharomyces cerevisiae.
The results showed that
C.akabanensis
excessively dominated consortium balance. Reducing its inoculum from 33 to 4.8% improved population strain balance and fermentation efficiency. Comparison of the consortia with single strain fermentations showed that it optimize sugar consumption and ethanol yields. This simple and cheap method also has advantages compared with molecular methods, as the yeast strains do not need to be genetically marked and identified cell proportions are probably active in the fermentation system as compared to DNA determination methods.</description><subject>Biochemistry</subject><subject>Biodiesel fuels</subject><subject>Biofuels</subject><subject>Bioinformatics</subject><subject>Biomedical and Life Sciences</subject><subject>Biotechnology</subject><subject>Biotechnology Methods - Original Paper</subject><subject>Carbohydrates</subject><subject>Consortia</subject><subject>Deoxyribonucleic acid</subject><subject>DNA</subject><subject>Ethanol</subject><subject>Fermentation</subject><subject>Genetic Engineering</subject><subject>Hexoses</subject><subject>Hydrolysates</subject><subject>Identification methods</subject><subject>Inoculum</subject><subject>Inorganic Chemistry</subject><subject>Life Sciences</subject><subject>Microbiology</subject><subject>Phylogeny</subject><subject>Saccharomyces cerevisiae - 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Academic</collection><jtitle>Journal of industrial microbiology & biotechnology</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>Perez, Gabriel</au><au>Debernardis, Florencia</au><au>Boido, Eduardo</au><au>Carrau, Francisco</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>Simultaneous identification to monitor consortia strain dynamics of four biofuel yeast species during fermentation</atitle><jtitle>Journal of industrial microbiology & biotechnology</jtitle><stitle>J Ind Microbiol Biotechnol</stitle><addtitle>J Ind Microbiol Biotechnol</addtitle><date>2020-12-01</date><risdate>2020</risdate><volume>47</volume><issue>12</issue><spage>1133</spage><epage>1140</epage><pages>1133-1140</pages><issn>1367-5435</issn><eissn>1476-5535</eissn><notes>ObjectType-Article-1</notes><notes>SourceType-Scholarly Journals-1</notes><notes>ObjectType-Feature-2</notes><notes>content type line 23</notes><abstract>Mixed strain dynamics are still not well or easily monitored although recently molecular identification methods have improved our knowledge. This study used a chromogenic differential plating medium that allows the discrimination of four of the main selected biofuel strains that are currently under development for ethanol production from cellulosic hydrolysates. Complete fermentation of hexoses and xylose was obtained with a yeast consortium composed of
Spathaspora passalidarum, Scheffersomyces stipitis
,
Candida akabanensis
and
Saccharomyces cerevisiae.
The results showed that
C.akabanensis
excessively dominated consortium balance. Reducing its inoculum from 33 to 4.8% improved population strain balance and fermentation efficiency. Comparison of the consortia with single strain fermentations showed that it optimize sugar consumption and ethanol yields. This simple and cheap method also has advantages compared with molecular methods, as the yeast strains do not need to be genetically marked and identified cell proportions are probably active in the fermentation system as compared to DNA determination methods.</abstract><cop>Cham</cop><pub>Springer International Publishing</pub><pmid>32965544</pmid><doi>10.1007/s10295-020-02310-7</doi><tpages>8</tpages><orcidid>https://orcid.org/0000-0001-7871-2284</orcidid><oa>free_for_read</oa></addata></record> |
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subjects | Biochemistry Biodiesel fuels Biofuels Bioinformatics Biomedical and Life Sciences Biotechnology Biotechnology Methods - Original Paper Carbohydrates Consortia Deoxyribonucleic acid DNA Ethanol Fermentation Genetic Engineering Hexoses Hydrolysates Identification methods Inoculum Inorganic Chemistry Life Sciences Microbiology Phylogeny Saccharomyces cerevisiae - genetics Saccharomycetales Xylose Yeast Yeasts |
title | Simultaneous identification to monitor consortia strain dynamics of four biofuel yeast species during fermentation |
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