84 results about "Stearidonic acid" patented technology

The present invention relates to fatty acid desaturases and elongases able to catalyze the conversion of linoleic acid (LA) to γ-linolenic acid (GLA); α-linoleic acid (ALA) to stearidonic acid (STA); GLA to dihomo-γ-linoleic acid (DGLA); STA to eicosatetraenoic acid (ETA); DGLA to ETA; eicosapentaenoic acid (EPA) to docosapentaenoic acid (DPA); and arachidonic acid (ARA) to EPA. Nucleic acid sequences encoding codon-optimized desaturases and elongases, nucleic acid sequences which hybridize thereto, DNA constructs comprising the codon-optimized desaturase or elongases, and recombinant host microorganisms expressing increased levels of desaturase or elongase are described.

The invention relates generally to the expression of desaturase enzymes in transgenic corn plants and compositions derived therefrom. In particular, the invention relates to the production of oils with improved omega-3 fatty acid profiles in corn plants and the seed oils produced thereby. Such oils may contain stearidonic acid, which is not naturally found in corn plants and has been shown to have beneficial effects on health.

Embodiments of the present invention provide improved aquaculture products and methods of producing such aquaculture products by incorporating healthier lipids containing stearidonic acid and gamma linolenic acid into the aquaculture feed. This in turn improves the health profile of the aquatic animals promoting growth and limiting commercial losses. Furthermore, embodiments of the present invention provide methods for producing said products. In one embodiment of the invention, an aquaculture animal may be fed a feed comprising a transgenic plant product. In other embodiments of the invention, cold water fish meat, warm water fish meat, and crustacean meat products comprising SDA, GLA, EPA, and DHA are disclosed. In further embodiments of the invention, other aquaculture feed products comprising SDA, and GLA are disclosed.

Here the inventors provide a composition for topical application to the skin of animal comprising stearidonic acid in combination with one or octadecatrienoic acids (CODTAs). Preferably the composition comprises echium oil as a source of the stearidonic acid, and a plant lipid as a source of octadecatrienoic acid, such as borage oil (Borago officinalis), wheat germ oil (Triticum vulgare) rosehip oil (refined; Rosa mosqueta), jacaranda oil (Jacandra mimosi folia), and/or calendula oil (Calendula officinalis). The composition of the invention increases collagen I secretion and thus has particular utility for promoting collagen production in skin.

The present invention relates to the improvement of food items through the increased utilization of plant-derived stearidonic acid in a composition that also lowers linolenic acid content. Many long chain fatty acids have been classified as being Omega 3 and have been shown to provide several health benefits, including heart health. According to the current invention plant-derived stearidonic acid (18:4ω3) has been incorporated into a wide range of food products by using a low linolenic acid base composition to enhance stability and shelf life while reducing the need for hydrogenation. The product composition can be used either as an oil oil-based composition or a flour processed from soybeans with enhanced levels of stearidonic acid. These foods range from oil-based products (salad dressing, mayonnaise) to dairy products (milk, cheese) to prepared foods (entrees, side dishes). In addition to improved health benefits the current invention provides food rich in Omega-3 fatty acids that have enhanced storage and/or shelf life characteristics.

The invention relates to methods of treating and preventing disorders associated with elevated TNF-α and/or IL-1β by administering therapeutic amounts of stearidonic acid. Further provided are methods for down-regulating TNF-α and/or IL-1β and assays for determining the presence, absence, or quantity of TNF-α and/or IL-1β in a subject in conjunction with a regimen of stearidonic acid administration.

A process for increasing the concentration of PUFA triglycerides present in natural PUFA oils, in which a natural PUFA oil having a triglyceride content of more than 85% by weight, based on the total weight of the mixture, and having a total PUFA content of more than 39% by weight of total fatty acids is dissolved in an organic solvent or an organic solvent mixture, the mixture is allowed to stand at a temperature of from −35° C. to −100° C. for a period of more than five minutes, the mixture is separated into a supernatant comprising PUFA-triglyceride mixture and a sediment phase, the separation preferably taking place by filtration or centrifugation, and the solvent or solvent mixture, after the removal of the sediment phase, is separated from the supernatant. PUFA-triglyceride mixtures having a PUFA content of more than 55% by weight of total fatty acids of a main PUFA, or at least two PUFAs selected from stearidonic acid, eicosapentaenoic acid, docosapentaenoic acid, docosahexaenoic acid, gamma-linolenic acid and arachidonic acid, and also use thereof in pharmaceutical, cosmetics and food preparations.

Compositions for the treatment of symptoms of inflammatory disorders may include gamma-linolenic acid or dihomogammalinolenic acid, an inhibitor of Δ⁵ desaturase, and optionally stearidonic acid or ω-3 arachidonic acid. Preferred formulations may be in the form of a good tasting, preferably milk or fruit based drink, or a dried powder. Compositions reduce inflammation and inhibit increase in serum arachidonic acid associated with gamma-linolenic acid.

The invention particularly relates to synechocystis efficient double homologous recombinant vector as well as a construction method and the application thereof. The nucleotide sequence of the synechocystis efficient double homologous recombinant vector is shown as SEQ ID NO.8 or SEQ ID NO.9. The invention also discloses the construction method and the application of the synechocystis efficient double homologous recombinant vector. The synechocystis efficient double homologous recombinant vector expresses synechocystis PCC6803Delta 15, Delta 15 and Delta 6 fatty acid desaturase gene in synechocystis PCC6803, and can obviously increase the content of therapic acid in synechocystis.

The present disclosure provides for improved cereal products, specifically snack bars, and methods of producing such products by incorporating healthy lipids containing stearidonic acid into the product compositions. In one embodiment of the disclosure, a cereal product including a SDA-enriched oil is disclosed. In another embodiment of the disclosure, a snack bar including a SDA-enriched soybean oil is disclosed.

Compositions, dietary supplements and medical foods for the treatment of symptoms of inflammatory disorders may include gamma-linolenic acid or dihomogammalinolenic acid, an inhibitor of Δ⁵ desaturase, and optionally stearidonic acid or ω−3 arachidonic acid. Preferred formulations may be in the form of a good tasting, preferably milk or fruit based drink, or a dried powder. Compositions reduce inflammation and inhibit increase in serum arachidonic acid associated with gamma-linolenic acid. The compositions of the invention may also be used for the treatment of cytokine mediated disorders in patients in need thereof.

The present invention relates to the production of γ-linolenic acid (18:3^Δ6,9,12) or stearidonic acid (18:4^Δ6,9,12,15) or γ-linolenic acid (18:3^Δ6,9,12) and stearidonic acid (18:4^Δ6,9,12,15) in transgenic plants of the family Brassicaceae, where the transgenic plants comprise at least 10% by weight of oleic acid based on the total fatty acid content and, as the result of the activity of the Δ6-desaturases used in the method, have an increased Δ6-C18-fatty acid content. The invention furthermore relates to novel nucleic acid sequences which code for the Δ6-desaturases used in the method, gene constructs comprising these nucleic acid sequences, a vector and transgenic plants comprising at least one nucleic acid sequence or a gene construct.

The present invention relates to feedstuffs for use in aquaculture, as well as methods for producing said feedstuffs. The invention also provides methods for rearing fish and/or crustaceans. In particular, the present invention provides a method of rearing a fish or crustacean, the method comprising feeding the fish or crustacean a feedstuff comprising lipid, the fatty acid of said lipid comprising at least 5.5% (w/w) stearidonic acid (SDA).

The present invention relates to the improvement of food items through the increased utilization of plant-derived stearidonic acid. Many long chain fatty acids have been classified as being Omega 3 and have been shown to provide several health benefits, including heart health. According to the current invention plant-derived stearidonic acid (18:4ω3) has been incorporated into a wide range of food products by using either oil or flour processed from soybeans with enhanced levels of stearidonic acid. These foods range from oil-based products (salad dressing, mayonnaise) to dairy products (milk, cheese) to prepared foods (entrees, side dishes). In addition to improved health benefits the current invention provides food rich in Omega-3 fatty acids that have enhanced storage and/or shelf life characteristics.

The present invention is in the fields of lipid metabolism and dietary supplementation and provides methods and compositions to improve heart health of a mammal by orally administering stearidonic acid and related compounds to the mammal. The improved heart health is evidenced by the enrichment of cardiac tissue with eicosapentaenoic acid (20:5, ω3) and docosapentaenoic acid (22:5, ω3) following the administration. Also provided are methods for promoting a stearidonic acid containing product by advertising its heart health benefits.

The present invention provides a chewable oral delivery vehicle comprising a chewable matrix and at least one soft gelatin capsule encapsulating an oxidizable fatty acid composition, wherein the at least one soft gelatin capsule is incorporated into the chewable matrix. The chewable matrix may be a gummy candy or jelly sweet. The oxidizable fatty acid composition may be a free fatty acid composition, fatty acid ester composition, glyceride composition, phospholipid composition or combinations thereof, and preferably comprise one or more fatty acids or residues thereof selected from the group consisting of eicosapentaenoic-, docosahexaenoic-, docosapentaenoic-, conjugated linoleic-, palmitoleic-, trans palmitoleic-, alpha linolenic-, gamma linolenic-, and stearidonic acid and combinations thereof.

The present invention relates to beverage compositions and methods for producing beverage compositions with a quantity of omega-3 fatty acids (n-3 PUFAs). Specifically, the beverage compositions comprise a quantity of stearidonic acid (SDA) enriched soybean oil that imparts improved nutritional quality with a quantity of n-3 PUFAs, but retains the mouthfeel, flavor, odor, and other sensory characteristics associated with typical beverage compositions.

The present invention relates to compositions and methods for producing baked food compositions and bar compositions with a quantity of long chain fatty acids. Specifically, the baked food compositions and bar compositions comprise a quantity of stearidonic acid (SDA) enriched soybean oil that imparts improved nutritional quality with an amount of long chain fatty acids, but retains the mouthfeel, flavor, odor, and other sensory characteristics associated with typical baked food compositions and bar compositions.

The invention relates to bifidobacterium breve and an application thereof in preparation of conjugated fatty acid, belonging to the technical field of microorganisms. The invention provides bifidobacterium breve FBJCP2M1 capable of producing conjugated linoleic acid, conjugated linolenic acid and conjugated octadecatetraenoic acid, wherein the conversion rate of linoleic acid with the bifidobacterium breve FBJCP2M1 to produce the conjugated linoleic acid can reach 87.98%, and the content of the c9,t11-CLA isomer accounts for 98.38% of the content of the conjugated linoleic acid; the conversionrate of linolenic acid with the bifidobacterium breve FBJCP2M1 to produce the conjugated linolenic acid can reach 95.6%, and the content of the c9,t11,c15-CLNA isomer accounts for 95.01% of the content of the conjugated linolenic acid; and the conversion rate of octadecatetraenoic acid with the bifidobacterium breve FBJCP2M1 to produce the conjugated octadecatetraenoic acid can reach 55.86%, andthe content of c6,c9,t11,c15-CSA isomer accounts for 90.45% of the content of the conjugated octadecatetraenoic acid.