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    • 2. 发明申请
    • Novel method for the production of polyunsaturated fatty acids
    • 用于生产多不饱和脂肪酸的新方法
    • US20060246556A1
    • 2006-11-02
    • US10539891
    • 2003-12-11
    • Johnathan NapierOlga SayanovaColin LazarusBaoxiu QiErnst HeinzThorsten ZankUlrich Zahringer
    • Johnathan NapierOlga SayanovaColin LazarusBaoxiu QiErnst HeinzThorsten ZankUlrich Zahringer
    • C12P13/00C12P7/64
    • C12N9/0083C12N9/1029C12N15/8247C12P7/6427C12P7/6472
    • The present invention relates to an improved process for the specific production of poly-unsaturated omega-3 and omega-6 fatty acids and a process for the production of triglycerides having an increased content of unsaturated fatty acids, in particular omega-3 and omega-6 fatty acids having at least two double bonds and a 20 or 22 carbon atom chain length. The invention relates to the production of a transgenic organism, preferably a transgenic plant or a transgenic microorganism, hav-ing an increased content of fatty acids, oils or lipids containing C20- or C22-fatty acids with a delta-5, 7, 8, 10 double bond, respectively due to the expression of a delta-8-desaturase and a delta-9-elon-gase from organisms such as plants preferably Algae like Isochrysis galbana or Euglena gracilis. In addition the invention relates to a process for the production of poly unsaturated fatty acids such as Eicosapentaenoic, Arachidonic, Docosapentaenoic or Doosahexaenoic acid through the co-expression of a delta-8-desaturase, a delta-9-elongase and a delta-5 desaturase in organisms such as microorganisms or plants. The invention additionally relates to the use of specific nucleic acid sequences encoding for the aforementioned proteins with delta-8-desaturase-, delta-9-elongase- or delta-5-desaturase-activity, nucleic acid constructs, vectors and organisms containing said nucleic acid sequences. The invention further relates to unsaturated fatty acids and triglycerides having an increased content of at least 1% by weight of unsaturated fatty acids and use thereof.
    • 本发明涉及一种用于特异性生产多不饱和ω-3和ω-6脂肪酸的改进方法和一种具有增加的不饱和脂肪酸含量,特别是ω-3和ω- 具有至少两个双键和20或22个碳原子链长的6种脂肪酸。 本发明涉及转基因生物,优选转基因植物或转基因微生物的生产,其具有增加的含有C20-C22-脂肪酸的脂肪酸,油或脂质含量,其中Δ-5,7,8 ,10双键,分别由于诸如植物优选藻类如等鞭毛藻或小球虫的生物体的δ-8-去饱和酶和δ-9-脱氢酶的表达。 此外,本发明涉及通过共同表达δ-8-去饱和酶,δ-9-延伸酶和δ-5的多不饱和脂肪酸如二十碳五烯酸,花生四烯酸,多糖五烯酸或多沙六酸, 微生物或植物等生物体中的去饱和酶。 本发明还涉及编码上述蛋白质的特定核酸序列与δ-8-去饱和酶,Δ-9-延伸酶或δ-5-去饱和酶活性,核酸构建体,载体和含有所述核酸的生物体的用途 酸序列。 本发明还涉及不饱和脂肪酸和甘油三酸酯,其具有增加的至少1重量%的不饱和脂肪酸的含量及其用途。
    • 4. 发明授权
    • Method for the production of polyunsaturated fatty acids
    • 生产多不饱和脂肪酸的方法
    • US07714185B2
    • 2010-05-11
    • US10539891
    • 2003-12-11
    • Jonathan A. NapierOlga SayanovaColin M. LazarusBaoxiu QiErnst HeinzThorsten ZankUlrich Zähringer
    • Jonathan A. NapierOlga SayanovaColin M. LazarusBaoxiu QiErnst HeinzThorsten ZankUlrich Zähringer
    • C12N15/82C12N15/87C07H21/04
    • C12N9/0083C12N9/1029C12N15/8247C12P7/6427C12P7/6472
    • The present invention relates to an improved process for the specific production of poly-unsaturated omega-3 and omega-6 fatty acids and a process for the production of triglycerides having an increased content of unsaturated fatty acids, in particular omega-3 and omega-6 fatty acids having at least two double bonds and a 20 or 22 carbon atom chain length. The invention relates to the production of a transgenic organism, preferably a transgenic plant or a transgenic microorganism, hav-ing an increased content of fatty acids, oils or lipids containing C20- or C22-fatty acids with a delta-5, 7, 8, 10 double bond, respectively due to the expression of a delta-8-desaturase and a delta-9-elon-gase from organisms such as plants preferably Algae like Isochrysis galbana or Euglena gracilis. In addition the invention relates to a process for the production of poly unsaturated fatty acids such as Eicosapentaenoic, Arachidonic, Docosapentaenoic or Doosahexaenoic acid through the co-expression of a delta-8-desaturase, a delta-9-elongase and a delta-5 desaturase in organisms such as microorganisms or plants. The invention additionally relates to the use of specific nucleic acid sequences encoding for the aforementioned proteins with delta-8-desaturase-, delta-9-elongase- or delta-5-desaturase-activity, nucleic acid constructs, vectors and organisms containing said nucleic acid sequences. The invention further relates to unsaturated fatty acids and triglycerides having an increased content of at least 1% by weight of unsaturated fatty acids and use thereof.
    • 本发明涉及一种用于特异性生产多不饱和ω-3和ω-6脂肪酸的改进方法和一种具有增加的不饱和脂肪酸含量,特别是ω-3和ω- 具有至少两个双键和20或22个碳原子链长的6种脂肪酸。 本发明涉及转基因生物,优选转基因植物或转基因微生物的生产,其具有增加的含有C20-C22-脂肪酸的脂肪酸,油或脂质含量,其中Δ-5,7,8 ,10双键,分别由于诸如植物优选藻类如等鞭毛藻或小球虫的生物体的δ-8-去饱和酶和δ-9-脱氢酶的表达。 此外,本发明涉及通过共同表达δ-8-去饱和酶,δ-9-延伸酶和δ-5的多不饱和脂肪酸如二十碳五烯酸,花生四烯酸,多糖五烯酸或多沙六酸, 微生物或植物等生物体中的去饱和酶。 本发明还涉及编码上述蛋白质的特定核酸序列与δ-8-去饱和酶,Δ-9-延伸酶或δ-5-去饱和酶活性,核酸构建体,载体和含有所述核酸的生物体的用途 酸序列。 本发明还涉及不饱和脂肪酸和甘油三酸酯,其具有增加的至少1重量%的不饱和脂肪酸的含量及其用途。
    • 8. 发明授权
    • Process for the production of arachidonic acid and/or eicosapentaenoic acid
    • 用于生产花生四烯酸和/或二十碳五烯酸的方法
    • US08017839B2
    • 2011-09-13
    • US12083300
    • 2006-10-10
    • Johnathan A. NapierOlga Sayanova
    • Johnathan A. NapierOlga Sayanova
    • A01H5/00C12N15/82C07H21/04
    • C12N15/8247C12N9/0083C12N9/1029
    • The present invention relates to a new process for the production of arachidonic acid and/or eicosapentaenoic acid in plants through the co-expression of a Δ-12-/Δ-15-desaturase, Δ-9-elongase, Δ-8-desaturase and a Δ-5-desaturase and a process for the production of lipids or oils having an increased content of unsaturated fatty acids, in particular ω-3 and ω-6 fatty acids having at least two double bonds and a 18 or 20 carbon atom chain length. Preferably the arachidonic acid and eicosapentaenoic acid are produced in at least a 1:2 ratio. The invention furthermore relates to the production of a transgenic plants, preferably a transgenic crop plant, having an increased content of arachidonic acid and/or eicosapentaenoic acid, oils or lipids containing Ciβ- or C20-fatty acids with a double bond in position Δ 5, 8, 9, 11, 12, 14, 15 or dffthe fatty acid produced, respectively due to the expression of the Δ-12-/Δ-15-desaturase, of the Δ-9-elongase, of the Δ-8-desaturase and of the Δ-5-desaturase in the plant. The expression of the inventive Δ-12-/Δ-15-desaturase leads preferably to linoleic acid and linolenic acid as products having a double bond in the position Δ 9, 12 and 15 of the fatty acid. The invention additionally relates to specific nucleic acid sequences encoding for proteins with Δ-12-/Δ-15-desaturase-, Δ-9-elongase-, Δ-8-desaturase- or Δ-5-desaturase-activity, nucleic acid constructs, vectors and transgenic plants containing said nucleic acid sequences.
    • 本发明涉及一种通过共同表达植物中花生四烯酸和/或二十碳五烯酸生产花生四烯酸和/或二十碳五烯酸的新方法。 -8-去饱和酶和α-D-去饱和酶以及具有增加的不饱和脂肪酸含量,特别是具有至少两个双键的ω-3和ω-6脂肪酸的脂质或油的方法,以及 18或20个碳原子链长。 优选花生四烯酸和二十碳五烯酸以至少1:2的比例制备。 本发明还涉及具有增加的花生四烯酸和/或二十碳五烯酸含量的转基因植物,优选转基因作物植物的生产,所述转基因植物含有具有位置的双键的C 1-18或-C 20 - 脂肪酸&Dgr ; 5,8,9,11,12,14,15或分别由于Dgr-9-延伸酶的表达而产生的脂肪酸, &Dgr; -8去饱和酶和植物中的&Dgr。-5-去饱和酶。 本发明的Dgr-12 - /&Dgr--15-去饱和酶的表达优选导致亚油酸和亚麻酸作为具有位置为&Dgr的双键的产物; 9,12和15的脂肪酸。 本发明另外涉及编码具有“Dgr”-12A / Dgr; -15-去饱和酶,&Dgr; -9-延伸酶,&Dgr; -8-去饱和酶或“Dgr”-5去饱和酶 - 活性,核酸构建体,载体和含有所述核酸序列的转基因植物。