17results about How to "High in polysaccharides" patented technology

The invention discloses paenibacillus kribbensis exopolysaccharide and application thereof in prevention and control of iridovirus diseases of micropterus salmoides. The invention provides a paenibacillus kribbensis exopolysaccharide. The paenibacillus kribbensis exopolysaccharide is prepared from a fermentation product of a paenibacillus kribbensis space mutation delta PS04-17 strain. As a fish feed additive, the paenibacillus kribbensis exopolysaccharide has better in-vivo safety, has a promoting effect on the growth of the largemouth bass, and can promote the growth and weight gain of the largemouth bass and reduce the feed coefficient of the largemouth bass. Meanwhile, as a drug for resisting LMBV virus infection, the compound can inhibit expression of viruses in target tissues, alleviate virus-induced fish body target tissue structure damage and reduce the death rate caused by virus infection. Besides, the paenibacillus kribbensis exopolysaccharide serving as a disease-resistant immunopotentiator can maintain intestinal health of the micropterus salmoides, is simple to prepare, low in cost and easy to obtain in quantity, and provides more products and methods for prevention and control of the iridovirus disease of the micropterus salmoides.

The invention discloses a gene DobHLH14 for regulating and controlling DoSUS2 expression under drought stress to increase the content of dendrobium officinale polysaccharides and application of the gene DobHLH14, and belongs to the technical field of plant genetic engineering breeding, the nucleotide sequence of the gene DobHLH14 is shown as SEQ ID No: 4, and the coded amino acid sequence is shown as SEQ ID No: 5. The DobHLH14 is applied to the improvement of the polysaccharide content of the plant or the breeding of the drought-tolerant transgenic plant. The homologous and heterologous overexpression results of the dendrobium officinale show that the polysaccharide content and drought resistance of the transgenic plant are obviously improved by regulating the expression of the DoSUS2 gene through the DobHLH14 transcription factor of the dendrobium officinale under drought stress, and the method is an excellent method for breeding perennial herbaceous plants with high polysaccharide and drought resistance.

The invention provides a phellinus igniarius strain rich in polysaccharide and total flavone as well as a cultivation method and application thereof, relates to the technical field of biology, and aims to solve the problems that a phellinus igniarius variety with high yield and high polysaccharide and total flavone content is lacked in the prior art, and an existing cultivation method is difficult to meet the effects of high yield and income increase. The phellinus igniarius strain disclosed by the invention is phellinus igniarius, is named as Harmulberry No.1, and is preserved in China General Microbiological Culture Collection Center on October 31, 2024, the preservation address is Institute of Microbiology, Chinese Academy of Sciences, No.3, Beichen West Road, Chaoyang District, Beijing, and the preservation number is CGMCC No.41588. In the cultivation process of the phellinus igniarius sporocarp, a cultivar culture medium is prepared from, by mass, 78% of oak sawdust, 15% of trametes robiniophila cultivation waste, 5% of corn flour, 1% of gypsum powder and 1% of cane sugar. The phellinus igniarius variety disclosed by the invention has potential development and application values and can be used for preparing health-care foods or medicines.

The present invention provides a biostimulant composition for increasing the folate content of crops, including an aqueous solution of synthetic folic acid and L-potassium glutamate, wherein the molar concentration ratio of the synthetic folic acid to L-potassium glutamate is 1:3-5, and the solvent is an aqueous solution of potassium carbonate. The present invention also provides a preparation and use method of the biostimulant composition. Synthetic folic acid is used as the main body of plant biostimulants, and L-glutamic acid, one of the synthetic precursors of natural folic acid, is added to stimulate the main body of crops such as fruits and vegetables to increase the synthesis and storage of natural folic acid, thereby increasing the content of folic acid in crops and improving the quality of crops.

The invention belongs to the technical field of food processing, and particularly relates to a dendrobium officinale mixture and a preparation method thereof, the mixture comprises the following raw materials: dendrobium officinale, a drying aid and plant polyphenol; the drying aid comprises cellulose ether. The dendrobium officinale mixture provided by the invention can be quickly dissolved, has no caking, and is good in dispersity and solubility, various nutrient substances of dendrobium officinale are well reserved, the powder yield is high, the polysaccharide content is high, and a blended beverage is light green in color and mellow and smooth in taste.

The invention discloses a preparation method and device of instant polygonatum sibiricum. The preparation method comprises the following steps: step 1, determination of a preparation method: preparing the instant polygonatum sibiricum by adopting a catalyst and a collected solution, and confirming raw materials of the catalyst; step 2, product putting: putting the product into a preparation device; according to the method, soybean and purple sweet potato powder are combined in any proportion to serve as a catalyst, meanwhile, collected liquid is poured on a cooking layer, the method has the advantages that the technological process is simple and convenient, equipment investment is small, operation is stable and easy to control, and the prepared instant rhizoma polygonati product is high in polysaccharide content and stable in quality; soybean, purple sweet potato powder and the like are used as auxiliary materials, rhizoma polygonati is catalyzed in the steaming process, removal of calcium oxalate needle crystals with the tongue numbness feeling in rhizoma polygonati mucus cells is accelerated, irritation is eliminated, throat irritation is avoided, and compared with a traditional mode, the finally prepared product has the advantages of saving time and energy consumption.

The invention discloses a preparation method and application of composite freeze-dried powder based on inonotus obliquus, and relates to the technical field of biological product preparation. The invention aims to solve the problems that the extraction efficiency and the extraction rate of effective components in inonotus obliquus are low, the stability and the activity of the effective components are difficult to maintain, and the provision condition is harsh due to low solubility of schisandra chinensis. According to the inonotus obliquus composite freeze-dried powder prepared by compounding the fructus schisandrae chinensis extract and the amomum tsao-ko alcohol extract by adopting the process disclosed by the invention, the content of crude polysaccharide is increased by 27.67%, the content of inonotus obliquus polysaccharide is increased by 23.2%, the content of beta-glucan is increased by 14.28%, the content of triterpenoids is increased by 26.2%, the content of schizandrin is increased by 40%, and the content of fructus schizandrin is increased by 20%. The compound has the potential of being used for preparing drugs with high curative effects, such as tumor resistance, blood sugar reduction, blood pressure reduction, virus resistance and aging resistance. The invention can obtain the preparation method and the application of the inonotus obliquus-based composite freeze-dried powder.

The invention belongs to the technical field of rhizosphere microorganisms, and particularly relates to bacillus subtilis capable of producing siderophore and application of the bacillus subtilis. The preservation number of the bacillus subtilis M13 is CGMCC (China General Microbiological Culture Collection Center) No.26455, and the bacillus subtilis M13 is preserved on January 12, 2023. In the application, the bacillus subtilis strain with high siderophore yield is obtained by screening and separating from Chinese yam. Taking the cultivation of the hylocereus undatus as an example, after the fermentation liquor of the strain is directly irrigated to rhizosphere soil of the hylocereus undatus, the preliminary experiment and related detection results show that the polysaccharide content of the hylocereus undatus is obviously increased. The result proves that the bacillus subtilis strain with high siderophore yield, provided by the invention, has a relatively good application prospect in agricultural cultivation, and has relatively good practical value and popularization and application significance due to a relatively simple and convenient application mode.

The invention provides a method for increasing the polysaccharide content of polygonatum sibiricum, and belongs to the technical field of plant cultivation. The method comprises the following steps: in April to June of the first year, the second year and the third year after polygonatum sibiricum planting, applying a selenium fertilizer to polygonatum sibiricum leaves for 1-2 times in a foliage spraying manner; selenium fertilizer is applied to polygonatum sibiricum planting soil in a root application mode 1-2 times in September to October of the third year of polygonatum sibiricum planting, and the polygonatum sibiricum can be harvested after fruits are mature and stalks lodging in the current year. The invention not only provides a new human body selenium supplement way, but also improves the quality of the rhizoma polygonati, and is beneficial to enhancing the efficacy of the rhizoma polygonati.

The invention discloses a plant lactobacillus derived from sour dough and an application thereof, belonging to the technical field of microorganisms. The invention screens a plant lactobacillus L23104 from sour dough, which is deposited in the China General Microbiology Center with a deposit number of CGMCC No. 29668. The strain has the ability to efficiently produce extracellular polysaccharides, and the extracellular polysaccharides have the effect of inhibiting free radical activity, which can enhance the quality of fermented food and improve the safety of fermented food, and has broad application prospects.

This invention belongs to the field of plant tissue culture technology, specifically disclosing a method for producing Polygonatum polysaccharides using Polygonatum yunnanense tissue culture, comprising the following steps: explant disinfection, callus induction, callus proliferation and induction culture: selecting vigorous callus tissue, transferring it to a culture medium: White medium + 2,4-D 1.5 mg / L + VC 20 mg / L + sucrose 40 g / L + 30 mg / L inducer + agar 6 g / L, pH 5.8, after culture, collecting the callus, drying it, and then extracting Polygonatum yunnanense polysaccharides; the inducer is Polygonatum yunnanense endophytic basidiomycetes (… Talaromyces sp. The fermentation broth extract of HJF23; the HJF23 preservation number is CCTCC NO: M2021344. This invention not only realizes the efficient biosynthesis of Polygonatum yunnanense polysaccharide, but also significantly enhances its functional activity.

The present application relates to the technical field of traditional Chinese medicine processing, and particularly relates to a processing method for regulating the quality of Yunnan rhizoma polygonati by stress, which uses fresh Yunnan rhizoma polygonati as raw material, and adopts a programmed temperature control method to perform stress, washes, processes, slices and dries the stressed Yunnan rhizoma polygonati to obtain a finished product; the stress is heat stress or cold stress. Compared with the prior art, the present application gradually changes the stress of the collected fresh Yunnan rhizoma polygonati, avoids the damage to the physiological structure of the plant caused by the rapid change or large amplitude of the temperature, and thus affects the ability and efficiency of the plant to secrete secondary metabolites. The present application significantly increases the polysaccharide content of Yunnan rhizoma polygonati from the source production site processing link, improves the activity of sucrose synthase, and improves the quality of Yunnan rhizoma polygonati. The present application is simple and easy to operate, and provides a new idea for the new production site processing method of medicinal Yunnan rhizoma polygonati.

The invention provides a technology for preparing baked food by recovering food raw materials from fruit and vegetable agricultural industrial by-products. Agricultural waste resources such as figs, blueberries, tomatoes, mulberries are utilized by restoring functional food ingredients that can be used in food design, in particular in this case, to bake food. The chemical composition of biomass residues has been studied to determine substances that may be extracted and included in the formulation. Fat and flour are replaced by residues of blueberries and mulberries with high oxidation resistance. In addition, the product is functionalized by adding cellulose prepared by encapsulating the extract. The result of the work develops a new research possibility for biomass stability by expanding the application of the method in food engineering, which can be considered to be a step forward for sustainable grain production.

The invention provides a plant natural fiber gel candy which is prepared from the following raw materials in parts by weight: 1.0-5 parts of natural fiber powder, 15-80 parts of a sweet raw material, 0.001-0.05 part of an acidity regulator, an appropriate amount of essence and an appropriate amount of natural fruit and vegetable juice. The natural fiber powder prepared by the invention not only contains rich dietary fibers, but also contains polysaccharide components, and when the natural fiber powder is used for preparing candies, not only can the intestinal health be promoted and the constipation be reduced, but also the intestinal micro-ecological environment can be further improved, the blood sugar can be controlled, and the organism immunity can be enhanced. The insoluble fiber not only endows the candy with unique taste and texture, but also can bring satiety, is helpful for reducing intake of high-calorie food, assists in losing weight, and improves human health. Besides, by optimizing the preparation method of the natural fiber powder and the candies, the stability and the texture of the candies can be improved, so that the shelf life of the candies is prolonged.

The invention provides Kluyveromyces marxianus INM3115 as well as preparation and application thereof, the Kluyveromyces marxianus INM3115 is preserved in the Guangdong Microbial Culture Collection Center on August 21, 2024, the preservation number is GDMCC NO: 65038, and the preservation address is the 5th floor, No. 59 building, No. 100 Courtyard, Xianlie Middle Road, Guangzhou City, Guangdong Province. The method has the advantages that the polysaccharide content of the bread is increased, so that the nutritional ingredients of the baked product are more comprehensive; the baking product has the capability of generating a flavor substance trans-2-hexenol, so that the baking product is richer in flavor during the storage period; the method has the characteristics of improving the fragrance and taste of the product.

The invention belongs to the technical field of food processing, and particularly discloses solid-state fermentation freeze-dried gastrodia elata, a preparation method and application, the freeze-dried gastrodia elata is obtained by freeze-drying fresh gastrodia elata, adding coix seed pulp, inoculating bacillus subtilis and monascus for fermentation, and freeze-drying again. The fresh gastrodia elata is freeze-dried to remove part of moisture, and is gradually rehydrated in the fermentation process, so that solid-liquid substance exchange is accelerated, and the fermentation efficiency is improved; bacillus subtilis and monascus are inoculated for synergistic fermentation, the two bacteria are fermented and metabolized to generate protease, amylase, cellulase and other enzymes, cellulose, lignin and other substances in gastrodia elata cell walls are degraded, and active ingredients in gastrodia elata are increased; on the other hand, bitter amino acids in the gastrodia elata are subjected to decarboxylation, deamination and other reactions in the fermentation process to generate alcohol compounds and the like, other ester and phenolic compounds are generated through fermentation, the content of aldehyde compounds is obviously reduced, the bitter taste and peculiar smell of the gastrodia elata are reduced, and then the loss of active ingredients is reduced through freeze drying.

The embodiment of the invention discloses a selaginella tamariscina fermentation extracting solution, a preparation method, application and a skin external preparation. The preparation method of the selaginella tamariscina fermentation extracting solution can improve the content of polysaccharide in a selaginella tamariscina extract, and the preparation method comprises the following steps: inoculating a fermentation substrate with a fermentation strain, and performing fermentation treatment to obtain a selaginella tamariscina fermentation solution; wherein the fermentation substrate comprises selaginella tamariscina and water; the fermentation strain comprises first saccharomyces cerevisiae; the first saccharomyces cerevisiae is saccharomyces cerevisiae with the preservation number of CGMCC (China General Microbiological Culture Collection Center) No.28462, and is preserved in the China General Microbiological Culture Collection Center; and sterilizing and filtering the selaginella tamariscina fermentation liquor to obtain the selaginella tamariscina fermentation extract.