71 results about "Lactuca" patented technology

The invention relates to the technical field of biology, in particular to application of brassinolide in increasing the yield of lettuce latex. According to the invention, brassinolide is adopted as an active component and acts on lettuce plants, so that the yield of lettuce latex can be remarkably increased, and meanwhile, the contents of sucrose and isopentenyl pyrophosphate in lettuce are further remarkably increased. Compared with indoleacetic acid, the brassinolide provided by the invention is more suitable for improving the gum production performance of the plant lettuce, and the brassinolide and the indoleacetic acid are high in adaptability, so that a more excellent technical effect is obtained. In the use process, the use method of brassinolide is simple, the use amount is small, the function of remarkably improving the yield of lettuce latex, sucrose and isopentenyl pyrophosphate can be achieved by adopting brassinolide with low concentration, the cost is low, the effect is good, no new toxic or side effect is caused to the environment, and the brassinolide is suitable for application and popularization.

The disclosure provides seed and plants of the iceberg lettuce cultivar designated cv. NNS-2109. The disclosure thus relates to the plants, seeds and tissue cultures of iceberg lettuce cv. NNS-2109, and to methods for producing a lettuce plant produced by crossing a plant of iceberg lettuce cv. NNS-2109 with itself or with another lettuce plant, such as a plant of another line. The disclosure further relates to seeds and plants produced by such crossing. The disclosure further relates to parts of a plant of iceberg lettuce line cv. NNS-2109, including the gametes of such plants.

The invention relates to an intelligent asparagus lettuce seed harvesting-managing all-in-one machine based on machine vision, and belongs to the technical field of agricultural planting and harvesting. A harvesting mechanism, a storage mechanism, a seeding mechanism, a counting mechanism and a bundling mechanism are mounted on the integral frame. Through the storage mechanism, the sowing mechanism, the counting mechanism and the bundling mechanism, work of picking, counting, bundling, planting and the like of lettuce can be achieved. The equipment is simple in mechanism, environment-friendly in design, more reasonable in man-machine interaction interface, easy to operate, quick to master, capable of achieving multifunctional integrated operation, low in cost and high in control precision. The device is mainly composed of an overall frame, a harvesting mechanism, a storage mechanism, a sowing mechanism, a counting mechanism, a bundling mechanism, a pneumatic mechanism and a moving mechanism, and is high in reliability, high in precision and accurate in operation.

The present invention relates to a Lactuca sativa seed designated 79-IN5053 RZ. The present invention also relates to a Lactuca sativa plant produced by growing the 79-IN5053 RZ seed. The invention further relates to methods for producing the lettuce cultivar, represented by lettuce variety 79-IN5053 RZ.

The invention discloses herbicidal activity application of unsaturated keto ester compounds, and belongs to the technical field of organic pesticides. The alkylamino-containing unsaturated keto ester compound can be used as an effective component for preparing a herbicide, and the prepared herbicide has a relatively good weed growth inhibition effect, is safe to commercial crops such as tomatoes, radishes and lettuce, and has a wide application prospect.

The invention discloses a lettuce LsNP1 gene and application of the lettuce LsNP1 gene in preparation of male sterile plants. Specifically, the invention discloses a protein LsNP1 with an amino acid sequence of SEQ ID NO: 1 and application of a coding gene of the protein LsNP1 in forming a male sterility phenotype of lettuce. Experiments show that the number of pollen grains of the mutant obtained after the LsNP1 gene is knocked out is obviously reduced, the pollen activity is obviously reduced, the pollen grains are abnormal in shape, and anther cannot normally scatter and inseminate during flowering, so that lettuce forms a male sterility phenotype. The male sterile lettuce is successfully created, valuable gene resources are provided for germplasm resource innovation and genetic improvement of the lettuce, a new field is developed for application of the LsNP1 gene, and a new material is provided for application of a lettuce male sterile line. By utilizing the gene and the method, the lettuce male sterile line germplasm can be rapidly created, the cultivation process of a new lettuce variety is accelerated, and the gene and the method have a wide application prospect in the field of agricultural production.

The invention provides a composition for reducing uric acid and relieving gout and a preparation method thereof, and relates to the technical field of products for reducing uric acid and relieving gout. The composition comprises the following raw materials: 18-24 parts of phellinus igniarius, 9-13 parts of sunflower disc small molecule peptide extract, 3-7 parts of corn stigma, 4-6 parts of poria cocos, 2-5 parts of pawpaw, 3-6 parts of liquorice, 2-5 parts of astragalus extract and 3-6 parts of lettuce extract. The preparation method of the sunflower disc small-molecule peptide extract comprises the following steps: carrying out enzymolysis on sunflower disc powder twice, carrying out membrane filtration to obtain a sunflower disc small-molecule peptide solution, reacting the sunflower disc small-molecule peptide solution with chitosan oligosaccharide and transglutaminase, and carrying out freeze drying to obtain the sunflower disc small-molecule peptide extract. Through the proper raw material composition and proportion, the metabolic function can be effectively regulated to promote excretion of uric acid, so that the content of xanthine oxidase and adenosine deaminase in the liver is obviously reduced, the uric acid level is effectively reduced, the intestinal probiotic structure can be stabilized, the immunity is enhanced, the kidney is protected, and the good effects of reducing uric acid and relieving gout are achieved.

The invention belongs to the technical field of plant genetic engineering and breeding, and particularly relates to application of a lettuce LsGAI1 gene in lettuce growth trait screening breeding. 1, and the protein coded by the LsGAI1 gene is shown as SEQ ID NO. 2. The LsGAI1 gene is knocked out from the asparagus lettuce through a CRISPR-Cas9 technology, so that internode elongation and plant height increase can be caused; and overexpression of the LsGAI1 enables internode shortening and plant height reduction. The cloning and functional verification of the LsGAI1 gene provide important gene resources and theoretical basis for plant type improvement and high-yield breeding of asparagus lettuce.

The invention relates to an euonymus japonicus triterpenoid synthase EhypOSC3 gene and application of the euonymus japonicus triterpenoid synthase EhypOSC3 gene in preparation of cycloartenol, and belongs to the technical field of biology. The nucleotide sequence of the euonymus japonicus triterpenoid synthase EhypOSC3 gene is as shown in SEQ ID NO.1, and the total length of the sequence is 2280bp; the amino acid sequence of the encoded protein is shown as SEQ ID NO.2, and 759 amino acid residues are encoded. The euonymus japonicus triterpenoid synthase EhypOSC3 gene disclosed by the invention can be used as a biosynthesis regulation gene of cycloartenol, is applied to preparation of cycloartenol, and is remarkable in application prospect and easy to popularize and apply.

The present invention relates to a lettuce plant that is resistant to Fusarium wilt, more specifically to a lettuce plant that comprises a mutated gene that confers resistance to F. oxysporum in lettuce. Furthermore the present invention relates a resistance gene and a method for obtaining a lettuce plant that is resistant to Fusarium wilt, wherein the method comprises the step of mutating a gene.

The present invention relates to a Lactuca sativa seed designated 41-CO1089 RZ. The present invention also relates to a Lactuca sativa plant produced by growing the 41-CO1089 RZ seed. The invention further relates to methods for producing the lettuce cultivar, represented by lettuce variety 41-CO1089 RZ.

The invention discloses a lettuce seed variety identification method based on a multispectral imaging technology and a machine learning algorithm. According to the method, the overall classification capability of BP, SVM, RF and LDA models constructed based on seed morphological characteristics of 15 lettuce varieties in combination with spectral characteristic data is remarkably superior to that of a model constructed by independent data, the classification effect of the LDA and BP models is optimal, and the accuracy rate reaches 90% or above; the final model prediction test finds that the overall effect of the LDA discriminant analysis model is optimal. According to the method, a multi-spectral imaging technology is combined with a machine learning algorithm, and a rapid, lossless, efficient and accurate variety identification method for different lettuce seeds is established; the method has the advantages that different varieties of lettuce seeds can be effectively distinguished in a lossless mode, damage in a traditional method is avoided, meanwhile, the detection efficiency is improved, the cost is reduced, and the method has large application potential for production.

The present invention relates to a lettuce plant that is resistant to downy mildew, more specifically to a lettuce plant that comprises a resistance gene that confers resistance to oomycetes in lettuce, more specifically B. lactucae. Furthermore, the present invention relates to a resistance gene and a method for selecting a lettuce plant that is resistant to downy mildew.

The application provides a method for shortening the growth cycle of lettuce, and belongs to the technical field of lettuce breeding. The method for shortening the growth cycle of lettuce comprises the following steps: after planting the lettuce, high-temperature treatment is performed for 20-22 days, and the conditions of the high-temperature treatment are as follows: 30 DEG C for 4 hours during the day, 40 DEG C for 4 hours during the day, 30 DEG C for 8 hours during the day, and 25 DEG C for 8 hours at night. The application promotes the lettuce to enter the reproductive growth stage in advance through high-temperature stress, can significantly shorten the present budding time and the initial flowering time of the lettuce, and can shorten the present budding time and the initial flowering time of the lettuce and the lettuce by 4-6 weeks, so that the growth cycle of the lettuce is shortened. The method is simple and easy to operate, and can be popularized and planted on a large scale.

The present application belongs to the field of plant genetic engineering, and provides LsGLK Application of the gene in regulating leaf lettuce stem and leaf brittleness, a method for improving leaf lettuce stem and leaf brittleness, and a method for breeding leaf lettuce with improved stem and leaf brittleness. The present application first discloses LsGLK Direct correlation of the gene with leaf lettuce stem and leaf brittleness, develops a method and direction for breeding leaf lettuce with improved stem and leaf brittleness, and the bred leaf lettuce with increased brittleness has better commodity and edible quality.

The invention provides seed and plants of the iceberg lettuce cultivar designated cv. Bison. The invention thus relates to the plants, seeds and tissue cultures of iceberg lettuce cv. Bison, and to methods for producing a lettuce plant produced by crossing a plant of iceberg lettuce cv. Bison with itself or with another lettuce plant, such as a plant of another line. The invention further relates to seeds and plants produced by such crossing. The invention further relates to parts of a plant of iceberg lettuce line cv. Bison, including the gametes of such plants.

The present invention relates to a Lactuca sativa seed designated 41-CO7708 RZ. The present invention also relates to a Lactuca sativa plant produced by growing the 41-CO7708 RZ seed. The invention further relates to methods for producing the lettuce cultivar, represented by lettuce variety 41-CO7708 RZ.

The present invention relates to a plant material for use as medicament, wherein the plant material is derived from a plant of the Brassica, Spinacia, or Lactuca genus, genetically modified to express a biologically active recombinant protein and comprises the biologically active recombinant protein as an active ingredient. The invention also relates to a method for producing such a plant material, and to a pharmaceutical composition comprising such a plant material and an orally acceptable support.

The disclosure provides seed and plants of the iceberg lettuce cultivar designated cv. NNS-2117. The disclosure thus relates to the plants, seeds and tissue cultures of iceberg lettuce cv. NNS-2117, and to methods for producing a lettuce plant produced by crossing a plant of iceberg lettuce cv. NNS-2117 with itself or with another lettuce plant, such as a plant of another line. The disclosure further relates to seeds and plants produced by such crossing. The disclosure further relates to parts of a plant of iceberg lettuce line cv. NNS-2117, including the gametes of such plants.

The present invention discloses an engineered bacterium for producing β-elemene and its application. The recombinant bacterium provided by the present invention expresses genes for enzymes related to the IPP and DMAPP biosynthesis pathways, as well as farnesyl pyrophosphate synthase, and a mutant of the lettuce-derived germarene A synthase gene in the host Escherichia coli BL21(DE3)star. The recombinant bacterium can obtain a germarene A precursor after IPTG induction in SBMSN medium, and then generate β-elemene after high-temperature conversion. The time-to-yield reaches the highest level reported to date, providing a useful strain for the biosynthesis of β-elemene.

The present invention relates to a lettuce plant that is resistant to downy mildew, more specifically to a lettuce plant that comprises a resistance gene that confers broad spectrum resistance to oomycetes in lettuce, more specifically B. lactucae. Furthermore, the present invention relates to a resistance gene and a method for obtaining a lettuce plant that is resistant to downy mildew, wherein the method comprises the step of introducing said resistance gene into a lettuce plant.

The present invention relates to a lettuce plant, with a modified LsKO2 and / or Ls20ox1-B gene, wherein the homozygous presence of said genes leads to a shade tolerant phenotype, the wild-type LsKO2 gene and the wild-type Ls20ox1-B gene can have a coding sequence having at least 70% sequence identity to SEQ ID NO.: 9 and SEQ ID NO.: 11, respectively. The modification involves replacement and / or deletion and / or insertion of nucleotides resulting in an absence of functional KO2 and / or GA20ox1-B protein or the modification results in the absence of the wild-type LsKO2 and / or Ls20ox1-B gene. The homozygous presence of one or both of the modified LsKO2 and Ls20ox1-B genes or the homozygous absence of one or both of the wild-type LsKO2 and / or Ls20ox1-B genes in the plant confers shade tolerance as compared to a plant with the wild-type LsKO2 and Ls20ox1-B gene and not showing shade tolerance.

The present invention relates to a Lactuca sativa seed designated 79-ML3927 RZ. The present invention also relates to a Lactuca sativa plant produced by growing the 79-ML3927 RZ seed. The invention further relates to methods for producing the lettuce cultivar, represented by lettuce variety 79-ML3927 RZ.

The invention belongs to the field of plant genetic engineering, and provides a protein amino acid sequence coded by a leaf lettuce bolting time related gene LsGLK, a CDS sequence / DNA full-length sequence of the leaf lettuce bolting time related gene LsGLK and application of the leaf lettuce bolting time related gene LsGLK. According to the invention, related genes for controlling bolting and flowering of leaf lettuce (lettuce) are excavated and studied, the internal mechanism and regulation and control network of bolting and flowering of leaf lettuce are explored, a theoretical basis is provided for cultivating bolting-resistant varieties, and the development of premature bolting-resistant lettuce varieties is facilitated.

Genes and uses thereof for improving lettuce yield are provided. [Solution] Provided is the lettuce LsIQD16 gene, characterized in that its CDS sequence is represented by a specific nucleotide sequence. The LsIQD16 gene can be obtained by extracting it from a wild-type lettuce plant and amplifying it. Also provided is the use of the lettuce LsIQD16 gene, characterized in that overexpression of the lettuce LsIQD16 gene improves lettuce leaf area and biomass.

To provide an extract for imparting the desired 2-acetyl-1-pyrroline aroma to food, a composition containing such an extract, and a method for producing the extract.SOLUTION: The present invention relates to an extract from lettuce (Lactuca sativa), in particular of stalk lettuce (Lactuca sativa var. angustana), comprising 2-acetyl-1-pyrroline and, optionally, precursors of 2-acetyl-1-pyrroline which has been heat-treated, as well as flavoring compositions comprising such an extract and a method for the preparation of such an extract. The invention further concerns the use of such an extract as a taste or flavor ingredient in a consumer product and a method of enhancing, improving, modifying the taste or flavor of a consumer product by making use of such an extract.SELECTED DRAWING: None

A fermented natural substance having nitric oxide metabolites fixated and stabilized therein is produced by a process including adding a fermentative strain to nitrogen-containing natural substance and carrying out fermentation by a batch fermentation process. The nitrogen-containing natural substance is at least one selected from the group consisting of lettuce, Sedum sarmentosum, spinach, blueberry, dandelion, pomegranate, cabbage, garlic, Morinda citrifolia, onion, soybean, bean sprout, mulberry leaf, Momordica charantia, Rubus coreanus, Houttuynia cortada, aronia, Humulus japonicus, Coptis chinensis, hijiki, hooker chive, mushrooms, calamus, wild spinach (Seomcho), Chinese cabbage, kelp, apple, mugwort, orange, salmon testis, abalone shell, shellfish shell, cricket, silkworm, Rehmannia glutinosa, and Shipjeondaebo-tang. to Bacillus sp., Bifidobacterium sp., Enterococcus sp., or Lactobacillus sp.

To provide methods of improving heat stress tolerance in plants.SOLUTION: A method for improving heat stress tolerance in plants, comprising applying an effective amount of 1-amino-1-cyclopropanecarboxylic acid (ACC) to the plant, wherein the plant is selected from the group consisting of wheat, corn, soybean, cotton, tomato, Brassica napus, bean, lettuce, turf grass, and ornamental plants.SELECTED DRAWING: None

The present invention relates to a Lactuca sativa seed designated 45-IC3284 RZ. The present invention also relates to a Lactuca sativa plant produced by growing the 45-IC3284 RZ seed. The invention further relates to methods for producing the lettuce cultivar, represented by lettuce variety 45-IC3284 RZ.

The invention relates to the technical field of biology, in particular to application of abscisic acid in increasing the yield of lettuce latex. The abscisic acid is adopted as an active component and acts on lettuce plants, the yield of lettuce latex and rubber hydrocarbon can be remarkably increased, and meanwhile the content of cane sugar, acetyl coenzyme A, isopentenyl pyrophosphate and rubber hydrocarbon in lettuce is further increased or remarkably increased. By adopting the abscisic acid, the yield of the rubber hydrocarbon in the dry latex can be increased, and meanwhile, the content of the rubber hydrocarbon in the dry latex per unit weight can be increased, which indicates that the high-quality latex with excellent quality and high yield can be produced after the abscisic acid treatment, and higher economic value is achieved. The abscisic acid is simple in use method and small in dosage, the function of remarkably improving the yield of lettuce latex, cane sugar, acetyl coenzyme A, isopentenyl pyrophosphate and rubber hydrocarbon can be achieved by adopting the abscisic acid with low concentration, and the abscisic acid is low in cost, good in effect, free of new toxic and side effects on the environment and suitable for application and popularization.