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85 results about "Pig brain" patented technology

Denatured protein powder and brain protein hydrolyzate prepared from same

The invention relates to a denatured protein powder and a brain protein hydrolyzate prepared from the same. The total nitrogen content of the denatured protein powder is more than 120 mg/g; and the denatured protein powder is prepared by adding fresh lysozyme into a pig brain, homogenating, heating, and defatting with acetone. The denatured protein powder, as a raw material, is used for preparingthe brain protein hydrolyzate; the contents of amino acids in the prepared brain protein hydrolyzate meet national standards of brain protein hydrolyzate injections; and the content of small moleculepeptides with the molecular weight of less than 10000 Da is 25-35% of the brain protein hydrolyzate. The preparation method of the brain protein hydrolyzate mainly comprises the following steps: pre-treating, homogenizing, defatting with the acetone, performing dual enzymatic hydrolysis, centrifugating, refining by column chromatography, and performing ultrafiltration treatment. The invention discloses key technical points for controlling the total nitrogen index of the protein powder and the content of the small molecule peptides for the first time; the obtained brain protein hydrolyzate is a biologically active substance which is really extracted from the pig brain, without adding active components artificially, thus ensuring the efficacy and the safety of the brain protein hydrolyzate;and animal pharmacodynamic experiments show that the brain protein hydrolyzate is more effective than conventional products.
Owner:HEBEI ZHITONG BIOLOGICAL PHARMA

Extraction technology of cerebral polypeptides

InactiveCN102863508ACompletely degradedEnhanced Biosecurity ControlsPeptide preparation methodsActive enzymeNucleotide
The invention discloses an extraction technology of cerebral polypeptides, relating to the technical field of biochemical industry. The technology comprises the following steps: taking quarantined fresh pig brains and removing impurities, washing with purified water, then adding 4 times of purified water and conducting high speed cell breakage with a high-speed blender at twice; filtering with a filter cloth, and then homogenating by a homogenizer; adjusting the pH value, hydrolyzing by using complex enzyme to obtain low molecular weight small peptide, a mixture of free amino acid and nucleotide, heating up the enzymatic hydrolysate to 40-50 DEG C for removing active enzymes, distributing the enzyme removal liquid into containers, putting the containers in a refrigerator of -200 DEG C, freezing the containers for 12-24h and then taking the containers out, putting the containers at room temperature for thawing, taking the supernatant and centrifuging the supernatant with a centrifugal machine, removing fat, cell debris, residual denatured protein, nucleic acid and other large molecular impurities, taking the centrifugate and conducting unltrafiltration by using an unltrafiltration device. Compared with traditional process, the technology disclosed herein has the advantages of time saving, high efficiency, safety and environmental protection.
Owner:江西康宝医药生物科技有限公司

Cholesterol extraction process

The invention discloses a cholesterol extraction process including the following operations: (1) preparing a pig brain homogenate from a pig brain; (2) adding an extraction solvent into the pig brainhomogenate to obtain an extraction solution; (3) filtering the extraction solution, concentrating the filtered liquid to obtain a concentrated solution, and recovering the solvent; (4) adding a methanol solution to the concentrated solution, filtering a refluxed liquid and crystallizing for 12-72 h, to obtain crystals; (5) filtering the crystals in the step (4), adding methanol with the amount 4-7times of the mass of the crystals, refluxing for 1 h at the temperature of 70 DEG C, placing the refluxed liquid at the temperature of 0 DEG C, and crystallizing for 12-72 h; (6) filtering the crystals in the step (5), adding methanol with the amount 2-5 times of the mass of the crystals with the temperature of methanol of -30-0 DEG C, and washing to be neutral; (7) adding methanol with the amount 3.5-6 times of the mass of the neutral crystals of the step (6), and refluxing for 1 h at the temperature of 70 DEG C; and placing the refluxed solution at the temperature of 0 DEG C, crystallizingfor 12-72 h, and filtering the crystals; and (8) carrying out vacuum drying of the final crystals of the step (7) at the temperature of 70-80 DEG C, to obtain cholesterol. The method has high yield and high content.
Owner:四川奇格曼药业有限公司

Swine Hemagglutinating encephalomyelitis virus colloidal gold antigen detecting test paper and preparing method thereof

The present invention relates to a novel technique-colloidal gold immunochromatography for quickly detecting the Swine Hemagglutinating encephalomyelitis virus (HEV), and to a test paper which is prepared by the technique for preparing the Swine Hemagglutinating encephalomyelitis virus. The invention develops a monoclonal antibody (Ab1) of the Swine Hemagglutinating encephalomyelitis virus and a monoclonal antibody (Ab2) of rabbit anti- Swine Hemagglutinating encephalomyelitis virus. The Ab1 labeled colloidal gold is taken as the gold-labeled antibody and the Ab2 is taken as the catching antibody. The normal anti-mouse IgG antibody is used as a quality control antibody. The materials of antibody, cellulose nitrate film (NC film), combining pad, sample pad, back lining, plastic card, etc. are processed and assembled to the test paper. The test paper can detect the Swine Hemagglutinating encephalomyelitis virus in the sickened pig brain tissue and the feces. The technique of the invention has the characteristics of simple operation, high speed, excellent sensitivity, excellent specificity, etc. Furthermore the technique of the invention is especially suitable for the clinic sample detection of disease appearance field, clinic, places with no available experiment condition, etc.
Owner:JILIN UNIV

Beauty and lipid-lowering health flower tea and preparation method thereof

The invention discloses a beauty and lipid-lowering health flower tea and a preparation method thereof. The flower tea consists of the following raw materials in parts by weight: 100-110 parts of rose, 100-110 parts of apple blossom, 7-9 parts of pig brain, 18-20 parts of chitterlings, 4-6 parts of tremella, 15-18 parts of watermelon peel juice, 9-11 parts of chocolate juice, 6-7 parts of fresh cervus elaphus Linnaeus, 3-5 parts of pickled beans, 4-5 parts of preserved duck eggs, 9-10 parts of passion flower, 4-5 parts of sugar palm powder, 1-2 parts of hawthorn, 1-2 parts of Polygonum multiflorum, 1-2 parts of cassia seeds, 1-2 parts of cortex albiziae, 1-2 parts of lotus leaves, an appropriate amount of water and 15-20 parts of nutritional additives. The flower tea uses rose and apple blossom as main materials, and has the effects of nourishing liver and appetizing, promoting qi to activate blood, maintaining beauty and keeping young, making people exhilarating, promoting Qi, activating blood, converging, alleviating neuralgia, replenishing blood and improving eyesight, removing acnes and whitening; added traditional Chinese medicine has the effects of reducing blood fat and softening blood vessels; the flower tea can be used for enhancing blood circulation of coronary artery, and is resistant to arrhythmia and hyperlipidemia.
Owner:吴秀杰

Method for rapidly and efficiently preparing high-purity ganglioside

The invention relates to the field of biopharmaceuticals, in particular to a method for rapidly and efficiently preparing high-purity ganglioside. The method comprises the following specific steps ofextraction of a pig brain extract, GM1 silica gel chromatography purification and cationic resin purification, wherein the extraction of the pig brain extract comprises the following steps of extraction, stratification, saponification, resin chromatography, acid hydrolysis, acetone precipitation filtration and drying. Through extraction of the ganglioside with a heat extraction method, the extraction efficiency is improved greatly. The GM1 content is increased by more than twice through acid hydrolysis. Moreover, a high-pressure system is used for performing silica gel purification, thereby greatly shortening the purification time while improving the separation efficiency. Rapid and effective separation of GM1 and impurities is realized, on-line detection can be realized, subsequent point-plate detection is not needed, and the production efficiency is greatly improved. Moreover, substances affecting the clarity of an injection are removed through cationic resin chromatography, so thatthe occurrence rate of adverse reactions after treatment is reduced greatly.
Owner:海南益尔生物制药有限公司

Cerebroprotein hydrolysate freeze-dried powder injection and preparation method thereof

The invention provides a cerebroprotein hydrolysate freeze-dried powder injection and a preparation method thereof. The preparation method includes: taking a pig brain, removing impurities, adding purified water to conduct homogenization; subjecting the obtained homogenate to hydrolysis by pepsin and pancreatin successively, and collecting the clear liquid; adjusting the pH of the clear liquid to 1.7-3, conducting heating to 100-110DEG C and performing heat preservation for 15-45min, and then adjusting the pH to 8.0-9.0; carrying out ultrafiltration by a 8-10kd membrane, and collecting the filtrate; subjecting the filtrate to column chromatography, adjusting the pH of the eluent to 8.0-9.0, performing concentration by an anion exchange membrane, and conducting filtering by a membrane of 0.2 micrometer to obtain a stock solution; freezing the stock solution, then performing thawing, adding an excipient, adjusting the pH to 6.9-7.5, carrying out 8-10kd membrane ultrafiltration, and performing filtration by a 0.2 micrometer membrane; and carrying out filling and freeze-drying. In the obtained freeze-dried powder injection, the similarity of polypeptide and a reference substance is greater than or equal to 0.90, and the freeze-dried powder injection contains 16 amino acids, the nitrogen content of total amino acids accounts for greater than or equal to 85% of the total nitrogen content, and no additional amino acids are needed. The cerebroprotein hydrolysate freeze-dried powder injection is prepared entirely by pig brain hydrolysis, and is stable and safe.
Owner:GUANGZHOU YIPINHONG PHARMA +4

Cerebroprotein hydrolysate and lyophilized powder thereof for injection

The invention discloses a cerebroprotein hydrolysate and a preparation method thereof. The extract is prepared by adopting the following method: (1) taking fresh and healthy pig brains, removing fat, homogenizing, then performing vacuum-pumping till 5-10Pa, keeping the pressure for 5-15 minutes, then introducing carbon dioxide until the pressure is 10-18MPa, and keeping the pressure for 20-25 minutes; (2) slowly adding the defatted brains with the saturated carbon dioxide into liquid carbon dioxide in the volume which is 5-8 times of the weight of the defatted brains, stirring for 0.5-2 hours after the end of adding, cooling down to minus 70-minus 80 DEG C, keeping for 2-4 hours, and then increasing the temperature to 40-50 DEG C within 5-10 minutes to gasify the carbon dioxide; (3) adding water for injection in the weight of 2-4 times of that of the frozen-thawed brains obtained in the step (2), uniformly stirring, further adding papain or pepsin which is equivalent to 0.5-1% of the weight of the frozen-thawed brains, and performing hydrolysis at the temperature of 30-40 DEG C for 3-4 hours to get an enzymatic hydrolysate; and (4) centrifugating the enzymatic hydrolysate, taking a supernatant liquid, performing activated carbon adsorption, performing decarbonization and filtering.
Owner:SHANXI PUDE PHARMA CO LTD

Preparation method of uniform and stable type liquid crystal microcapsule material

The invention relates to a preparation method of a uniform and stable type liquid crystal microcapsule material, and belongs to the technical field of a liquid crystal material. The preparation methodhas the technical scheme that cholesterol ester materials are prepared from pig brain raw materials; the raw materials can be easily obtained; the price is cheap; mixed liquid crystals most show bright colors; meanwhile, IPDI (isophorone diisocyanate), liquid crystals and an organic solvent form O/W emulsion under the effect of emulsifying agents; along with the heating and the addition of catalysts, isocyanate groups in the IPDI and hydroxy of water react to generate amidogen in the IPDI; then, the amidogen and the isocyanate groups take polymerization reaction on an oil-water two-phase interface; a wall urea coated cholesteric phase liquid crystal microcapsule is generated. The stable grafting coating is formed, the dispersion nonuniformity performance among materials is effectively reduced; along with the environment change in the use process, the liquid crystal microcapsule material migrates from inside to the surface; stable bonding and coating modification are formed; the stableperformance of the liquid crystal microcapsule material is greatly improved.
Owner:FOSHAN LINGCHAO NEW MATERIAL CO LTD

Cerebrolysin hydrolysate injection and preparation method thereof

The invention provides a cerebrolysin hydrolysate injection and a preparation method thereof. The preparation method comprises the following steps: taking pig brain, removing impurities, and adding purified water for homogenizing; hydrolyzing homogenate through pepsin and pancreatin, and collecting a clear liquid; regulating the pH of the clear liquid to be 1.7-3, heating to 100-110 DEG C, insulating for 15-45min, then regulating pH to 8.0-9.0; conducting ultrafiltration through a 8-10kd membrane, and collecting filtrate; conducting column chromatography to the filtrate, collecting an eluent, regulating ph to 8.0-9.0, concentrating through an anion-exchange membrane, filtering through a 0.2mu m membrane to obtain a stock liquid; and freezing the stock liquid, then defreezing, adding an antioxidant, regulating the pH to be 6.9-7.5, and filtering respectively through a 8-10kd membrane and a 0.2mu m membrane. The polypeptide in the obtained cerebrolysin hydrolysate injection is similar to that of a control drug being more than or equal to 0.90, and the obtained cerebrolysin hydrolysate injection contains 16 amino acids, the nitrogen amount of total amino acids accounts for more than or equal to 85% of total nitrogen content, additional amino acids are not required, and the amino acids can be prepared completely by means of pig brain, thus being stable and safe.
Owner:GUANGZHOU YIPINHONG PHARMA +4

Preparation method and ultrafiltration apparatus of monosialic acid tetrahexose ganglioside GM1 preparation

The invention discloses a preparation method and an ultrafiltration apparatus of a monosialic acid tetrahexose ganglioside GM1 preparation, which belongs to the technical field of biochemistry pharmacy. The preparation method combines a separating technology of ultrafilter membrane and nanofiltration membrane, from the basis that the biological activity is kept and the curative effect of the ganglioside GM1 preparation is increased, the ganglioside GM1 is extracted and purified from pig brain through the technology steps of homogenizing, filter pressing, ultrafiltrating, nanofiltrating and the like, and the purity of ganglioside GM1 can reach more than 95%. According to the invention, relative links of a traditional chromatography and column chromatography purification method can be reduced, harmful organic solvent usage is reduced, so that the preparation method and ultrafiltration apparatus is suitable for whole process industrial production, production cost and production cost are reduced, biology activity can be kept, the curative effect of the ganglioside GM1 preparation is increased, the preparation process is simple, environmentally friendly and pollution free, and the preparation method and ultrafiltration apparatus have outstanding substantive characteristics and obvious improvement.
Owner:吕维学

Preparing technology for active nano-selenium brain peptide

The invention relates to a preparing technology for active nano-selenium brain peptide. The preparing technology includes the following steps that 1, pig brain tissues are homogenized, enzymolysis degreasing is carried out on the homogenized pig brain tissues through lipase, hydrolysis is carried out through complex enzymes, and ultra-filtration is carried out to obtain brain peptide liquid, wherein the quantity of the added lipase is 0.05% to 0.15% of the weight of brain liquid, and the quantity of the added complex enzymes is 0.2% to 2% of the weight of degreased brain protein liquid; 2, a sodium selenite solution and an ascorbic acid solution are added into the brain peptide liquid, stirring reacting is carried out for 1 hour to 2 hours at the temperature of 40 DEG C to 55 DEG C, and reaction liquid is obtained; 3, spraying drying is carried out on the reaction liquid, and the finished product is obtained. According to the preparing technology, brain protein hydrolysate is degreased in the enzymolysis mode, the degreasing effect is good, environment pollution is avoided, and the biological activity of small molecule peptide and the safety of the product are guaranteed; meanwhile, the small molecule brain peptide obtained after enzymolysis serves as a medium template to adsorb and stabilize nano-selenium, the active brain peptide is combined with the nano-selenium, the physiological functions of the brain peptide and the physiological functions of the nano-selenium are promoted and synergistically interact with each other, and the obtained product has the better treatment effect on various diseases such as insomnia, cephalalgia and hypomnesis.
Owner:陈石良
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