CN112089738A - Preparation method and application of caulis sinomenii extract - Google Patents
Preparation method and application of caulis sinomenii extract Download PDFInfo
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- CN112089738A CN112089738A CN202011222133.5A CN202011222133A CN112089738A CN 112089738 A CN112089738 A CN 112089738A CN 202011222133 A CN202011222133 A CN 202011222133A CN 112089738 A CN112089738 A CN 112089738A
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- extract
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- ethanol
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Classifications
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- Endocrinology (AREA)
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Abstract
The invention discloses a preparation method and application of a Chinese medicine extract, namely Chinese medicine extract of Chinese medicineIlligera aromaticfa S.Z.Huang et S.L.Mo) Is the dried rattan of the Chinese ivy of the celastrus of the erythrina, the extract of the Chinese ivy is the ethanol elution part of the aqueous extract of the Chinese ivy, and the extraction method comprises the following steps: pulverizing caulis sinomenii into fine powder, adding a proper amount of water, heating and extracting for 2-4 times, collecting an extracting solution, and concentrating to 1.0-1.2 g/m; and performing column chromatography separation on the concentrated solution by using a silica gel chromatographic column, performing gradient elution by using ethanol with different concentrations as a mobile phase, collecting each eluate, and concentrating to obtain an extract. The extract of the Chinese dutchmanspipe vine can be applied to the preparation of medicines for treating/preventing hyperuricemia and related diseases or regulating uric acid functions. The invention discovers for the first time that the Chinese moldavica dragonhead extractive has obvious activity of regulating uric acid, has the patent medicine potential of preparing the medicinal preparation for preventing or treating hyperuricemia and related diseases thereof, and has simple preparation method, low cost and good patent medicine economic benefit.
Description
Technical Field
The invention belongs to the technical field of traditional Chinese medicines, and particularly relates to a preparation method and application of a Chinese moldavica dragonhead extract.
Background
Uric acid is the terminal metabolite of human purine compounds, and disorders of purine metabolism lead to Hyperuricemia (HUA). Hyperuricemia refers to the condition that under the normal purine diet state, the level of uric acid in non-bidaily fasting blood is higher than 420 mu mol/L in male, and higher than 360 mu mol/L in female, namely hyperuricemia is called. Gout (gout) is a group of metabolic diseases caused by excessive uric acid production caused by purine metabolic disorder and/or reduction of uric acid excretion to increase uric acid level and form uric acid crystals deposited on joints, soft tissues, kidneys and the like. Hyperuricemia is generally considered a hallmark of gout, and it is statistically estimated that about 5% to 12% of patients with hyperuricemia may eventually develop gout. In addition, recent studies have found that hyperuricemia is not only the most important biochemical basis of gout, but also is closely related to the occurrence of hypertension, hyperlipidemia, atherosclerosis, obesity, insulin resistance, nephropathy, inflammation, the severity of infectious diseases, tumor lysis syndrome, climacteric syndrome, organ transplantation complications and certain problematic conditions (obstructive sleep apnea, primary sicca syndrome, etc.), so that control of hyperuricemia is of great significance for the treatment of severe metabolic diseases such as gout and the like and diseases related thereto.
Currently, drugs for clinical use against hyperuricemia are mainly concerned with both reducing uric acid production and increasing uric acid excretion. The medicine for reducing the uric acid generation comprises a Xanthine Oxidase (XOD) inhibitor, which mainly comprises allopurinol, but the allopurinol can cause adverse reactions such as allergy, liver and kidney damage, bone marrow suppression and the like, and limits the clinical application of the medicine to a certain extent. fexbuxostat is a xanthine oxidase/dehydrogenase selective inhibitor, has better safety than allopurinol for patients with moderate renal injury, and also has adverse reactions reported such as abnormal liver function, gastrointestinal reaction, arthralgia, eruption and the like. The uricosuric drugs comprise probenecid, metconazole, benzbromarone and the like, and act on a urate transporter of a renal proximal convoluted tubule so as to inhibit the reabsorption of uric acid. Recent studies have found that benzbromarone is at risk of causing fulminant hepatitis. Therefore, the research on the anti-hyperuricemia drugs with high efficiency and low toxicity is urgent. Researches in recent years find that the traditional Chinese medicine also has a good effect on treating hyperuricemia and shows little or no toxic and side effects. Such as: patent application CN109700837A discloses that one or a mixture of two of n-butanol extract or alcohol soluble part extract of plateau nettle has the effects of resisting hyperuricemia, inhibiting liver XOD activity and regulating kidney uric acid transporter gene expression, and can be used for preparing medicines for resisting hyperuricemia. Patent CN104383292B discloses that the extract enriched in total polyphenols of Dendrobium officinale Kimura et Migo can be used as active ingredient for preparing medicine for treating hyperuricemia, can reduce the concentration of uric acid in blood, has remarkable effect on treating hyperuricemia, and has no toxic and side effects. Patent CN103191235B discloses that the mixed alcohol extract of three herbs of kudzuvine root, tangerine peel and pine needle can reduce UA level in serum of rat with hyperuricemia, reduce XOD activity in serum and liver, and reduce ADA activity in serum and liver. And so on. Therefore, the extract of a large number of Chinese medicinal materials or the Chinese medicinal compound preparation has the patent medicine potential for preparing the medicament for treating the hyperuricemia, and the Chinese medicinal material has the advantages of small side effect, strong comprehensive treatment capacity and the like, so that the development of the new application of the Chinese medicinal material extract actively explores a potential medicament target of a new medicament for treating the hyperuricemia, and the search for a novel medicament for treating the hyperuricemia is an important problem which needs to be solved clinically at present.
Caulis Seu folium Parthenocissi Tricuspidatae (caulis Parthenocissi Tricuspidatae)Illigera aromaticfa S.Z.Huang et S.L.Mo) Is a dry rattan of the celastrus orbiculatus of celastrus of the family erythrinae, has fragrant smell, pungent and cool taste, is mainly distributed in Guangxi and is a unique vine resource in China. Caulis Sinomenii has effects of dispelling pathogenic wind, removing dampness, activating qi-flowing, relieving pain, relieving rigidity of muscles and activating collaterals, and can be used for treating rheumatalgia, traumatic injury, hypertrophic spondylitis, etc. The caulis Seu folium Schisandrae Henryi containsSugar, polysaccharide, glycoside, saponin, organic acid, flavonoid, anthraquinone, coumarin, lactone, phytosterol, triterpene, volatile oil, etc. At present, the research on the Chinese ivy is less, the research is mainly focused on the aspect of chemical component analysis of the Chinese ivy, and in addition, some Chinese ivy extracts anti-tumor active components; for example, patent CN107384983B discloses a method for producing novel antitumor cytotoxic active compound dimer acids EF by solid fermentation treatment of celastrus angulatus (Clonostachys rogesoniana 828H2) with celastrus angulatus (illinoera aromatica); patent CN107286172B discloses an aporphine alkaloid Illigerine B prepared by taking rattan stems as a raw material and carrying out five steps of methanol extraction, ethyl acetate extraction, primary column chromatography, secondary column chromatography and washing impurity removal, wherein the compound has definite tumor cell inhibition activity and has potential value for developing antitumor drugs; patent CN107043383B discloses an aporphine alkaloid Illigerine A prepared by taking rattan stems as a raw material and carrying out five steps of methanol extraction, ethyl acetate extraction, primary column chromatography, secondary column chromatography, tertiary column chromatography and washing and impurity removal. However, there is no introduction about how to expand the use of the Chinese medicinal herbs to maximize their efficacy and exert their corresponding effects, which is still the main direction of medical research.
Disclosure of Invention
The invention aims to provide a preparation method and application of a Chinese parsley extract, the Chinese parsley extract is found for the first time to have obvious activity of regulating uric acid, and has the patent medicine potential of preparing a medicinal preparation for preventing or treating hyperuricemia and related diseases, and the medicinal preparation has the advantages of simple preparation method, low cost and good patent medicine economic benefit.
In order to achieve the purpose, the invention adopts the following technical scheme:
a preparation method of a Chinese parsley extract comprises the following steps:
(1) pulverizing caulis sinomenii into fine powder, adding a proper amount of water, heating and extracting for 2-4 times, collecting an extracting solution, and concentrating to 1.0-1.2 g/mL;
(2) performing column chromatography separation on the concentrated solution by using a silica gel chromatographic column, performing gradient elution by using ethanol with different concentrations as mobile phases, collecting each eluate, and concentrating to obtain an extract to obtain the extract of the Chinese dutchmanspipe vine.
The specific extraction method in the step (1) comprises the following steps:
(1) pulverizing caulis sinomenii into fine powder, adding distilled water with the mass of 4-8 times of that of the caulis sinomenii, soaking for 40-80 min, heating to 80-minus 100 ℃, extracting for 40-80 min, filtering, and collecting filtrate;
(2) adding distilled water with the mass of 4-8 times of that of the filter residue, heating to 80-100 ℃, extracting for 40-80 min, filtering, and collecting filtrate;
(3) and repeatedly extracting the filter residue for 1-3 times, combining the filtrates obtained by multiple extraction, and concentrating to 1.0-1.2 g/mL to obtain the aqueous extract of the Chinese ivy.
The ethanol with different concentrations is ethanol with volume concentration of 0-95%. Selecting a plurality of gradient eluents with the concentration of 0-95% by volume.
Preferably, the different concentrations of ethanol are 0%, 30%, 60%, 75%, 95% ethanol by volume.
The application of the water extract or the extract of the Chinese medicinal material moldavica dragonhead to the preparation of medicaments for treating/preventing hyperuricemia and related diseases or medicaments with the function of regulating uric acid. Preferably, the Chinese ivy extract refers to 30-75% (volume concentration) ethanol elution part of the Chinese ivy aqueous extract.
The hyperuricemia and related diseases are one or more of hypertension, hyperlipidemia, atherosclerosis, obesity, insulin resistance, nephropathy, inflammation, infectious diseases, tumor lysis syndrome, climacteric syndrome, organ transplantation complications, obstructive sleep apnea and primary sicca syndrome caused by uric acid metabolic disorder.
The extract of the Chinese ivy is selectively added with conventional auxiliary materials and prepared into a clinically acceptable pharmaceutical preparation for treating/preventing hyperuricemia and related diseases or having the function of regulating uric acid according to a conventional process.
The preparation comprises tablets, capsules, dripping pills, granules, tinctures, vinum and the like.
The conventional adjuvants include more than one of starch, lactose, microcrystalline cellulose, dextrin, calcium phosphate, polyethylene glycol-4000, polyethylene glycol-6000, sodium carboxymethylcellulose, hydroxypropyl cellulose or crospovidone, etc.
The invention has the beneficial effects that:
1. the invention discovers for the first time that the Chinese moldavica dragonhead extractive has obvious activity of regulating uric acid, has the patent medicine potential of preparing the medicinal preparation for preventing or treating hyperuricemia and related diseases thereof, provides a new material basis for developing the innovative medicaments for resisting the hyperuricemia, and has potential and huge social benefit and economic benefit.
2. The invention has rich sources of the Chinese ivy, is convenient and easy to obtain, and can be used for preparing a large amount of Chinese ivy extracts. Although the Chinese medicine component has a certain activity of resisting hyperuricemia when the dosage of the Chinese medicine component is high, the dosage is large and the activity is low, therefore, in the preparation method of the Chinese medicine component, the Chinese medicine component is subjected to water extraction for a plurality of times and combined extract to obtain the Chinese medicine component, then the Chinese medicine component is eluted by ethanol with different concentrations to obtain different elution parts, and finally the parts with obvious curative effect on hyperuricemia and related diseases are collected, so that the activity of regulating uric acid of the finally obtained Chinese medicine component and the pharmaceutical preparation thereof is greatly improved; and the whole extraction and preparation method is simple and easy to implement, low in cost, small in pollution, beneficial to large-scale production under the conditions of energy conservation and emission reduction, and good in industrialization prospect.
3. According to the invention, the influence of the Chinese moldavica vine extract on the level of uric acid in blood serum of a mouse with hyperuricemia caused by hypoxanthine and the influence of the Chinese moldavica vine extract on toe swelling of a rat induced by sodium urate are researched, so that the Chinese moldavica vine extract disclosed by the invention has obvious activity of regulating uric acid on the hyperuricemia, and the Chinese moldavica vine aqueous extract also has a certain activity of resisting the hyperuricemia at a high dosage.
4. The Chinese medicine composition has the effects of dispelling wind, promoting blood circulation and the like, can be used for treating diseases such as rheumatic bone pain, traumatic injury, hypertrophic spondylitis and the like, and can play a role in preventing or treating hyperuricemia or gout and treating other complications.
5. The extract of the Chinese ivy is mixed with auxiliary materials to prepare tablets, capsules, dripping pills, granules, tinctures, vinous agents and the like, the preparations are convenient to take, can be taken alone or matched with other medicaments, and can be taken orally to quickly convey the medicament property to the disease part through blood for effective treatment.
Detailed Description
In order to describe the present invention in more detail, the present invention will be further described with reference to the following examples.
Example 1 preparation of an aqueous extract of Celastrus orbiculatus
Pulverizing caulis et folium piperis into fine powder, collecting 1kg of caulis et folium piperis fine powder, soaking in 4L distilled water for 60min, heating to 80 deg.C, extracting for 60min, filtering, and collecting filtrate; adding 4L distilled water into the residue, heating to 80 deg.C, extracting for 60min, filtering, and collecting filtrate; adding 4L distilled water into the residue, heating to 80 deg.C, extracting for 60min, filtering, and collecting filtrate; and combining the extracting solutions for 3 times, and concentrating to 1.0-1.2 g/mL to obtain the compound.
Example 2 preparation of an aqueous extract of Celastrus orbiculatus
Pulverizing caulis Sinomenii into fine powder, collecting 1kg of caulis Sinomenii fine powder, soaking in 6L distilled water for 60min, heating to 90 deg.C, extracting for 60min, filtering, and collecting filtrate; adding 6L distilled water into the residue, heating to 90 deg.C, extracting for 60min, filtering, and collecting filtrate; adding 6L distilled water into the residue, heating to 90 deg.C, extracting for 60min, filtering, and collecting filtrate; and combining the extracting solutions for 3 times, and concentrating to 1.0-1.2 g/mL to obtain the compound.
Example 3 preparation of an aqueous extract of Celastrus orbiculatus
Pulverizing caulis et folium piperis into fine powder, collecting 1kg of caulis et folium piperis fine powder, soaking in 8L distilled water for 60min, heating to 98 deg.C, extracting for 60min, filtering, and collecting filtrate; adding 8L distilled water into the residue, heating to 98 deg.C, extracting for 60min, filtering, and collecting filtrate; adding 8L distilled water into the residue, heating to 98 deg.C, extracting for 60min, filtering, and collecting filtrate; and combining the extracting solutions for 3 times, and concentrating to 1.0-1.2 g/mL to obtain the compound.
Example 4 preparation of an aqueous extract of Celastrus orbiculatus
Pulverizing caulis et folium piperis into fine powder, collecting 1kg of caulis et folium piperis fine powder, soaking in 8L of distilled water for 80min, heating to 80 deg.C, extracting for 80min, filtering, and collecting filtrate; adding 6L distilled water into the residue, heating to 90 deg.C, extracting for 60min, filtering, and collecting filtrate; adding 4L distilled water into the residue, heating to 98 deg.C, extracting for 40min, filtering, and collecting filtrate; and combining the extracting solutions for 3 times, and concentrating to 1.0-1.2 g/mL to obtain the compound.
Example 5 preparation of ethanol elution fraction of an aqueous extract of Celastrus orbiculatus
Taking the concentrated solution of the aqueous extract of the sinomenium acutangtum prepared by the preparation method of the embodiment 3, performing column chromatography separation by using a silica gel chromatographic column, sequentially performing gradient elution by using ethanol with volume concentration of 0%, 5%, 10%, 15%, 20%, 25%, 30%, 35%, 40%, 45%, 50%, 55%, 60%, 65%, 70%, 75%, 80%, 85%, 90% and 95% as a mobile phase, and respectively collecting each eluate and concentrating the eluate to obtain an extract, namely the sinomenium acutanguticum extract.
Example 6 preparation of ethanol elution fraction of an aqueous extract of Celastrus orbiculatus
Taking the concentrated solution of the caulis sinomenii aqueous extract prepared by the preparation method of the embodiment 3, performing column chromatography separation by adopting a silica gel chromatographic column, performing gradient elution by taking ethanol with volume concentration of 0%, 15%, 30%, 45%, 60%, 75% and 90% as a mobile phase in sequence, collecting each eluate respectively, and concentrating to obtain an extract, namely the caulis sinomenii extract.
Example 7 preparation of ethanol elution fraction of an aqueous extract of Celastrus orbiculatus
Taking the concentrated solution of the caulis sinomenii aqueous extract prepared by the preparation method of the embodiment 3, carrying out column chromatography separation by adopting a silica gel chromatographic column, carrying out gradient elution by taking ethanol with volume concentration of 0%, 30%, 60%, 75% and 95% as a mobile phase in sequence, collecting each eluate respectively, and concentrating to obtain an extract, thus obtaining the caulis sinomenii extract.
Example 8 preparation of ethanol elution fraction of an aqueous extract of Celastrus orbiculatus
Taking the concentrated solution of the caulis sinomenii aqueous extract prepared by the preparation method of the embodiment 3, carrying out column chromatography separation by adopting a silica gel chromatographic column, carrying out gradient elution by taking ethanol with volume concentration of 15%, 35%, 55%, 75% and 95% as a mobile phase in sequence, collecting each eluate respectively, and concentrating to obtain an extract, thus obtaining the caulis sinomenii extract.
Example 9 preparation of a tablet of an extract of Celastrus orbiculatus
[ prescription ] 60% ethanol elution fraction of the aqueous extract of moldavica dragonhead prepared by the method of example 7 (the amount corresponding to 4kg of moldavica dragonhead herb), 300g of dry starch;
[ PREPARATION METHOD ] mixing the 60% ethanol eluted part of the extract of Celastrus angulatus with dry starch, adding appropriate amount of sodium carboxymethylcellulose and pulvis Talci, granulating, drying, and pressing into 1000 tablets to obtain Celastrus angulatus extract tablet, each tablet containing 4g of Celastrus angulatus.
The above-mentioned dry starch, sodium carboxymethylcellulose and talc powder are all commercially available.
Example 10 preparation of a Celastrus orbiculatus extract Capsule
[ prescription ] 60% ethanol elution fraction of the aqueous extract of moldavica dragonhead prepared by the method of example 7 (the amount corresponding to 4kg of moldavica dragonhead herb), 300g of dry starch;
[ PREPARATION METHOD ] mixing the 60% ethanol elution part of the extract of the orienavine with dry starch, adding a proper amount of sodium carboxymethylcellulose and talcum powder, granulating, drying, and encapsulating into 1000 capsules, wherein each capsule contains 4g of orienavine.
The above-mentioned dry starch, sodium carboxymethylcellulose and talc powder are all commercially available.
Example 11 preparation of a granule of an extract of Celastrus orbiculatus
[ prescription ] the 60% ethanol elution fraction of the aqueous extract of moldavica dragonhead prepared by the method of example 7 (corresponding to 8kg of moldavica dragonhead herb) and 300g of dry starch;
[ PREPARATION METHOD ] mixing the 60% ethanol eluted part of the extract of Celastrus angulatus water extract with dry starch, adding appropriate amount of sodium carboxymethylcellulose and pulvis Talci, granulating, drying, and packaging into 1000 bags to obtain Celastrus angulatus extract granule, each bag containing 8g of Celastrus angulatus.
The above-mentioned dry starch, sodium carboxymethylcellulose and talc powder are all commercially available.
Test of drug Property
To verify the activity of the extract of sinomenium perfoliatum of the present invention in modulating uric acid, the applicant carried out the following tests:
1. effect of Celastrus orbiculatus extract on hypoxanthine induced hyperuricemia mouse serum uric acid level
And (3) testing the sample: the Chinese medicinal herbs of the Chinese medicinal herbs include the Chinese medicinal herbs of the embodiment 3, and the Chinese medicinal herbs of the embodiment 7 are 50% ethanol-eluted parts of the Chinese medicinal herbs.
The treatment method comprises the following steps: 90 mice, randomly divided into 9 groups of 10 mice each, namely a normal group, a model group, a positive control group (allopurinol 20 mg.kg)-1) The high, medium and low dosage groups of the extract of the Chinese ivy (respectively equal to 10g.kg of the Chinese ivy medicinal material)-1、5g.kg-1And 2.5g.kg-1) The high, medium and low dosage groups of the Chinese medicine ivy aqueous extract (respectively equal to 10g-1、5g.kg-1And 2.5g.kg-1) Gavage was performed 1 time per day, and equal volume of distilled water was gavage for 12 consecutive days in the normal group and the model group. After the last administration for 1h, except the normal group, the other groups were administered with hypoxanthine 0.4g.kg by gavage-1And after 1h, blood is taken from eyeballs of the mice in each group, centrifugation is carried out for 10min at 1000 Xg, and serum is taken, and the content of uric acid in the serum is determined by adopting a phosphotungstic acid colorimetric method.
As a result: as shown in table 1, compared with the model group, the mouse serum uric acid levels of the mice in the high, medium and low dose groups of the sinomenium acutum extract and the high, medium and low dose groups of the sinomenium acutum extract are all reduced, but the mouse serum uric acid levels of the mice in the high, medium dose groups (the doses are respectively 10g and 5g of the medicinal materials) of the sinomenium acutum extract and the high dose group (the dose is 20g of the medicinal materials) of the sinomenium acutum extract are obviously reduced, and the comparison has statistical significance (P is less than 0.05).
2. Effect of Celastrus orbiculatus extract on sodium urate-induced toe swelling in rats
And (3) testing the sample: the Chinese medicinal herbs of the Chinese medicinal herbs include the Chinese medicinal herbs of the embodiment 3, and the Chinese medicinal herbs of the embodiment 7 are 50% ethanol-eluted parts of the Chinese medicinal herbs.
The treatment method comprises the following steps: 70 rats were randomly divided into 7 groups of 10 rats, i.e., normal group, model group, and positive control group (colchicine 0.5 mg.kg)-1) High and low dose groups of the extract of the Chinese ivy (respectively equivalent to 10g.kg of the Chinese ivy medicinal material)-1And 2.5g.kg-1) The high and low dose groups of the Chinese medicine caulis sinomenii aqueous extract (respectively equal to 20g-1And 10g.kg-1) Gavage was performed 1 time per day, and equal volume of distilled water was gavage for 12 consecutive days in the normal group and the model group. After 1 hour of the last administration, 0.15mL of physiological saline was subcutaneously injected to the right hind sole of the rat in the normal group, and 0.15mL of sodium urate crystals (100 g.L) was subcutaneously injected to the right hind sole of the rat in each of the other groups-1) For inflammation, the circumference of the right hind paw of the rat was measured before and after injection. The swelling condition and the circumference of the right hind foot sole of the rat 2, 3, 5 and 6h after the injection are observed and measured, and the swelling rate is calculated.
Footpad swelling rate =100 (-t time circumference-t)0Time circumference)/t0The time circumference.
As a result: as shown in Table 2, the toe swelling rate of the model rats was significantly increased compared to the control group; compared with the model group, the swelling rate of rats in the high-dose group (dose is 10g medicinal materials) of the sinomenium acutum extract after model building is obviously reduced, and the swelling rate of rats in the low-dose group (dose is 2.5g medicinal materials) of the sinomenium acutum extract after model building is obviously reduced; the swelling rate of rats in the high-dose group (20 g medicinal material) of the Chinese ivy herb water extract after molding is remarkably reduced, the low-dose group (10 g medicinal material) of the Chinese ivy herb water extract has no remarkable influence, and the difference has statistical significance (P is less than 0.05).
Claims (10)
1. A preparation method of a Chinese medicine caulis Celastri sinensis extract, wherein the Chinese medicine caulis Celastri sinensis is dried rattan of Chinese medicine caulis Celastri sinensis of Celastrus of Nelumbonaceae, is characterized by comprising the following steps:
(1) pulverizing caulis sinomenii into fine powder, adding a proper amount of water, heating and extracting for 2-4 times, collecting an extracting solution, and concentrating to 1.0-1.2 g/mL;
(2) performing column chromatography separation on the concentrated solution by using a silica gel chromatographic column, performing gradient elution by using ethanol with different concentrations as mobile phases, collecting each eluate, and concentrating to obtain an extract to obtain the extract of the Chinese dutchmanspipe vine.
2. The preparation method of the Celastrus orbiculatus extract according to claim 1, wherein the specific extraction method in the step (1) is as follows:
(1) pulverizing caulis sinomenii into fine powder, adding distilled water with the mass of 4-8 times of that of the fine powder, soaking for 40-80 min, heating to 80-100 ℃, extracting for 40-80 min, filtering, and collecting filtrate;
(2) adding distilled water with the mass of 4-8 times of that of the filter residue, heating to 80-100 ℃, extracting for 40-80 min, filtering, and collecting filtrate;
(3) and repeatedly extracting the filter residue for 1-3 times, combining the filtrates obtained by multiple extraction, and concentrating to 1.0-1.2 g/mL to obtain the aqueous extract of the Chinese ivy.
3. The method for preparing the Celastrus orbiculatus extract according to claim 1, wherein the volume concentration of ethanol in step (2) is in the range of 0-95%.
4. The method for preparing the Celastrus orbiculatus extract according to claim 3, wherein the volume concentration of ethanol is 0%, 30%, 60%, 75%, 95%.
5. The extract of Celastrus orbiculatus according to any one of claims 1-4.
6. Use of the extract of Celastrus orbiculatus according to claim 5 in the preparation of a medicament for treating/preventing hyperuricemia and related diseases or a medicament having a function of regulating uric acid.
7. The use as claimed in claim 6, wherein the extract of Celastrus orbiculatus is obtained by eluting with 30-75 vol.% ethanol.
8. The use according to claim 6, wherein the hyperuricemia and related disorders are one or more of hypertension, hyperlipidemia, atherosclerosis, obesity, insulin resistance, nephropathy, inflammation, infectious diseases, tumor lysis syndrome, climacteric syndrome, organ transplantation complications, obstructive sleep apnea and primary sicca syndrome caused by dysregulation of uric acid metabolism.
9. The use according to claim 6 or 7, wherein the extract of the moldavica dragonhead is optionally added with conventional auxiliary materials, and prepared into a clinically acceptable pharmaceutical preparation for treating/preventing hyperuricemia and related diseases or having a function of regulating uric acid according to a conventional process.
10. Use according to claim 9, characterized in that the preparation comprises a tablet, capsule, drop pill, granule, tincture or wine.
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CN104771442A (en) * | 2015-02-15 | 2015-07-15 | 广西卫生职业技术学院 | Tinospora sinensis Merr extract, and extraction method and application thereof |
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CN113999730A (en) * | 2021-11-09 | 2022-02-01 | 扬州市东源日化旅游用品厂 | Mite-killing laundry detergent and preparation method thereof |
CN113999730B (en) * | 2021-11-09 | 2024-01-12 | 江西锦润药业有限公司 | Mite-removing laundry detergent and preparation method thereof |
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