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    • 1. 发明申请
    • Method for producing multiple unsaturated fatty acids in plants
    • 在植物中生产多种不饱和脂肪酸的方法
    • US20070028326A1
    • 2007-02-01
    • US10511621
    • 2003-04-25
    • Petra CirpusAndreas RenzJens LerchlAnne-Marie Kuijpers
    • Petra CirpusAndreas RenzJens LerchlAnne-Marie Kuijpers
    • A01H1/00C12N9/04C12N15/82C12N5/04
    • C12P7/6427C12N9/0083C12N15/8247C12P7/6472C12P7/6481
    • The present invention relates to a method for the production of fatty acid esters which comprise unsaturated fatty acids with at least three double bonds, and to free unsaturated fatty acids with a content of at least 1% by weight based on the total fatty acids present in the plants, by expressing at least one nucleic acid sequence which encodes a polypeptide with Δ6-desaturase activity and at least one nucleic acid sequence which encodes a polypeptide with Δ6-elongase activity. Advantageously, these nucleic acid sequences can, if appropriate, be expressed in the transgenic plant together with a third nucleic acid sequence which encodes a polypeptide with Δ5-desaturase activity. The invention furthermore relates to the use of defined nucleic acid sequences which encode polypeptides with a Δ6-desaturase activity, Δ6-elongase activity or Δ5-desaturase activity selected from a group of nucleic acid sequences, and/or to the use of nucleic acid constructs comprising the abovementioned nucleic acid sequences.
    • 本发明涉及一种生产脂肪酸酯的方法,所述脂肪酸酯包含具有至少三个双键的不饱和脂肪酸,以及游离不饱和脂肪酸,所述不饱和脂肪酸的含量为至少1重量% 通过表达至少一个编码具有Δ6-去饱和酶活性的多肽的核酸序列和至少一个编码具有Δ6-延长酶活性的多肽的核酸序列的植物。 有利地,如果合适,这些核酸序列可以与编码具有Δ5-去饱和酶活性的多肽的第三核酸序列一起在转基因植物中表达。 本发明还涉及定义的编码具有Δ6-去饱和酶活性的多肽,Δ6-延长酶活性或选自一组核酸序列的Δ5-去饱和酶活性的定义的核酸序列的用途,和/或使用核酸构建体 包含上述核酸序列。
    • 2. 发明授权
    • Method for producing multiple unsaturated fatty acids in plants
    • 在植物中生产多种不饱和脂肪酸的方法
    • US07893320B2
    • 2011-02-22
    • US10511621
    • 2003-04-25
    • Petra CirpusAndreas RenzJens LerchlAnne-Marie Kuijpers
    • Petra CirpusAndreas RenzJens LerchlAnne-Marie Kuijpers
    • C12N15/82A01H5/00
    • C12P7/6427C12N9/0083C12N15/8247C12P7/6472C12P7/6481
    • The present invention relates to a method for the production of fatty acid esters which comprise unsaturated fatty acids with at least three double bonds, and to free unsaturated fatty acids with a content of at least 1% by weight based on the total fatty acids present in the plants, by expressing at least one nucleic acid sequence which encodes a polypeptide with Δ6-desaturase activity and at least one nucleic acid sequence which encodes a polypeptide with Δ6-elongase activity. Advantageously, these nucleic acid sequences can, if appropriate, be expressed in the transgenic plant together with a third nucleic acid sequence which encodes a polypeptide with Δ5-desaturase activity. The invention furthermore relates to the use of defined nucleic acid sequences which encode polypeptides with a Δ6-desaturase activity, Δ6-elongase activity or Δ5-desaturase activity selected from a group of nucleic acid sequences, and/or to the use of nucleic acid constructs comprising the abovementioned nucleic acid sequences.
    • 本发明涉及一种生产脂肪酸酯的方法,所述脂肪酸酯包含具有至少三个双键的不饱和脂肪酸,以及游离不饱和脂肪酸,所述不饱和脂肪酸的含量为至少1重量% 通过表达编码具有&Dgr.6-去饱和酶活性的多肽的至少一个核酸序列和至少一个编码具有&Dgr.6-延伸酶活性的多肽的核酸序列的植物。 有利的是,如果合适,这些核酸序列可以与编码具有&Dgr。5-去饱和酶活性的多肽的第三核酸序列一起在转基因植物中表达。 本发明进一步涉及定义的核酸序列的用途,所述核酸序列编码具有选自一组核酸序列的&Dgr .6-去饱和酶活性和/或Dgr。5-去饱和酶活性的多肽,和/或 使用包含上述核酸序列的核酸构建体。
    • 5. 发明申请
    • Method for Producing Polyunsaturated C20 and C22 Fatty Acids with at Least Four Double Bonds in Transgenic Plants
    • 在转基因植物中用最少四个双键生产多不饱和C20和C22脂肪酸的方法
    • US20090158462A1
    • 2009-06-18
    • US11886857
    • 2006-03-21
    • Petra CirpusJörg Bauer
    • Petra CirpusJörg Bauer
    • C12N15/11C11B1/00A23D9/00A61K47/00C07H21/04C07K14/00C12N15/63
    • C12P7/6472C12N9/0083C12N9/1029C12N15/8247C12P7/6427
    • The present invention relates to a process for the production of polyunsaturated fatty acids in transgenic plants, by introducing, into the plant, the nucleic acids which code for polypeptides with Δ6-desaturase, Δ6-elongase, a Δ5-desaturase, Δ5-elongase, Δ4-desaturase, Δ12-desaturase and/or ω3-desaturase activity. These desaturases and elongases are advantageously derived from Phytophthora sojae. The invention furthermore relates to the nucleic acid sequences, nucleic acid constructs, vectors and organisms comprising the nucleic acid sequences according to the invention, vectors comprising the nucleic acid sequences and/or the nucleic acid constructs and to transgenic plants comprise the abovementioned nucleic acid sequences, nucleic acid constructs and/or vectors.A further part of the invention relates to fatty acid compositions produced by the process according to the invention and to their use.
    • 本发明涉及在转基因植物中生产多不饱和脂肪酸的方法,通过向植物中引入编码具有Δ6-去饱和酶,Δ6-延伸酶,Δ5-去饱和酶,Δ5-延伸酶, Δ4-去饱和酶,Δ12-去饱和酶和/或ω3-去饱和酶活性。 这些去饱和酶和延长酶有利地来源于疫霉属(Phytophthora sojae)。 本发明还涉及包含根据本发明的核酸序列的核酸序列,核酸构建体,载体和生物体,包含核酸序列和/或核酸构建体的载体和转基因植物包含上述核酸序列 ,核酸构建体和/或载体。 本发明的另一部分涉及通过根据本发明的方法生产的脂肪酸组合物及其用途。
    • 10. 发明申请
    • PROCESS FOR PRODUCING ARACHIDONIC ACID AND/OR EICOSAPENTAENOIC ACID IN PLANTS
    • 在植物中生产芳香酸和/或异柠檬酸的方法
    • US20090172837A1
    • 2009-07-02
    • US12374429
    • 2007-07-11
    • Michael GeigerJörg BauerPetra Cirpus
    • Michael GeigerJörg BauerPetra Cirpus
    • C12N15/82C11B1/00
    • C12N15/8247A23L33/12C12N9/0083C12N9/1029
    • The present invention relates to a process for the production of arachidonic acid (=APA) or eicosapentaenoic acid (=EPA) or arachidonic acid and eicosapentaenoic acid, advantageously in the seed of transgenic plants of the family Brassicaceae with a content of ARA or EPA or ARA and EPA of at least 3% by weight based on the total lipid content of the transgenic plant, by introducing, into the organism, nucleic acids which code polypeptides with Δ6-desaturase, Δ6-elongase and Δ5-desaturase activity, where, as the result of the enzymatic activity of the introduced enzymes, a fatty acid selected from the group consisting of the fatty acids oleic acid [C18:1Δ9], linoleic acid [C18:2Δ9, 12], α-linolenic acid [C18:3Δ6, 9, 12], icosenoic acid (20:1Δ11) and erucic acid [C22:1Δ11] is reduced by at least 10% in comparison with the nontransgenic wild-type plant. Advantageously, further enzymes selected from the group of the enzymes (ω3-desaturases, Δ12-desaturases, Δ6-desaturases, Δ6-elongases, Δ5-desaturases, Δ5-elongases and/or Δ4-desaturases can be introduced into the plants.
    • 本发明涉及一种生产花生四烯酸(= APA)或二十碳五烯酸(= EPA)或花生四烯酸和二十碳五烯酸的方法,有利地在含有ARA或EPA的甘蓝科植物的转基因植物的种子中 ARA和EPA基于转基因植物的总脂质含量至少为3重量%,通过向生物体引入用Delta6-去饱和酶,Δ6-延长酶和Δ5-去饱和酶活性编码多肽的核酸,其中,作为 引入的酶的酶活性的结果,选自脂肪酸油酸[C18:1Delta9],亚油酸[C18:2Delta12,12],α-亚麻酸[C18:3Delta6, 9,12],二十碳烯酸(20:1Delta11)和芥酸[C22:1Delta11]与非转基因野生型植物相比降低至少10%。 有利地,可以将植物中的酶(ω3-去饱和酶,Δ12-去饱和酶,Δ6-去饱和酶,Δ6-延长酶,Δ5-去饱和酶,Δ5-延伸酶和/或Delta4-去饱和酶)的其他酶引入。