Production of eicosapentaenoic acid (EPA, 20:5n-3) in transgenic peanut (Arachis hypogaea L.) through the alternative Δ8-desaturase pathway.
Identifieur interne : 000408 ( Main/Exploration ); précédent : 000407; suivant : 000409Production of eicosapentaenoic acid (EPA, 20:5n-3) in transgenic peanut (Arachis hypogaea L.) through the alternative Δ8-desaturase pathway.
Auteurs : Chenchen Wang [République populaire de Chine] ; Xiaohe Qing [République populaire de Chine] ; Mingli Yu [République populaire de Chine] ; Quanxi Sun [République populaire de Chine] ; Fengzhen Liu [République populaire de Chine] ; Baoxiu Qi [Royaume-Uni] ; Xinzheng Li [République populaire de Chine]Source :
- Molecular biology reports [ 1573-4978 ] ; 2019.
Descripteurs français
- KwdFr :
- Acide eicosapentanoïque (analogues et dérivés), Acide eicosapentanoïque (biosynthèse), Acide eicosapentanoïque (génétique), Acide eicosapentanoïque (métabolisme), Arachis (génétique), Chromatographie en phase gazeuse (méthodes), Fatty acid desaturases (génétique), Feuilles de plante (métabolisme), Graines (métabolisme), Ingénierie des protéines (méthodes), Oxidoreductases (génétique), Oxidoreductases (métabolisme), Protéines recombinantes (biosynthèse), Végétaux génétiquement modifiés (génétique).
- MESH :
- analogues et dérivés : Acide eicosapentanoïque.
- biosynthèse : Acide eicosapentanoïque, Protéines recombinantes.
- génétique : Acide eicosapentanoïque, Arachis, Fatty acid desaturases, Oxidoreductases, Végétaux génétiquement modifiés.
- métabolisme : Acide eicosapentanoïque, Feuilles de plante, Graines, Oxidoreductases.
- méthodes : Chromatographie en phase gazeuse, Ingénierie des protéines.
English descriptors
- KwdEn :
- Arachis (genetics), Chromatography, Gas (methods), Eicosapentaenoic Acid (analogs & derivatives), Eicosapentaenoic Acid (biosynthesis), Eicosapentaenoic Acid (genetics), Eicosapentaenoic Acid (metabolism), Fatty Acid Desaturases (genetics), Oxidoreductases (genetics), Oxidoreductases (metabolism), Plant Leaves (metabolism), Plants, Genetically Modified (genetics), Protein Engineering (methods), Recombinant Proteins (biosynthesis), Seeds (metabolism).
- MESH :
- chemical , analogs & derivatives : Eicosapentaenoic Acid.
- chemical , biosynthesis : Eicosapentaenoic Acid, Recombinant Proteins.
- genetics : Arachis, Eicosapentaenoic Acid, Fatty Acid Desaturases, Oxidoreductases, Plants, Genetically Modified.
- chemical , metabolism : Eicosapentaenoic Acid, Oxidoreductases, Plant Leaves, Seeds.
- methods : Chromatography, Gas, Protein Engineering.
Abstract
An important alternative source of fish oil is its production by plants through metabolic engineering. To produce eicosapentaenoic acid (EPA, 20:5n-3) in peanut through the alternative Δ8-pathway, a plant expression vector containing five heterologous genes driven by the constitutive 35S promoter respectively, namely, ∆9-elongase (Isochrysis galbana), ∆8-desaturase (Euglena gracilis), ∆5-desaturase (Mortierella alpina), ∆15-desaturase (Arabidopsis thaliana) and ∆17-desaturase (Phytophthora infestans) were transferred into peanut through Agrobacterium-mediated transformation method. The gas chromatography results indicated that the average content of EPA in the leaves of the transgenic lines was 0.68%, and the highest accumulation of EPA in an individual line reached 0.84%. This finding indicates that it is feasible to synthesize EPA in peanut through metabolic engineering and lays the foundations for the production of very-long-chain polyunsaturated fatty acids (VLCPUFAs) in peanut seeds.
DOI: 10.1007/s11033-018-4476-1
PubMed: 30511300
Affiliations:
Links toward previous steps (curation, corpus...)
Le document en format XML
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<term>Chromatography, Gas (methods)</term>
<term>Eicosapentaenoic Acid (analogs & derivatives)</term>
<term>Eicosapentaenoic Acid (biosynthesis)</term>
<term>Eicosapentaenoic Acid (genetics)</term>
<term>Eicosapentaenoic Acid (metabolism)</term>
<term>Fatty Acid Desaturases (genetics)</term>
<term>Oxidoreductases (genetics)</term>
<term>Oxidoreductases (metabolism)</term>
<term>Plant Leaves (metabolism)</term>
<term>Plants, Genetically Modified (genetics)</term>
<term>Protein Engineering (methods)</term>
<term>Recombinant Proteins (biosynthesis)</term>
<term>Seeds (metabolism)</term>
</keywords>
<keywords scheme="KwdFr" xml:lang="fr"><term>Acide eicosapentanoïque (analogues et dérivés)</term>
<term>Acide eicosapentanoïque (biosynthèse)</term>
<term>Acide eicosapentanoïque (génétique)</term>
<term>Acide eicosapentanoïque (métabolisme)</term>
<term>Arachis (génétique)</term>
<term>Chromatographie en phase gazeuse (méthodes)</term>
<term>Fatty acid desaturases (génétique)</term>
<term>Feuilles de plante (métabolisme)</term>
<term>Graines (métabolisme)</term>
<term>Ingénierie des protéines (méthodes)</term>
<term>Oxidoreductases (génétique)</term>
<term>Oxidoreductases (métabolisme)</term>
<term>Protéines recombinantes (biosynthèse)</term>
<term>Végétaux génétiquement modifiés (génétique)</term>
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<keywords scheme="MESH" type="chemical" qualifier="analogs & derivatives" xml:lang="en"><term>Eicosapentaenoic Acid</term>
</keywords>
<keywords scheme="MESH" type="chemical" qualifier="biosynthesis" xml:lang="en"><term>Eicosapentaenoic Acid</term>
<term>Recombinant Proteins</term>
</keywords>
<keywords scheme="MESH" qualifier="analogues et dérivés" xml:lang="fr"><term>Acide eicosapentanoïque</term>
</keywords>
<keywords scheme="MESH" qualifier="biosynthèse" xml:lang="fr"><term>Acide eicosapentanoïque</term>
<term>Protéines recombinantes</term>
</keywords>
<keywords scheme="MESH" qualifier="genetics" xml:lang="en"><term>Arachis</term>
<term>Eicosapentaenoic Acid</term>
<term>Fatty Acid Desaturases</term>
<term>Oxidoreductases</term>
<term>Plants, Genetically Modified</term>
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<term>Fatty acid desaturases</term>
<term>Oxidoreductases</term>
<term>Végétaux génétiquement modifiés</term>
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<term>Oxidoreductases</term>
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<front><div type="abstract" xml:lang="en">An important alternative source of fish oil is its production by plants through metabolic engineering. To produce eicosapentaenoic acid (EPA, 20:5n-3) in peanut through the alternative Δ8-pathway, a plant expression vector containing five heterologous genes driven by the constitutive 35S promoter respectively, namely, ∆9-elongase (Isochrysis galbana), ∆8-desaturase (Euglena gracilis), ∆5-desaturase (Mortierella alpina), ∆15-desaturase (Arabidopsis thaliana) and ∆17-desaturase (Phytophthora infestans) were transferred into peanut through Agrobacterium-mediated transformation method. The gas chromatography results indicated that the average content of EPA in the leaves of the transgenic lines was 0.68%, and the highest accumulation of EPA in an individual line reached 0.84%. This finding indicates that it is feasible to synthesize EPA in peanut through metabolic engineering and lays the foundations for the production of very-long-chain polyunsaturated fatty acids (VLCPUFAs) in peanut seeds.</div>
</front>
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<DateCompleted><Year>2019</Year>
<Month>07</Month>
<Day>01</Day>
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<DateRevised><Year>2020</Year>
<Month>02</Month>
<Day>25</Day>
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<Month>Feb</Month>
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<Title>Molecular biology reports</Title>
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<ArticleTitle>Production of eicosapentaenoic acid (EPA, 20:5n-3) in transgenic peanut (Arachis hypogaea L.) through the alternative Δ8-desaturase pathway.</ArticleTitle>
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<Abstract><AbstractText>An important alternative source of fish oil is its production by plants through metabolic engineering. To produce eicosapentaenoic acid (EPA, 20:5n-3) in peanut through the alternative Δ8-pathway, a plant expression vector containing five heterologous genes driven by the constitutive 35S promoter respectively, namely, ∆9-elongase (Isochrysis galbana), ∆8-desaturase (Euglena gracilis), ∆5-desaturase (Mortierella alpina), ∆15-desaturase (Arabidopsis thaliana) and ∆17-desaturase (Phytophthora infestans) were transferred into peanut through Agrobacterium-mediated transformation method. The gas chromatography results indicated that the average content of EPA in the leaves of the transgenic lines was 0.68%, and the highest accumulation of EPA in an individual line reached 0.84%. This finding indicates that it is feasible to synthesize EPA in peanut through metabolic engineering and lays the foundations for the production of very-long-chain polyunsaturated fatty acids (VLCPUFAs) in peanut seeds.</AbstractText>
</Abstract>
<AuthorList CompleteYN="Y"><Author ValidYN="Y"><LastName>Wang</LastName>
<ForeName>Chenchen</ForeName>
<Initials>C</Initials>
<AffiliationInfo><Affiliation>State Key Laboratory of Crop Biology, Shandong Agricultural University, Taian, 271000, Shandong, China.</Affiliation>
</AffiliationInfo>
<AffiliationInfo><Affiliation>College of Life Science, Shandong Agricultural University, Daizong Road No. 61, Taian, 271000, Shandong, China.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y"><LastName>Qing</LastName>
<ForeName>Xiaohe</ForeName>
<Initials>X</Initials>
<AffiliationInfo><Affiliation>State Key Laboratory of Crop Biology, Shandong Agricultural University, Taian, 271000, Shandong, China.</Affiliation>
</AffiliationInfo>
<AffiliationInfo><Affiliation>College of Life Science, Shandong Agricultural University, Daizong Road No. 61, Taian, 271000, Shandong, China.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y"><LastName>Yu</LastName>
<ForeName>Mingli</ForeName>
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<AffiliationInfo><Affiliation>College of Life Science, Shandong Agricultural University, Daizong Road No. 61, Taian, 271000, Shandong, China. lxz@sdau.edu.cn.</Affiliation>
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<Agency>National Natural Science Foundation of China</Agency>
<Country></Country>
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<affiliations><list><country><li>Royaume-Uni</li>
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<name sortKey="Qing, Xiaohe" sort="Qing, Xiaohe" uniqKey="Qing X" first="Xiaohe" last="Qing">Xiaohe Qing</name>
<name sortKey="Sun, Quanxi" sort="Sun, Quanxi" uniqKey="Sun Q" first="Quanxi" last="Sun">Quanxi Sun</name>
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