27 results about "Lovastatine" patented technology

The invention relates to a gulcomannan modified mesoporous dopamine targeted multifunctional nano diagnosis and treatment agent and preparation and application thereof.The targeted multifunctional nano diagnosis and treatment agent comprises a carrier and lovastatin, the carrier is a manganese ion coordinated mesoporous polydopamine carrier, and the surface of the carrier is modified with gulcomannan. The diagnosis and treatment agent has a good drug loading rate and a good delivery effect, overcomes the defect of low oral absorption rate of single lovastatin, can carry out MRI imaging monitoring, and provides a new thought for integration of diagnosis and treatment of liver cirrhosis.

The invention discloses a production method for improving the ring opening rate of monascus milovastatin, and belongs to the technical field of monascus rice production. According to the method, a monascus purpureus high-yield strain is selected and inoculated into a solid indica rice matrix containing a specific additive for fermentation after spore activation, and the matrix comprises 1, 5-p-coumaroylquinic acid, sodium acetate, sodium citrate, a thermally modified soybean protein isolate polysaccharide sulfate compound and other components. Wherein sodium acetate and sodium citrate can serve as short-chain fatty acid precursors, the activity of closed-loop lactonase is inhibited through pH regulation, and generation of lactone type products is reduced; 1, 5-p-coumaroylquinic acid activates the expression of a polyketide synthase gene cluster, so that the synthesis flux of the Monacolin K with an open-loop structure is improved; nicotinamide ribose enhances the electron transfer efficiency of glycolysis and TCA circulation, provides sufficient ATP for polyketone synthesis, and promotes synthesis of Monacolin K. The compound further strengthens the synthesis flux of secondary metabolites by changing the form of hyphae and continuously releasing a nitrogen / carbon source, and promotes intracellular products to be transferred to extracellular.

A method of treating a wound may include topically administering a statin composition including a statin selected from atorvastatin, fluvastatin, lovastatin, pitavastatin, pravastatin, rosuvastatin, simvastatin, or combination thereof. The statin composition may be administered in an ointment, powder, or liquid format. The method may also include topically administering one or more antimicrobial drugs.

The invention belongs to the technical field of biological medicine, and particularly relates to application of lovastatin combined with DHCR7 inhibitor AY9944 in preparation of medicine for treating colorectal cancer. The DHCR7 protein expression in the drug-resistant tumor tissue is obviously improved compared with that of normal tumor cells, and verification finds that the DHCR7 inhibitor AY9944 can specifically inhibit the drug resistance of colorectal cancer cells generating drug resistance, and further finds that when AY9944 and lovastatin are combined for use at a specific concentration ratio, the drug resistance of the colorectal cancer cells generating drug resistance can be inhibited, and the drug resistance of the colorectal cancer cells generating drug resistance can be inhibited. The two can play an obvious synergistic effect, so that the sensitivity of intestinal cancer cells to oxaliplatin is more effectively improved. Therefore, the combined medication mode provided by the invention can provide a new strategy reference for clinically overcoming the chemotherapy resistance of colorectal cancer.

The invention discloses a preparation method of an ultrathin corrosion-resistant composite coating modified magnesium-based material, and belongs to the technical field of biomedical materials. According to the method, a layer of heparin / lovastatin-IPP coating is prepared on the surface of the AZ31 magnesium alloy. In the growth process of a film on the surface of a magnesium matrix, negative bias voltage is applied to a substrate in a pulse mode, enhanced high-energy ion bombardment can be provided in the film polymerization process, high-concentration free radicals maintaining long-time activity are generated in a plasma polymerization structure, and the free radicals can be used for covalent binding with other functional biomolecules. The IPP coating obviously improves the corrosion resistance of the AZ31 magnesium alloy matrix, and a large number of reactive free radicals are distributed on the surface of the coating. Through a simple and convenient soaking method, the free radicals can be combined with heparin or lovastatin with good biological functionality, so that the ultrathin composite coating with corrosion resistance and anticoagulation, anti-inflammatory and endothelialization functional potentials is formed.

The invention discloses a method for efficiently detecting trace residues of'three-high 'drugs in fish plasma, the'three-high' drugs comprise triamterene, terazosin, rosiglitazone, lovastatin, benazepril, pitavastatin and repaglinide, and the method comprises the following steps: adding an anticoagulant into a collected fish plasma sample, centrifuging, taking supernate, and collecting the supernate; the method comprises the following steps: firstly, adding an internal standard solution, adding acetone containing formic acid with the volume fraction of 1% into a purification tube, loading a labeled sample, pressurizing to ensure that the sample drips in a drop shape, collecting by using a polypropylene test tube containing a purification reagent, oscillating and purifying, centrifuging, taking supernate, and concentrating to obtain a concentrated solution; the method disclosed by the invention is high in sensitivity, and the detection limit range of seven kinds of drugs for target'three highs' in the blood plasma of the aquatic environment fish is 0.02-0.25 ng / mL.

A method of treating a wound may include topically administering a statin composition including a statin selected from atorvastatin, fluvastatin, lovastatin, pitavastatin, pravastatin, rosuvastatin, simvastatin, or combination thereof. The statin composition may be administered in an ointment, powder, or liquid format. The method may also include topically administering one or more antimicrobial drugs and / or naltrexone.

This invention proposes an analytical method for evaluating the quality of red yeast rice based on HPLC fingerprinting and multi-component quantitative analysis, belonging to the field of quality control technology for red yeast rice and related products. The method includes: taking a red yeast rice sample, ultrasonically extracting it with 50% methanol, centrifuging, and filtering to prepare a test solution; performing detection using high-performance liquid chromatography; constructing a red yeast rice fingerprint chromatogram based on the detection results, and simultaneously determining the content of six active ingredients: ankaflavin, citrinin, lactone-type mevastatin, lactone-type lovastatin, acid mevastatin, and acid lovastatin; and combining chemical pattern recognition methods to perform discriminant analysis on red yeast rice samples from different sources to evaluate the quality of the red yeast rice. This invention achieves an organic combination of simultaneous quantitative analysis of multiple components in red yeast rice and overall quality evaluation based on fingerprint chromatograms. Methodological validation shows that this method has good precision, repeatability, and stability, and is accurate and reliable, suitable for the quality control of red yeast rice raw materials and health foods and pharmaceuticals containing red yeast rice.

A system for manufacturing a Pulsincap dosage form containing lovastatin and colesevelam for the treatment of hypercholesterolemia, comprising: a) a fungal cultivation facility configured to cultivate mangrove-associated marine fungi from the group consisting of Aspergillus sp., Penicillium sp., Rhizophus sp. and Fusarium sp. in production media to produce the metabolite lovastatin; b) a microsphere preparation plant for the production of floating lovastatin microspheres using ionotropic gelation technology with chitosan, sodium alginate and calcium carbonate; c) a granulation plant for the production of colesevelam granules using explosives from the group consisting of croscarmellose and microcrystalline cellulose; d) a capsule coating unit configured to coat the capsule body with cellulose acetate phthalate (CAP); and e) a stopper preparation unit configured to prepare hydrogel stoppers and coat them with ethylcellulose.

The invention provides monascus purpureus, a high-yield lovastatin and low-citrinin culture medium and a method, and belongs to the technical field of microbial fermentation. The method comprises the following steps: performing streak inoculation on Monascus purpureus HBSDYX-026 to a seed culture medium, and culturing to obtain a seed solution; and inoculating the seed solution to a high-yield lovastatin culture medium for fermentation. According to the invention, by optimizing the components of the culture medium, adjusting the variety and proportion of key nutrient substances, namely a carbon source and a nitrogen source, and screening and adding traditional Chinese medicines and an accelerant, a more suitable environment is provided for the growth of monascus and the synthesis of lovastatin; a monascus strain which is stable in heredity, vigorous in growth, high in lovastatin yield and low in citrinin yield is obtained, a culture medium which can efficiently synthesize lovastatin and is low in citrinin is successfully constructed, and the yield of lovastatin in red yeast rice is remarkably increased.

This invention discloses a medicament for inhibiting the formation of thorns in Sichuan pepper, relating to the field of Sichuan pepper cultivation technology. The medicament comprises the following components at final concentrations: lovastatin 5-20 mg / L, 6-mercaptopurine 5-10 mg / L, pyrimidinol 10-30 mg / L, proline 20-100 mg / L, glycine 20-100 mg / L, glutamic acid 20-100 mg / L, potassium dihydrogen phosphate 5-7 mg / L, sucrose 5-7 mg / L, and Tween-80 1-2 mg / L. This invention also provides a method for preparing the medicament for inhibiting the formation of thorns in Sichuan pepper. This invention reduces the incidence of thorns in Sichuan pepper, with a significant thorn-inhibiting effect. While inhibiting thorn formation, it also increases the growth of new shoots in Sichuan pepper, effectively solving the problem that single-hormone inhibitors easily lead to excessive shoot growth, decreased flower bud differentiation rate, or reduced fruit weight.

The application discloses a method for establishing a Hongqu fingerprint spectrum by using a high performance liquid chromatography technology and application of the method in quality detection of Shiguogong medicinal liquor, the Hongqu fingerprint spectrum obtained by using the method has good separation of each chromatographic peak, a smooth baseline, a good peak type, and good precision, repeatability, specificity and stability, seven fingerprint peaks of the Hongqu fingerprint spectrum established by the application are confirmed, and by comparison with reference substances and in combination with ultraviolet absorption spectrum characteristics, characteristic peaks of main chemical components, namely, open-loop lovastatin and lovastatin in the Hongqu are identified, the method can be used for quality detection of the Hongqu, and provides a scientific basis for improving a production process and quality control of the Hongqu, and can also be applied to quality detection of Hongqu components in the Shiguogong medicinal liquor, and has important significance for guaranteeing the quality of the Hongqu in the Shiguogong medicinal liquor.

The invention belongs to the technical field of medicines, and relates to a lovastatin liposome as well as a preparation method and application thereof, in particular to a lovastatin liposome as well as a preparation method and application thereof in preparation of antitumor drugs. The liposome comprises lovastatin, phospholipid, cholesterol and lauryl sodium sulfate, the mass ratio of lovastatin to phospholipid is (1: 15)-(1: 30), the mass ratio of cholesterol to phospholipid is (1: 5)-(1: 20), and the mass ratio of lovastatin to lauryl sodium sulfate is 1: (0.5-1). The lovastatin liposome is small in particle size, high in encapsulation efficiency and good in stability, has a certain slow release effect, not only can improve the bioavailability of drugs, but also has an obvious inhibition effect on tumor cells. Particularly, the inhibition effect on colorectum is optimal.

The embodiment of the invention discloses a method for determining trace acid and lactone lovastatin in red yeast rice food through solid phase extraction-liquid chromatography-tandem mass spectrometry, and belongs to the technical field of analysis and detection. According to the method, a formic acid acetonitrile solution with the volume fraction of 1% is used as an extraction solvent to perform pretreatment on a sample to be detected, solid-phase extraction and purification are performed, and qualitative and quantitative analysis is performed by adopting liquid chromatography-tandem mass spectrometry. The acid lovastatin and lactone lovastatin separation degree is good, high sensitivity and accuracy are achieved, the detection limit is low (the detection limit of acid lovastatin is 0.099 micrograms per kilogram, and the detection limit of lactone lovastatin is 0.084 micrograms per kilogram), a trace amount of target objects can be accurately quantified, and the method is suitable for large-scale industrial production. And reliable technical support is provided for quality control and standardized detection of trace lovastatin in the red yeast rice product.

The invention discloses a construction method of an aspergillus niger strain for efficient heterologous synthesis of Monacolin J. According to the invention, in saccharomyces cerevisiae BY4741, a transformation coupled recombination (TAR) technology is utilized to construct an expression vector of a lovastatin precursor Monacolin J, wherein the expression vector is formed by serially connecting lovB, lovC, lovG and lovA genes regulated and controlled by a strong promoter and a strong terminator of filamentous fungi. According to the invention, the steps of expression vector construction and aspergillus niger homologous recombination transformation are simplified, the lovastatin is efficiently and heterologously synthesized in the aspergillus niger by optimizing fermentation components, and a research idea is provided for the construction of a macromolecular vector and the research of metabolic engineering and synthetic biology of filamentous fungi.

The invention provides a monascus fermented corn strain screening method. The monascus fermented corn strain screening method comprises the following steps: step 1, strain activation; step two, preparing a spore suspension; 3, preparing a seed solution; and 4, fermenting, culturing and screening. The invention provides a monascus fermented corn strain screening method which comprises the following steps: collecting monascus in a main monascus producing area in China, carrying out monascus separation and purification, and identifying monascus by adopting three methods of monascus morphological identification, ITS molecular biological identification and 18S molecular biological identification; the separated strain is subjected to solid-state and liquid-state fermentation process exploration, and determination of fermentation product pigment, citrinin, lovastatin and the like is carried out, so that high-quality monascus can be screened out, and a strain resource is provided for production of corn monascus.

The invention relates to the technical field of functional food, in particular to a diabetes intervention beverage based on a triple-jiao-microbial axis theory and a preparation method of the diabetes intervention beverage based on the triple-jiao-microbial axis theory. Saccharomyces boulardii, lactobacillus plantarum DR7 and ackermansiella muciniphila AM06 are subjected to solid-liquid two-phase stepped fermentation to prepare the lactobacillus plantarum and ackermansiella muciniphila. The traditional Chinese medicine tri-jiao syndrome differentiation and the modern intestinal flora theory are fused, the raw materials are converted into a product rich in lovastatin, 1-deoxynojirimycin and other active ingredients through multi-strain synergistic fermentation, the product can act on multiple glycometabolism targets and intestinal microecology at the same time, the multiple effects of reducing blood sugar, improving insulin resistance, adjusting flora and the like are achieved, and the product is suitable for being used as a health-care food. And a new dietary solution is provided for intervention of the type 2 diabetes mellitus.

The present application relates to the technical field of functional food preparation and development of resources of medicinal and edible origin, and specifically relates to a compound lipid-lowering functional tablet candy of coix seed and red koji and a preparation method thereof. The present application realizes the synergistic promotion of active ingredient enrichment, stable processing characteristics and efficient lipid-lowering effect through precise control of the solid-state fermentation process of coix seed by Monascus purpureus and formula optimization based on the AHP-CRITIC mixed weighting method. The content of lovastatin in the tablet candy of the present application is 1.35 times that of the same type of commercially available red koji product, the content of phytosterols (especially ergosterol) is more than 4 times that of commercially available products, and the product retains the coixol component that is not detected in commercially available products. The raw materials of the present application are all resources of medicinal and edible origin or food-grade auxiliary materials, and have high long-term safety. The tablet candy has high standardization, is easy to take and store stably, and meets the convenience needs of consumers for daily health management.

A method of treating a wound may include topically administering a statin composition including a statin selected from atorvastatin, fluvastatin, lovastatin, pitavastatin, pravastatin, rosuvastatin, simvastatin, or combination thereof. The statin composition may be administered in an ointment, powder, or liquid format. The method may also include topically administering one or more antimicrobial drugs and / or naltrexone.

A method is provided for treatment of atherosclerotic cardiovascular disease in a subject in need thereof by administering a statin pharmaceutical composition to the subject when the subject is qualified for over-the-counter access to the statin pharmaceutical composition. In some embodiments, the statin pharmaceutical composition includes atorvastatin, fluvastatin, lovastatin, pitavastatin, pravastatin, rosuvastatin, or simvastatin as an active ingredient.

Provided are a monascus strain capable of producing monascin and / or ankaflavin and the use thereof. Particularly, provided are a new monascus strain assigned with the accession number CGMCC NO. 41335 and the use thereof in the production of high-content monascin and / or ankaflavin and related products thereof. The strain is Monascus purpureus ZYXQ-2206, can produce potent and non-toxic lipid-lowering ingredients monascin and / or ankaflavin with a high yield, and does not produce harmful and toxic ingredients lovastatin (LOV) and citrinin (CIT). Since excessive intake of LOV can cause serious side effects such as liver and kidney injury and rhabdomyolysis, and excessive intake of CIT can cause toxic responses such as renal tubular dilation and degeneration and necrosis of epithelial cells, the monascus products produced by using the strain can effectively avoid these safety risks, and have extremely high application prospects and market potentials. By screening and optimizing a fermentation process, the monascus strain having high productivity, no toxicity and high functionality is provided, which has significant application value in the fields of development of lipid-lowering functional foods and dietary supplements.

The invention belongs to the technical field of microbial fermentation, and provides a method for improving flavor and nutritional functional components of solid-state brewed vinegar by using monascus purpureus-eurotium cristatum fructus forsythiae tea koji. The method comprises the following steps: mixing a monascus purpureus strain CGMCC (China General Microbiological Culture Collection Center) 42465 with high yield of gamma-aminobutyric acid and lovastatin with eurotium cristatum CICC 2099, inoculating the mixture into a forsythia suspensa leaf indica rice oat bran solid state fermentation culture medium, and culturing in a wet jute bag to prepare monascus purpureus-eurotium cristatum forsythia suspensa tea koji; the method is applied to solid-state vinegar brewing. The obtained new sprayed vinegar is reddish brown and rich in color, the total acid content is 5.78 g / 100 mL, the total ester content is 2.72 g / 100 mL, the flavone content is 163.48 mg / 100 mL, the gamma-aminobutyric acid content is 42.49 mg / 100 mL, and the lovastatin content is 1.82 mu g / mL, which are respectively increased by 23.50%, 46.24%, 95.67%, 61.31% and 73.33% compared with a control group, and the types and contents of organic acids and volatile aroma components are enriched.

The invention relates to the technical field of biology, in particular to a method for improving the ring opening rate of monascus milovastatin through enzymolysis treatment, which comprises the following steps: preparing a pH response type functional carrier, activating carboxyl on the surface of the carrier, covalently immobilizing esterase, extracting and purifying lovastatin lactone, catalyzing ring opening by immobilized enzyme, recovering the immobilized enzyme and purifying lovastatin ring-opening acid. According to the scheme, the pH response type modified carrier is constructed to immobilize esterase, the reversible ionization characteristic of carboxyl functional groups of the carrier is utilized to realize accurate regulation and control of an enzymolysis microenvironment, the pH response carrier can present a dynamic swelling-shrinking behavior in different reaction stages, and the reaction process can be accelerated through a substrate enrichment effect in the initial reaction stage; accumulated products can be dredged through the swelling effect in the middle stage of the reaction; in the self-regulation stage, the stability of the microenvironment in which the enzyme is located can be maintained through contraction, so that the ring-opening conversion effect is greatly improved, the enzyme always keeps relatively high activity in a relatively long reaction period, and the ring-opening rate of the monascus milovastatin is greatly increased.

The invention discloses breeding and application of an ecological high-efficiency low-toxicity high-quality monascus strain. The invention provides a combined bacterium. The combined bacterium is composed of monascus and salt-tolerant Pentongronchnos sp. The monascus sp. Is monascus sp. CN1001, and the registration number of the monascus sp. CN1001 in the China General Microbiological Culture Collection Center (CGMCC) is CGMCC No.42029; the salt-tolerant Pentannosperm sp. Is a salt-tolerant Pentannosperm sp., and the registration number of the salt-tolerant Pentannosperm sp. In the General Microbiological Culture Collection Center of the China Committee for Culture Collection of Microorganisms is CGMCC No.30991. The salt-tolerant Pentannosperm sp. Is a salt-tolerant Pentannosperm sp. The strain CN1001 is an eco-friendly high-efficiency low-toxicity high-quality monascus strain, and can be used for fermentation production of lovastatin, and when the strain CN1001 and the salt-tolerant Pentongronoctus XF202 are co-cultured, the yield of lovastatin is further improved.

The invention relates to the field of fermented food, and particularly discloses a method for increasing the content of natural gamma-aminobutyric acid in fermented sauce and application of the method. The method comprises the following steps of: fermenting a sauce fermentation substrate by using monascus purpureus M10, so as to obtain the monascus purpureus fermented sauce, wherein the monascus purpureus fermented sauce is obtained by using the monascus purpureus M10; the preservation number of the monascus purpureus M10 is CCTCC (China Center for Type Culture Collection) No.M20252284, and the monascus purpureus M10 is preserved in the China Center for Type Culture Collection on October 22, 2025. The specific monascus purpureus M10 obtained through screening can produce gamma-aminobutyric acid at high yield, the content of natural GABA in the fermented sauce is successfully increased to 70 mg / 100 g or above, lovastatin can be synchronously produced at high yield, the final product is rich in GABA and lovastatin at the same time, double effects of one sauce are achieved, the monascus purpureus M10 is beneficial to heart and cerebral vessel health and nervous system health at the same time, and the production cost is reduced. The added value of the product is obviously improved.

A lovastatin liposome, a preparation method therefor, and use thereof in the preparation of an anti-tumor drug. The liposome comprises: lovastatin, phospholipid, cholesterol, and sodium dodecyl sulfate, wherein the mass ratio of lovastatin to phospholipid is 1:15 to 1:30, the mass ratio of cholesterol to phospholipid is 1:5 to 1:20, and the mass ratio of lovastatin to sodium dodecyl sulfate is 1:0.5-1. The lovastatin liposome has a small particle size, high encapsulation efficiency, good stability, and a certain sustained-release effect. The liposome not only can improve the bioavailability of the drug, but also has a significant inhibitory effect on tumor cells, especially in the colorectum, where the inhibitory effect is the best.