11 results about "Zinc absorption" patented technology

The invention belongs to the technical field of bioactive peptides, and discloses a white snakehead oligopeptide as well as a preparation method and application thereof. The white snakehead oligopeptide is selected from one of oligopeptides with amino acid sequences as shown in SEQ ID NO.1-8. The invention further discloses a preparation method of the white snakehead oligopeptide. The polypeptide provided by the invention has a relatively high ferrous / zinc absorption rate to a human body, has a certain function of treating iron-deficiency anemia and zinc deficiency, and has a good application prospect in mineral (iron / zinc) supplements, functional foods and health-care products.

Methods and compositions use a galactooligosaccharide (GOS) for increasing absorption of zinc, such as zinc naturally present in ingredients of the composition and / or present in a food product, a meal or a diet, wherein the food product, meal or diet is combined with the composition and / or consumed separately from the composition. Some embodiments are directed to a milk-based composition comprising zinc intrinsically present in the milk, further comprising milk protein, and further comprising a mixture of lactose, glucose, galactose and the galactooligosaccharide (GOS). In some embodiments, the milk-based composition does not contain exogeneous zinc, such that the only zinc in the composition is the zinc intrinsically present in the milk.

The application discloses endophytic streptomyces RA12 separated from a root of a beautiful Indocalamus, and an application thereof, and belongs to the technical field of microorganisms and heavy metal contaminated soil remediation, wherein the endophytic streptomyces RA12 is named as Streptomyces shaanxiensis RA12, is preserved in the China General Microbiological Culture Collection Center, and has a preservation number of CGMCC No. 38455; the endophytic streptomyces RA12 disclosed by the application has the abilities of high IAA production, phosphorus dissolution and lead enrichment, and has different degrees of promoting effects on the growth of Indocalamus, stress resistance, and lead and zinc absorption and transport under the stress environment of heavy metals lead and zinc; the endophytic streptomyces RA12 can be applied to production, and has important significance for remediation of heavy metal contaminated soil and protection of an ecological environment.

The invention relates to the technical field of medicinal breeding of special insects, in particular to a method for improving zinc absorption and anti-inflammatory components of maggots, which comprises the following steps: preparing bullfrog-poria cocos-herba epimedii fermented feed; on the basis of the fermented feed, three-generation continuous directional feeding and screening are carried out on maggots, low zinc stress is applied to the first generation, individuals with optimized zinc transport related capacity are screened, LPS inflammation stress is applied to the second generation, and individuals with optimized anti-inflammation related capacity are screened. Applying drying stress to the third generation, and screening the individuals with the zinc content and the anti-inflammatory peptide expression quantity reaching the standard; through the three generations of screening, a maggot population with stable zinc content and stable anti-inflammatory peptide expression quantity is obtained. Through a specific fermented feed formula and a multi-generation directional breeding technology, the zinc enrichment capacity and anti-inflammatory efficiency of maggots are effectively improved, and the maggots become biological resources suitable for the fields of nutritional supplement and medical treatment.

The application discloses a casein peptide-zinc chelate TEDELQDKIHP-Zn for promoting zinc absorption, and an amino acid sequence of a polypeptide part of the casein peptide-zinc chelate is Thr-Glu-Asp-Glu-Leu-Gln-Asp-Lys-Ile-His-Pro; and a polypeptide and zinc chelate have a chelate ratio of 1:0.7. The casein peptide-zinc chelate TEDELQDKIHP-Zn has high gastrointestinal digestion stability, good absorption performance, and an effect of promoting zinc absorption is obviously better than that of traditional zinc supplements, such as zinc sulfate and zinc gluconate. The casein peptide-zinc chelate has very important significance for developing food, health products and medicines with a zinc supplement function.

The invention discloses a foliar zinc fertilizer for increasing the zinc concentration of wheat grains in a shajiang black soil area and a spraying method, and belongs to the technical field of foliar fertilizer.The foliar zinc fertilizer is prepared from organic chelated zinc, PEG-modified nano-zinc oxide, biostimulant, a penetration enhancer, an anti-transpiration agent, a pH value buffering agent, an anti-drifting agent and water; the foliar zinc fertilizer adopts an organic-inorganic composite zinc form design, the foliar absorption rate is high, the problem of high fixation rate of soil zinc application is solved, and the defect of low absorption efficiency of a single zinc form is overcome; the anti-transpiration agent can reduce the influence of pore closing on zinc absorption, the penetration enhancer can improve the absorption efficiency of foliar zinc under high-temperature and low-humidity conditions, and the biostimulant promotes the zinc to be transferred from leaves to grains; by adjusting the spraying mode and controlling the distance between the spraying mode and the wheat canopy, the atomization parameters and the walking speed of atomization spraying, the fog drop deposition rate of the leaf zinc fertilizer is increased, and compared with a conventional spraying mode, the amount of the leaf zinc fertilizer can be saved.

The invention relates to the technical field of probiotics, in particular to a plant lactobacillus Zn100 strain and application thereof. The lactobacillus plantarum Zn100 provided by the invention is preserved in the China General Microbiological Culture Collection Center (CGMCC), and the preservation number of the lactobacillus plantarum Zn100 is CGMCC No.33791. The lactobacillus plantarum Zn100 is named as Zn100. The lactobacillus plantarum Zn100 has the advantages that the lactobacillus plantarum Zn100 is named as Zn100, and the lactobacillus plantarum Zn100 is named as Zn100; the strain has the effects of promoting zinc absorption and transportation and improving zinc metabolism, has better fermentation performance, and can generate short-chain fatty acid so as to increase the content of the short-chain fatty acid; the condition that the zinc level of zinc-deficient animals is low can be improved, visceral organ development of the animals is promoted, the antioxidant level of the animals is improved, intestinal injuries caused by zinc deficiency are repaired, the immune level of the animals is improved, and good application prospects are achieved in development of products such as probiotic preparations.

The invention relates to the technical field of feed additives for laying hens, in particular to a functional feed additive for selenium-rich and zinc-rich hyline brown laying hens and a preparation method of the functional feed additive. The feed additive is prepared from the following raw materials: selenium yeast, zinc methionine, borneol, quince extract, rhizoma cibotii extract, cistanche deserticola extract, angelica sinensis extract, valeriana jatamansi jones-fennel acorus calamus fermentation extract, radix fici simplicissimae oligosaccharide extract and liquorice extract. The inner core of the additive core-shell structure particle comprises quince extract, borneol and selenium yeast; the outer layer of each core-shell structure particle comprises zinc methionine, a rhizoma cibotii extract, a cistanche deserticola extract, an angelica sinensis extract, a valeriana jatamansi-fennel acorus calamus fermentation extract, a radix fici simplicissimae oligosaccharide extract and a liquorice root extract, the inner core wraps borneol molecules in a micro-emulsion form of a quince extract, and selenium yeast is dispersed in micro-emulsion gaps; and the borneol and the selenium yeast are slowly released in the alkaline environment of the intestinal tract, so that the selenium-zinc absorption time sequence separation is realized.

The present application relates to a kind of bovine milk beta-casein source intestinal zinc absorption promoting peptide and its application in the preparation of zinc supplement.The sequence of the intestinal zinc absorption promoting peptide is YPVEPF, which is not only non-toxic, high safety, but also can be combined with Zn 2+ Specific binding, strong zinc chelating ability, can significantly improve the zinc transport amount in Caco-2 small intestinal epithelial cell model, thereby having good activity of improving intestinal zinc absorption.The intestinal zinc absorption promoting peptide can be obtained by solid phase synthesis method, so it can be produced on a large scale, and the synthesized intestinal zinc absorption promoting peptide not only has high purity but also stable peptide quality, which can meet the current market demand.

The invention discloses xylooligosaccharide oral liquid beneficial to zinc absorption and a preparation method of the xylooligosaccharide oral liquid, and belongs to the technical field of food and health care products. The oral liquid is prepared by taking xylooligosaccharide, xylose and the zinc supplement as main components and supplementing with the buffering agent, the sweetening agent and the water, the prepared oral liquid can increase the absorption efficiency of the zinc supplement, and the zinc content in serum is increased to 29.2 mu moL / mL and is increased by 44.6% compared with that of single use of the zinc supplement; the intestinal barrier can be effectively improved, the intestinal absorption capacity is recovered, and the intestinal flora structure and abundance are improved.

The application discloses a coagulase Heyndrickx strain CCFM1539 with high spore yield and promoting intestinal calcium and zinc absorption and a postbiotic thereof, and belongs to the technical field of microorganisms. In the application, the absorption amount of zinc and calcium is significantly increased, which is specifically embodied in the following aspects: (1) the coagulase Heyndrickx strain CCFM1539 strain cell component significantly improves the expression level of zinc and calcium transport protein genes of Caco-2 cells; (2) the coagulase Heyndrickx strain CCFM1539 significantly increases the total transport amount of zinc and calcium of a Caco-2 cell monolayer model; and (3) the coagulase Heyndrickx strain CCFM1539 significantly promotes the absorption of zinc and calcium in a mouse body. Therefore, the coagulase Heyndrickx strain CCFM1539 has great application prospect in promoting intestinal zinc and calcium absorption.