34results about How to "Retain vitality" patented technology

The invention discloses a jackfruit yoghourt pudding and a preparation method thereof. Each 100 parts by weight of jackfruit yoghourt pudding comprises the following components: 60-80 parts by weight of milk, 1-5 parts by weight of whole milk powder, 0.1-2 parts by weight of durian pulp, 1-6 parts by weight of single cream, 0.5-1.2 parts by weight of sweetening agent, 0.5-1.2 parts by weight of compound emulsifying thickener, 0.05-0.15 part by weight of essence, 0.02-0.03 part by weight of mixed bacterium powder of streptococcus thermophilus and lactobacillus bulgaricus, and the balance of water. The jackfruit yoghourt pudding has the advantages of high nutritive value, thin and smooth taste, uniformity and stability, and long expiration date. The preparation method has the advantages of simplifying process procedures, being suitable for industrialized production, maximally ensuring strain activity, enhancing nutrition and function characteristics of the jackfruit yoghourt pudding, and being more beneficial to the intestinal health of a human body.

The invention belongs to the technical field of bioengineering, and provides a bacterial strain for highly yielding of nattokinase, and a method for preparing natto through the bacterial strain. The involved bacterial strain for highly yielding of the nattokinase is identified through 16SrDNA to be Bacillus subtilis, the code of the bacterial strain is YJY19-09, the bacterial strain is preserved in the China General Microbiological Culture Collection Center, and the preservation number is CGMCC NO.18402. The bacterial strain is applied to production of the natto, thus the natto with the content of nattokinase being 4000-5000 IU/g can be obtained, and the content is higher than that of commercially available nattokinase.

The invention discloses an F85-20 protein, a coding gene thereof and an application of the F85-20 protein as beta-glucosidase. The invention provides the protein shown in the following 1) or 2): 1) a protein formed by amino acid residues shown in a sequence 2 in a sequence table; 2) a protein which is obtained by carrying out substitution and/or deletion and/or addition of one or more amino acid residues on an amino acid residue sequence of the sequence 2 in the sequence table, has the same functions as the protein shown in 1) and is derived from the protein shown in 1). Experiments prove that new beta-glucosidase F85-20 can still retain 80% of activity after being incubated at 50 DEG C for two hours under the conditions that p-nitrophenol glucoside (pNPG) is taken as the substrate and the pH value is 6.0, and the optimum temperature is 65 DEG C; new beta-glucosidase F85-20 can retain more than 70% of residual activity in a pH value range of 4.0-7.5 after being incubated in buffer solutions with different pH values for 24 hours at 4 DEG C.

The invention discloses a toning lotion composition with effects of improving skin color and brightening skin and a preparation method thereof. The toning lotion composition comprises, by weight, 1-35% of a skin color brightening composition, 5-30% of a humectant, 0-30% of a skin conditioner, 0-10% of a thickening agent, 0.01-2% of a chelating agent, 0.01-1% of a solubilizer, a proper amount of a pH conditioning agent, a proper amount of an antiseptic, 0.01-1.0% of daily essence and the balance deionized water. The skin color brightening composition comprises rice fermentation product filtrate, a Kappaphycus longissima extract and an apple fruit/Cryptotaenia harlandii/rose cell culture extract. The above multiple functional components have effects of preserving moisture, diminishing inflammation and removing free radicals, can directly reach the skin bottom and balance skin and make the skin surface fresh and bright. Through scientific combination of the raw materials and synergism of the functional components, the toning lotion composition realizes safe and effective skin color balance and whitening and brightening effects.

The invention mainly relates to the technical field of dendrobium nobile planting and discloses a seedling raising method for dendrobium huoshanense. The method comprises the steps of seed preservation, matrix preparation, seed sowing, after-sowing management and seedling hardening. The method is simple and is convenient in operation, the germination percentage of dendrobium huoshanense seeds can reach 63.9%, the transplanted survival rate can reach 100%, the seedling raising efficiency of the dendrobium huoshanense is obviously increased, and the seedling raising cost is reduced by 21.4%; and the dendrobium huoshanense seeds are subjected to freeze drying after being picked, thus, the moisture is reduced rapidly, the mildewing of the seeds is avoided, meanwhile, the vitality of the seeds can be preserved at low temperatures, plant ash is added to dress the seeds after the seeds are subjected to freeze drying, thus, the seeds are prevented from absorbing water, meanwhile, nutritional ingredients in the plant ash can gradually infiltrate into the seeds, the nutrient consumption of the seeds during preservation is avoided, the intrinsic nutritional ingredients of the seeds are reserved, and the germinating capacity of the seeds is improved.

The invention relates to the field of nanomaterials, catalysis and analytical chemistry, in particular to a non-enzymatic one-pot glucose chromogenic detection method based on biomimetic nanomaterials. The method comprises the steps that bovine serum albumin is mixed with manganous ions by means of nanostructure characteristics of the bovine serum albumin and properties of functional groups of the bovine serum albumin, after sodium hydroxide is added, a normal temperature reaction is conducted, and then manganese dioxide nanosheets are generated under the stability of the bovine serum albumin. The material has the dual activities of imitation peroxidase and imitation glucose oxidase, and the optimal activity conditions of the two biomimetic activities are similar. Therefore, a novel one-step non-enzymatic glucose chromogenic detection method is established, and the material has a wide application prospect in the fields of analytical chemistry, environmental engineering and catalysis.

The invention relates to the field of cleaning chemical products, and provides a method for producing a laundry detergent. The method comprises the following steps of: firstly, pouring sodium lauryl sulfate, sodium citrate, sodium dodecylbenzene sulfonated and sodium perborate into a blending boiler according to proportions, and stirring until the solution is uniformly dispersed; then adding fatty alcohol-polyoxyethylene ether, menthyl acetate and mature vinegar, stirring uniformly, and then adding laccase; then adding tea tree oil and a chamomile extract in sequence; finally, refluxing and then detecting. The method is simple and can better keep the activity of the components of the laundry detergent, so that the washing effect of a product can be beneficially improved. Besides, the method has low requirements for equipment and can be popularized and applied more easily.

The invention discloses a durian yoghourt pudding. Each 100 weight parts of the durian yoghourt pudding includes: 60 to 80 parts of milk, 1 to 5 parts of whole milk powder, 0.1 to 2 parts of durian pulp, 1 to 6 parts of dilute cream, 0.5 to 1.2 parts of a sweetener, 0.5 to 1.2 parts of a compound emulsified thickener, 0.05 to 0.15 parts of a essence, 0.02 to 0.03 parts of Streptococcus thermophilus and Lactobacillus bulgaricus mixed powder, and the balance of water. The durian yoghurt pudding has the advantages of high nutritional value, delicate taste, smoothness, uniform stability and long shelf life. A making method simplifies the process flow, is suitable for industrial production, ensures the vitality of the strain to the greatest extent, enhances the nutritional and functional characteristics of a product, and is more beneficial to human intestinal health.

The invention discloses F52-2 protein and application of a coding gene of the F52-2 protein and hydrolyzed xylan. The protein disclosed by the invention is protein (1) or (2), wherein the protein (1) is formed by amino acid residues shown in a sequence 2 in a sequence table, and the protein (2) is formed through enabling a residue sequence of an amino acid sequence of the sequence 2 in the sequence table to be subjected to the substitution and/or deletion and/or addition of one or more amino acid residues and is protein which has the same functions and is derived from the protein (1). According to the F52-2 protein and the application of the coding gene of the F52-2 protein and the hydrolyzed xylan, proved by experiments, the optimal temperature for novel beta-xylosidase F52-2 is 60 DEG C under the conditions of taking p-nitrophenol xyloside (pNPX) as a substrate and being in the pH value of 5.0, and activity of 85% can still be maintained after the novel beta-xylosidase F52-2 is incubated for 2 hours at the temperature of 50 DEG C; over 60% residual activity can be maintained in the pH value of 3.5-5.5 after the novel beta-xylosidase F52-2 is incubated for 24 hours in buffer solutions with different pH values at the temperature of 4 DEG C.

The invention provides a probiotic compound for treating inflammatory gynecological diseases, and belongs to the field of microbial preparations. The probiotic compound comprises a composite culture medium, viable probiotics and a carrier, wherein the viable probiotics comprise lactobacillus and/or bifidobacterium. A preparation method comprises the following steps: activating the lactobacillus and/or the bifidobacterium by using a first culture medium, performing enlarged culture, inoculating the cultured strain into a second culture medium, performing fermentation culture to obtain fermentation broth, adding a freeze-drying protective agent and a carrier, and performing freeze-drying to obtain the lactobacillus and/or bifidobacterium freeze-dried powder. The second culture medium comprises the first culture medium and soybean polypeptide powder. According to the invention, the vitality of the strain is reserved to the greatest extent through early-stage culture and direct freeze-drying, and besides, a plurality of active substances are introduced on the carrier, so that the carrier can quickly stimulate an immune system to maintain micro-ecological balance, the medication time is shortened, and the medication efficiency is improved.