40 results about "Vitamin synthesis" patented technology

The invention relates to a tablet candy containing prebiotics and a preparation method thereof. The tablet is prepared from the following components in parts by weight: 1-40 parts of isomaltooligosacharide, 1-20 parts of fructo-oligosaccharide, 1-30 parts of xylooligosaccharide, 5-30 parts of microcrystalline cellulose, 1-15 parts of citric acid, 5-30 parts of xylitol, 5-30 parts of skim milk powder and 0.1-3 parts of magnesium stearate. The tablet candy containing prebiotics is obtained through the steps of crushing all of the raw materials, respectively, filtering through an 80-mesh sieve, mixing evenly, forming a soft material, pelleting, drying, shaping and tableting. The tablet candy containing prebiotics provided by the invention is capable of promoting the multiplication of probiotics in the intestinal tract of the human body and then improving the intestinal environment of the human body, promoting intestinal tract movement, preventing constipation, reducing the multiplication of harmful bacteria, improving the immunity of the human body, promoting the synthesis of group B vitamins and also promoting the absorption of trace elements such as Ca, Fe and Zn.

The invention provides a vitamin D synthetic antigen and a preparation method thereof. The vitamin D synthetic antigen is a conjugate of vitamin D and a protein carrier. The vitamin D is 25-hydroxy vitamin D3 or 1,25-dihydroxy vitamin D3; and the protein carrier is one or more selected from bovine serum albumin, ovalbumin, hemocyanin and human serum albumin. The invention also provides application of the vitamin D synthetic antigen to vitamin D immunological detection. The invention further provides a vitamin D detection kit, which integrates the advantages of existing clinical vitamin D detection methods; and the kit can be applied to all enzyme mark instruments, chemiluminescence instruments and time-resolved analyzers, and has greatly shortened detection time, and sensitivity, accuracy and precision met the detection requirements. The immunosorbent assay kit with strong versatility provided by the invention can realize batch and rapid detection on vitamin D in serum (or plasma).

The invention discloses a coarse food grain health care moon cake with added oligosaccharide and a production method, belonging to food technical filed. The coarse food grain health care moon cake is made from cladding and filling and is characterized in that the cladding comprises tartary buckwheat flour, oat meal, cornmeal, flour, oligosaccharide, edible corn oil, dietary alkali and water, and the filling comprises medlar, denucleated red dates and fruit with five mixed nuts. As the moon cake is made from the above raw materials, oligosaccharide can effectively improve micro-ecological environment in the human body, inhibit corrupt matters in intestines, change stool characteristics, prevent and cure astriction, increase vitamin synthesis and improve the immune function of human body. Raw materials such as tartary buckwheat, oat, corn, medlar, red dates, fruit with five mixed nuts and the like contain various vitamins necessary to human bodies, various mineral substances, natural amino acid, coarse fibres and abundant carotene and protein, thus the coarse food grain health care moon cake is suitable for the old, children, patients and pregnant women and is beneficial to human health; in addition, the coarse food grain health care moon cake has convenient sorting and easy production.

The invention relates to a peanut vitamin E synthesis key gene and an application thereof. Through the peanut transcriptome data analysis result, a primer is designed; by using an improved RACE technology, a cDNA sequence of the peanut HPPD is cloned and separated; an over-expression vector p35S:: AhHPPD is constructed, a model plant tobacco is converted, the content of alpha-totaxin in transgenic tobacco and wild type tobacco is analyzed through RP-HPLC, and the result shows that the content of the alpha-totaxin in the transgenic tobacco is improved by 2-3 times; the result indicates that the AhHPPD cloned in the peanut is capable of encoding the p-hydroxyphenyl pyruvate dioxygenase with function and the activity of the AhHPPD is capable of improving the synthesis of the totaxin such as alpha-totaxin. According to the peanut vitamin E synthesis key gene, convenience is brought for improving of the content of the peanut vitamin E and prolonging of the storage period and shelf life of the grease, and important significance is provided.

The invention relates to the field of molecular biology and the field of genetic engineering, in particular to a zea mays ZmbHLH55 transcription factor pertinent to zea mays vitamin C synthesis and anapplication of the zea mays ZmbHLH55 transcription factor. The zea mays ZmbHLH55 transcription factor is combined with a promoter of zea mays GDP-mannose-3',5'-isomerase ZmGMEI, so that the expression of a gene is started. In zea mays, the expression of the ZmbHLH55 transcription factor is adjusted downwards, ZmGMEI gene expression is declined, the content of vitamin C is declined, and the sensibility of the zea mays to salt stress is increased; and in arabidopsis thaliana, ZmbHLH55 is subjected to overexpression, the content of the vitamin C is raised, and the resistance of the arabidopsis thaliana to the salt stress is increased. The invention discloses a molecular mechanism for adjusting and controlling vitamin C synthesis, and a genetic resource is provided for increasing the contentof the vitamin C in plants (particularly crops) and improving the salt stress resistance of the plants.

The invention relates to a sweetend roll containing prebiotics. The sweetend roll uses haws and red jujubes as main raw materials, and isomaltooligosacharide, fructo-oligosaccharide and galactooligosaccharide are added. A preparation technology of the sweetend roll comprises the following steps: removing kernels of the haws and the red jujubes, jointly boiling pulp of the haws and the red jujubes, softening the boiled pulp, mashing the softened pulp, filtering the mashed pulp, homogenizing the filtered pulp, adding the isomaltooligosacharide, the fructo-oligosaccharide, the galactooligosaccharide, cane sugar and citric acid so as to obtain a mixture, pouring the mixture into a pot, decocting the mixture until the content of soluble solids is about 20%, spreading the decocted mixture on a board, drying the decocted mixture spread on the board so as to obtain sweetend rolls, trimming the sweetend rolls, and packaging the trimmed sweetend rolls so as to obtain finished products. The sweetend roll is sour and sweet in mouth feel, is moderate in soft and hard degree, has the efficacies of improving intestinal tract environment of a human body, reducing the propagation of harmful bacteria, promoting the synthesis of B-group vitamins and promoting the absorption of trace elements of Ca, Fe, Zn and the like, and can effectively improve the immunity of the human body.

The invention discloses a composite vitamin brown sugar composition and application thereof. The composition is prepared by mixing the following raw materials in percentage by weight: 1%-10% of composite vitamin and 90%-99% of brown sugar, wherein the composite vitamin is natural vitamin, synthetic vitamin or a mixture of the natural vitamin and the synthetic vitamin. The composition is prepared by scientifically mixing the composite vitamin with the brown sugar according to the respective functional characteristics; the brown sugar contains a small quantity of vitamin A, vitamin B1, nicotinic acid and the like only; the vitamin is added into the brown sugar, so that the deficiency of the vitamin in the brown sugar is supplemented; the vitamin and the brown sugar supplement each other; the composition has a very good nutritional and health-care effect on vitamin deficiency of pregnant women, lying-in women, menstruating women and the like during special physiological period as well as valetudinarians.

The present invention relates to a high protein sow feed, which is characterized by comprising 15-25% of corn cob, 10-15% of wheat bran, 10-13% of soybean meal, 5-12% of fish powder, 10-18% of premix, 1-2% of calcium hydrogen phosphate, 1-2% of edible salt, 1-2% of bone powder, 1-2% of a probiotic preparation, and the balance of green fodder. According to the high protein sow feed of the present invention, the corn cob and the wheat bran are added while the probiotic preparation is added so as to increase the pig intestinal tract flora, increase the pig vitamin synthesis in vivo, maintain the smooth intestinal tract, easily expel toxins and improve the pork quality; and with the high protein content, the health growth of the pig is easily achieved, and the protein content of the pork is high.

The invention discloses a puffed feed for cold water fishes. The puffed feed for the cold water fishes is characterized by being composed of the following raw materials in parts by weight: 30-50 parts of fishmeal, 5-15 parts of bean meal, 10-15 parts of corn protein powder, 4-9 parts of spirulina powder, 6-10 parts of fish oil, 2-6 parts of beer yeast, 0.05-0.12 part of phosphate, 15-25 parts of flour, 0.8-1.1 parts of minerals, 0.9-1.5 parts of calcium dihydrogen phosphate, 0.08-0.11 part of trimethylamine oxide, 15-20 parts of oligosaccharides and 0.2-0.4 part of probiotics. The puffed feed for the cold water fishes is rational in proportion, as well as comprehensive and balanced in nutrition. By adding the oligosaccharides into the puffed feed, the prepared puffed feed has the effects of regulating gastrointestinal functions, increasing vitamin synthesis and enhancing immunity. The added probiotics are beneficial for improving the micro-flora in the intestinal tracts of the cold water fishes so as to promote digestion and absorption of the cold water fishes to the puffed feed, and thereby improve the immunity of the cold water fishes as well as effectively reduce the mortality rates.

The invention discloses an attapulgite air filter screen having an adsorption function. The attapulgite air filter screen comprises a frame and a filter screen body, wherein the filter screen body is installed on the inner side of the frame and includes dust filter screens and a harmful gas filter screen, the dust filter screens are arranged on two surfaces of the harmful gas filter screen respectively, and the harmful gas filter screen is a honeycomb attapulgite filter screen mainly made from attapulgite and used for adsorbing formaldehyde and other harmful gases. The dust filter screens comprise combinations of one or two of non-woven fabrics and PTFE air filtration films. Anion powder is distributed on the dust filter screens and produce anions, the anions are used for promoting vitamin synthesis and storage in a human body and strengthening and activation of a self regulation function of the human body. The arranged dust filter screens are used for filtering out most of dust and particulate matter. The arranged harmful gas filter screen facilitates adsorption and filtration of the formaldehyde and other harmful gases, further the air quality of inlet air of an air conditioner is improved, and accordingly the indoor air quality is indirectly improved.

The invention relates to the field of cosmetics, in particular to a micropeptide freeze-dried flocculation. The micropeptide freeze-dried flocculation is prepared after pouring essence containing a micropeptide component into a glass bottle and executing freeze-drying, wherein the essence is prepared from, by weight, the following raw materials: 5-35 parts of a micropeptide mixture and 70-110 parts of sterile deionized water; the micropeptide mixture is the mixture obtained by synthesizing an oligopeptide-1, an oligopeptide-2, an oligopeptide-3, a hexapeptide-11, glutamine and vitamins. The raw materials are easily denatured or decomposed under the effect of water and heat, and 95-99% of moisture in a substance can be removed by vacuum freeze-drying, so that the prepared micropeptide freeze-dried flocculation has good stability, effective ingredients are easily stored for a long term, and the adopted corrosion-free system has small irritation.

The invention discloses a strawberry vitamin C synthesis related gene FaGalLDH and application. The strawberry vitamin C synthesis related gene FaGalLDH has a nucleotide sequence shown as SEQ ID NO: 1. The invention further discloses application of the strawberry vitamin C synthesis related gene FaGalLDH in increasing the content of vitamin C and application of the strawberry vitamin C synthesis related gene FaGalLDH in improving the salt tolerance of plants. After the gene is over-expressed in arabidopsis thaliana, a transgenic plant with the content of vitamin C (AsA) remarkably increased isobtained, and the salt tolerance of the transgenic plant is improved. Experiments prove that the FaGalLDH gene can synthesize vitamin C in vitro, the optimal induction condition is found through optimization, the content of vitamin C in transgenic arabidopsis thaliana leaves can be remarkably increased through over-expression, and no obvious influence is caused to normal growth of plants. Proteinand an encoding gene thereof have important theoretical and practical significance in research of a plant vitamin C synthesis mechanism and improvement and stress resistance of the content of vitaminC of plants, and the application prospect is wide.

The invention belongs to the technical field of planting of pear trees, and particularly relates to a method for raising seedlings of selenium-rich yellow pears by cutting. The method comprises the following specific steps: (1) selecting and treating cuttage strips; and (2) carrying out seedling culture management during cuttage and after cuttage. The traditional selenium-rich fruit cultivation method is broken through, selenium-rich treatment is carried out in a seedling culture stage, the absorption and conversion efficiency of pear trees to a selenium element is effectively promoted, the selenium-rich feature of fruits of the pear trees can be maintained effectively for a long time, efficient synthesis of selenium is promoted, calcium synthesis and vitamin synthesis of yellow pears are promoted, the nutritional health-care value is increased effectively, moreover, the cell viability of the pear trees can be improved effectively, the disease resistance of the pear trees is improved, the cell metabolism of the pear trees and the capturing and utilizing ability of the pear trees to light are improved, therefore, the pear trees have exuberant vitality, and the yield and the quality of the pear trees are improved effectively.

The invention discloses application of OsVTC1-1 protein in the improvement of plant vitamin C synthesis. In vitro, the OsVTC1-1 protein can catalyze mannose-1-mannose to generate GDP-mannose, and it shows that the OsVTC1-1 protein has GDP-mannose pyrophosphorylase activity, may participate in the galactose path in vivo so as to regulate and control synthesis of the Vc, and can improve the plant salt stress tolerance. The OsVTC1-1 can increase the Vc content in the mutant ctc1-1 of Arabidopsis VTC1, and therefore the salt tolerance of transgentic plants is increased. In addition, expression of the OsVTC1-1 in rice is interfered with so that synthesis of the rice Vc can be obviously restrained, and therefore the salt stress tolerance of rice is reduced. It can be seen that the OsVTC1-1 protein has an important effect on improving the plant salt stress tolerance.

The invention discloses healthcare sweet potato flour and a preparation method thereof and relates to the technical field of healthcare foods. The healthcare sweet potato flour is prepared from, by weight, 70-80 parts of sweet potatoes, 5-10 parts of hawthorn fruits, 5-10 parts of pumpkin seeds, 5-10 parts of flavoring essence, 5-10 parts of oligosaccharide, 5-10 parts of radix asparagi, 5-10 parts of Chinese mosla herbs, 3-8 parts of herbal lophatheri, 3-8 parts of white hyacinth beans and 3-8 parts of cortex magnoliae officinalis. The healthcare sweet potato flour has the effects of nourishing yin to clear away heat, moistening the lung and the kidney, promoting diuresis to reduce edema, relieving exterior syndromes to dispel coldness and resisting bacteria, can improve the fragrance and taste, promote digestion and enhance vitamin synthesis, improves the micro-ecological environment in a human body, regulates intestinal flora, enhances the immunological function of the human body and can effectively prevent and treat heatstroke, headaches, fevers, constipation and other diseases.

The invention provides a peanut vitamin C synthesis related gene Ah PMM and an application thereof. A transgenic plant of which the total vitamin C and reduction state vitamin C (AsA) content is significantly improved can be obtained after the gene is subjected to over-expression in peanuts. Proved by experiments, the vitamin C content of peanut leaves can be significantly improved by performing over-expression on the Ah PMM gene provided by the invention without causing significant influences to normal growth of the peanuts. Protein and an encoding gene thereof provided by the invention have important theoretical and practical significance in research of synthesis mechanisms of plant vitamin C, improvement for increasing the plant vitamin C content and stress resistance, and are wide in application prospect.

The invention discloses a composition for treating upper respiratory tract infection. The composition for treating upper respiratory tract infection comprises 25-35 parts of honeysuckle flowers, 20-30parts of cubilose, 20-30 parts of mint powder, 4-8 parts of fructo-oligosaccharide, 8-10 parts of folium perillae, 8-12 parts of fineleaf schizonepeta herb and 6-8 parts of radix saposhnikoviae. Thecomposition is beneficial to proliferation of bifidobacteria and other beneficial bacteria, the pH value in the intestines is lowered through organic acid generated during metabolism, synthesis of vitamins is improved, and the immune function of the human body is improved; then the medicine property of medicine can be accelerated in cooperation with folium perillae, fineleaf schizonepeta herb andradix saposhnikoviae, the medical effect is improved, the composition medicine is prepared to be in a pill shape, a patient can contain pills in the mouth for natural melting, the absorption capacityof the upper respiratory tract is improved, and accordingly the medical effect of the medicine is improved.

The invention relates to a vitamin synthesis method, in particular to a vitamin K3 synthesis method and device, and belongs to the technical field of chemical synthesis. The vitamin K3 synthesis method mainly comprises the following two steps: S1, preparing an intermediate beta-menadione; and S2, adopting co-production to synthesize menadione sodium bisulfite (MSB) and menadione nicotinamide bisulfite (MNB), namely, based on the different water solubility of MSB and MNB, firstly performing sulfonation reaction synthesis and crystallization on the intermediate beta-menadione to obtain MSB, and then performing condensation synthesis on MSB mother liquor to obtain MNB. The method comprises preparation of a key intermediate beta-menadione and synthesis of MSB (menadione sodium bisulfite) and MNB (menadione nicotinamide bisulfite), a co-production process is adopted, namely, based on the different water solubility of MSB and MNB, synthesizing and crystallizing are carried out to obtain MSB, and then MNB is synthesized by utilizing mother liquor.

The synthesis method of green vitamins is a synthesis method of natural vitamins. The invention provides a synthesis method of green vitamins. The product of the invention comprises the following raw materials by weight: 30-50g of kelp, 40-50g of sesame, 30-40g of porphyra, 30-50g of white fungus, 30-40g of sunflower seed, 30-40g of black fungus and 20-40g of endothelium corneum.

Disclosed is a method for preparing 4-methyl-5-alkoxy oxazole, which belongs to the field of chemical synthesis. The method comprises subjecting a N-formylalaninate ester to a cyclization reaction to obtain the 4-methyl-5-alkoxy oxazole. The cyclization reaction is carried out in the presence of a solid acid catalyst. The purpose of the present invention is to provide a method for preparing 4-methyl-5-alkoxy oxazole having few reaction steps, a high yield, a low waste liquid discharge amount, easy pollution control, and low production costs. The method of the present invention can be applied to laboratory preparation or industrial production for the preparation of intermediates in the synthesis of vitamin B6.

The invention relates to a 25-hydroxyvitamin D3 production strain, and a screening method and an application thereof, and belongs to the technical field of bioengineering. The preservation number of the 25-hydroxy vitamin D3 production strain is CCTCC M 2019385, and the preservation date of the 25-hydroxy vitamin D3 production strain is May 23, 2019. The strain can be applied to efficient conversion of a substrate vitamin D3 to synthesize 25-hydroxy vitamin D3. The strain screened by the method is high in vitamin D3 conversion efficiency, easy to culture and easy to industrially amplify.

The invention discloses a method for synthesizing 2, 3, 5-trimethylbenzoquinone, and relates to the technical field of vitamin E synthesis. The method comprises the following steps: dissolving 2, 3, 6-trimethylphenol in an organic solvent, adding copper chloride, ferric chloride and polyvinylpyrrolidone to form a composite catalyst, heating to a reaction temperature, and dropwise adding a hydrogen peroxide aqueous solution to carry out an oxidation reaction so as to synthesize 2, 3, 5-trimethylbenzoquinone. The polyvinylpyrrolidone is added into a reaction system, has relatively strong complexing ability, and can be used for complexing metal ions, playing a role in promoting catalysis and improving the reaction effect, so that the conversion rate of 2, 3, 6-trimethylphenol reaches 100%, and the problem that 2, 3, 6-trimethylphenol which is not completely reacted is removed from a reaction product 2, 3, 5-trimethylbenzoquinone is avoided; meanwhile, polyvinylpyrrolidone can be complexed with hydrogen peroxide, the effect of stabilizing the hydrogen peroxide is achieved, the hydrogen peroxide is prevented from being decomposed too fast under heating, and therefore the consumption of the hydrogen peroxide is reduced. The process is simple and safe to operate and low in cost.

The invention relates to a seedling culture method for selenium-rich camellias, and belongs to the field of agricultural planting. The seedling culture method for selenium-rich camellias includes thefollowing steps that 1, a nursery land is selected; 2, land preparation and bedding are performed; 3, cutting shoots are sheared; 4, the cutting shoots are treated; 5, seedling culture by cutting is performed. In the method, selenium-rich treatment is performed at the stage of the seedling culture, in this way, the selenium absorption and conversion efficiency of the camellias is effectively promoted, the selenium-rich characteristic of fruits of the camellias is kept effectively for a long time, efficient synthesis of the selenium is promoted, calcium synthesis and vitamin synthesis in the fruits of the camellias also can be promoted, and the nutritive and health-care value of the camellias is effectively increased.

The increased use of sunscreens, while limiting damage to the DNA, may promote cancer growth by preventing vitamin D synthesis in the skin. According to the present invention, the beneficial effects of UV radiation are obtained by incorporating vitamin D into the topical composition such as topical sunscreen or topical after-sun composition (lotion or cream). Application of the sunscreen prevents the harmful effects of UV radiation and the included vitamin D is activated by the skin to calcitriol for cancer prevention. Application of the after-sun composition prevents the harmful effects of UV radiation because the included vitamin D is activated by the skin to calcitriol for cancer prevention. Because calcitriol also promotes cellular growth and differentiation, the topical composition with vitamin D may be of benefit for photo aging.