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CN1935762A - Pharmaceutical use of ent-eudesmane alcohol type sesquiterpene for inhibiting hepatitis virus - Google Patents

Pharmaceutical use of ent-eudesmane alcohol type sesquiterpene for inhibiting hepatitis virus Download PDF

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CN1935762A
CN1935762A CN 200610053827 CN200610053827A CN1935762A CN 1935762 A CN1935762 A CN 1935762A CN 200610053827 CN200610053827 CN 200610053827 CN 200610053827 A CN200610053827 A CN 200610053827A CN 1935762 A CN1935762 A CN 1935762A
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mapping
hepatitis
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eucalyptus
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CN100497279C (en
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赵昱
刘光明
于荣敏
李海波
巫秀美
孙汉董
孙先凤
张荣平
钱金袱
郝小江
白骅
约阿施·史托克希特
张礼和
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赵昱
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Abstract

The invention relates to an enantiomorphic amine alkyl sesquiterpene alcohol and glucoside and the medicated salt or solvent thereof, as well as the effect and activity of the composed medicine combination, mainly relating to the medical use in reducing HBV-DNA replication activity. And it has considerably strong inhibiting effect on HBsAG screted by HepG2.2.15 and HBV-DNA replication as compared with positive contrast Lamivudine; and it has obvious inhibition activity to HBV-DNA replication at large dosage (100 mug/mL) and medium dosage(20 mug/mL) as contrasted with Lamivudine, and can be expected to apply to preparing medicines for curing HB virus infection disease.

Description

The medicinal use of one class mapping eucalyptus alkanol type sesquiterpene for inhibiting hepatitis virus
Technical field
The drug activity of the pharmaceutical composition that the present invention relates to a pure and mild glycosides of class mapping eudesmane type sesquiterpene and pharmacologically acceptable salt thereof or solvate and form thus relates generally to it at the medicinal use that reduces hepatitis B surface antigen(HBsAg) and suppress hepatitis B virus thymus nucleic acid (HBV-DNA) replication activity.
Technical background
Hepatitis B (abbreviation hepatitis B) is the transmissible disease that is caused by hepatitis B virus (HBV), by blood and body fluid communication, has chronic carrier state.This disease is widely current in China, crowd infection rate's height, and infection rate reaches more than 35% in certain areas.According to pertinent data, the patient of hepatitis tests positive reaction has reached 1.89 hundred million, and the number (carrier) nearly 400,000,000 of should not going to a doctor.It is one of the most serious transmissible disease of current harm people ' s health.Hepatitis B clinical manifestation variation easily develops into chronic hepatitis and liver cirrhosis, and a few patients can change primary hepatocarcinoma into.Now the medicine of hepatitis B mainly contains nucleoside medicine, protects the liver class medicine and immunological reagent etc., but equal progress of disease controlling fully.At present the most frequently used in the nucleoside medicine also is lamivudine the most effectively, but its life-time service can cause resistance, easily knock-on after the drug withdrawal, and this has had a strong impact on the curative effect of this medicine.
The present antiviral of the using inhibitor of virus replication just in fact, directly kill virus and break virus body, otherwise will damage host cell.These antiviral also exist toxic side effect greatly, easily to cause after virogene sudden change, the drug withdrawal shortcomings such as easily knock-on, so the development of new antiviral drug is the task of top priority in current medicament research and development field.
Eudesmane type sesquiterpene is the terpenoid that 15 carbon constitute skeletons, and this compounds generally has multiple biological activity, and report focuses mostly in antitumor, antibiotic, antimalarial and antimycotic direction.External this eudesmane type sesquiterpene alcohol derivatives of discovery in the recent period has multiple antiviral activity.As (Journal of Antimicrobial Chemotherapy such as Hayashi in 1996,1996,37 (4), separate when 759-768) Tripterygium platymiscium Tripterygium wilfordii Hook fil.var.regelii Makino being studied and obtained one herpes simplex types 1 virus (Herpes simplex virustype 1, HSV-1) (treatment index TI) surpasses 10 compound TriptofordinC-2 (compound 1) to the selective therapy index.
Figure A20061005382700051
(Tennen Yuki Kagobutsu Toronkai Koen Yoshishu such as Duan in 1999,1999,41st, 535-540) ethyl acetate of the methanol extract of the root position of plant Tripterygium hypoglaucum (Levi.) Hutch that Tripterygium is belonged to has partly been carried out system's separation, obtain compound 2, and find that it has the activity of certain anti AIDS virus (HIV), can promote the generation of cytokine simultaneously.At continuation further investigation (Duan etc. to this plant, Journal ofNatural Products, 2000,63 (3), the new eudesmane type sesquiterpene alcaloid-derivatives Triptonine B (compound 3) that is separated to 357-361) has embodied the activity of potential anti HIV-1 virus, its half virtual value (EC50) is less than 0.1 μ g/ml, and its external treatment index is greater than 1000, so there is very much exploitation to be worth.
(Phytochemistry such as Hoang Vu Dinh in 2002,2002,59 (3), 325-329) separate from Litseaverticillata Hance (Lauraceae) and obtain new eudesmane type sesquiterpene verticillatol (compound 4), it has anti-activity (its 503nhibiting concentration IC that likes magnetic virus to use the test shows of being carried out as model by the osteosarcoma of HIV virus infection (human osteosarcoma) HOG.R5 cell 50Value is 34.5 μ g/ml), when 20 μ g/ml, detect toxicity simultaneously less than its pair cell, can be used as the lead compound of AIDS resisting.
(Journal of Natural Products such as Sun in 2004,2004,67 (12), 1975-1979) reported new eudesmane type sesquiterpene 4 (15)-eucalyptus alkane-1 β that are separated to from Caragana intermedia, the minimum inhibitory concentration that 7 salmefamols (5) are gone into the HIV-IIIB virus of MT-2 cell to infection is 10 μ g/ml, and other three compounds (6,7,8) then shown restraining effect to rice blast virus, minimum inhibitory concentration is respectively 12,16 and 20 μ g/ml.
Figure A20061005382700061
By above-mentioned result of study as seen, this type of eudesmane type sesquiterpene alcohol has than obvious effects suppressing virus, yet the inventor finds the eudesmane type sesquiterpene compound of having reported so far with antiviral activity and focuses mostly on eucalyptus alkanols compound, and the still rare investigator of mapping eudesmane type sesquiterpene alcohol compound sets foot in.In addition, nobody carries out antiviral activity research and report to the glycosides compound of eudesmane type sesquiterpene especially.The inventor thereby further forefathers are not added the pure and mild glycoside derivative of the mapping eudesmane type sesquiterpene of studying and carry out antiviral activity test.
During the inventor worked in the past systematic study once the chemical ingredients and the pharmacological action of Yunnan treatment influenza among the people and parotitic herbal medicine composite family Laggera alata (Roxb.) Sch.-Bip. platymiscium Wingedtooth Laggera Herb (being tooth wing Laggera alata (Roxb.) Sch.-Bip. Laggera pterodonta (DC.) Benth) and Laggera alata (Roxb.) Sch.-Bip. (Laggera alata (D.Don) Sch.-Bip.ex Oliv), [girth is new, Zhao Yu etc. to find wherein to contain a large amount of pure and mild glycosides compounds of mapping eudesmane type sesquiterpene, CHINA JOURNAL OF CHINESE MATERIA MEDICA, (summary) 2006,31 (14), 1133-1140, and the pertinent literature quoted of this article; Li Shunlin etc., Yunnan plant research, 1993,15 (3), 303; Li Shunlin etc., Yunnan plant research, 1994,16 (3), 313; Zhao Yu (Yu Zhao) etc., Chinese Chemical Letters, 1996,7 (12), 1093; Zhao Yu (Yu Zhao) etc., Phytochemistry, 1997,44 (3), 459; Zhao Yu (Yu Zhao) etc., J.Nat.Prod.1997,60 (6), 545; Zheng Qunxiong, Zhao Yu etc., journal of Zhejiang university (medicine) 2002,31 (6), 406].Even more noteworthy: Hong Kong researchist finds that tooth wing Laggera alata (Roxb.) Sch.-Bip. aqueous extract has anti-I type hsv (HSV-1) effect, half-inhibition concentration (IC in the recent period 50) be 250 μ g/mL, and half cell toxicant concentration (CC 50) be 750 μ g/mL.The IC of while anti respiratory syncytial virus (RSV) 50Be 15.6 μ g/mL, CC 50Be 500 μ g/mL[Li YL, Ooi LSM, Wang H, et al.Antiviral activities of medicinalherbs traditionally used in southern mainland China.Phytother Res, 2004,18 (9): 718].The inventor has done further research on the basis of existing technology, being primarily aimed at the anti-HBV activity of this platymiscium chemical monomer composition screens, discovery belongs to the pure and mild glycosides compound of such mapping eudesmane type sesquiterpene that extracts the medicinal plant from Laggera alata (Roxb.) Sch.-Bip. and has the effect that significant hepatitis B virus resisting reduces hepatitis B surface antigen simultaneously, and consult through document, up to the present, still not about the pure and mild glycoside compound treatment of such mapping eudesmane type sesquiterpene hepatitis B virus infection disease and the report for preparing anti-hepatic-B virus medicine.Finish the present invention in view of the above.
Summary of the invention
The pharmaceutical composition that the purpose of this invention is to provide the pure and mild glycosides of mapping eudesmane type sesquiterpene of the class high-efficiency low-toxicity shown in the formula (1) and pharmacologically acceptable salt thereof or solvate and formed thus, specifically pure and mild glycosides of such mapping eudesmane type sesquiterpene and pharmacologically acceptable salt thereof or solvate are reducing hepatitis B surface antigen(HBsAg) and are suppressing the active medicinal use of hepatitis B viruses (HBV) dna replication dna.
Figure A20061005382700071
Wherein, R 1, R 2, R 3, R 4, R 5Can be the same or different, can be hydrogen, hydroxyl, contain alkoxyl group, the halogen of 1~8 carbon, also can be replacement or unsubstituted five-carbon sugar or the hexose that links with any configuration and eucalyptus alkane skeleton.Preferably separation and purification from plant of the pure and mild glycosides of mapping eudesmane type sesquiterpene shown in the Chinese style of the present invention (1) more preferably obtains from feverfew, most preferably obtains from composite family Laggera alata (Roxb.) Sch.-Bip. platymiscium Wingedtooth Laggera Herb or Laggera alata (Roxb.) Sch.-Bip..Most preferred formula (1) compound is among the present invention:
Compound 1-a: pterodondiol (pterodondiol, 4 β, 11-dihydroxyl-mapping-eucalyptus alkane);
Compound 1-b: Wingedtooth Laggera Herb triol first (pterodontriolA, 2 α, 4 β, 11-trihydroxy--mapping-eucalyptus alkane);
Compound 1-c: Pterodontriol B (pterodontriolB, 1 α, 4 β, 11-trihydroxy--mapping-eucalyptus alkane);
Compound 1-d: Wingedtooth Laggera Herb triol third (pterodontriolC, 4 β, 8 α, 11-trihydroxy--mapping-eucalyptus alkane);
Compound 1-e: Wingedtooth Laggera Herb tetrol (pterodontetraol, 1 α, 2 β, 4 β, 11-tetrahydroxy-mapping-eucalyptus alkane);
Compound 1-f:4 β, 9 α, 11-trihydroxy--mapping-eucalyptus alkane (4 β, 9 α, 11-triol-enantio-eudesmane);
Compound 1-g: Wingedtooth Laggera Herb glycosides C (pterodontoside C, 4 β-(β-D-glucopyranosyloxy)-enantio-eudesma-11-ol);
Compound 1-h: Wingedtooth Laggera Herb glycosides D (pterodontoside D, 11-(β-D-glucopyranosyloxy)-the enantio-eudesma-4 beta-ol);
Compound 1-i: Wingedtooth Laggera Herb glycosides E (pterodontoside E, 4 β-(β-D-glucopyranosyloxy)-enantio-eudesma-1 α, 11-diol);
Compound 1-j: Pterodontoside F (pterodontoside F, 1 α-(β-D-glucopyranosyloxy)-enantio-eudesma-4 β, 11-diol);
Figure A20061005382700072
Another purpose of the present invention has provided the purposes that formula (1) compound is used to prevent and treat hepatitis B, reduces hepatitis B surface antigen;
Another object of the present invention has provided a kind of pharmaceutical composition of preventing and treating hepatitis B, reduction hepatitis B surface antigen that contains formula (1) compound, it contains the formula as activeconstituents (1) compound for the treatment of significant quantity, perhaps its pharmacologically acceptable salt or solvate and pharmaceutically acceptable auxiliaries.It can be that tablet, capsule, injection squeeze, aerosol, suppository, film, pill, paster agent, subcutaneous planting bury agent, externally-applied liniment, oral liquid or ointment, can also adopt the known controlled release of modern pharmaceutical circle or slow release formulation or nanometer formulation.
Embodiment
The preparation method of the pure and mild glycosides of mapping eudesmane type sesquiterpene shown in this formula (1), can publish an article referring to investigators such as the inventor [Li Shunlin etc., Yunnan plant research, 1993,15 (3), 303; Li Shunlin etc., Yunnan plant research, 1994,16 (3), 313; Zhao Yu (Yu Zhao) etc., Chinese Chemical Letters, 1996,7 (12), 1093; Zhao Yu (Yu Zhao) etc., Phytochemistry, 1997,44 (3), 459; Zhao Yu (Yu Zhao) etc., J.Nat.Prod.1997,60 (6), 545; Zheng Qunxiong, Zhao Yu etc., journal of Zhejiang university (medicine) 2002,31 (6), 406].Prepare the pure and mild glycoside compound of mapping eudesmane type sesquiterpene shown in the formula (1) according to the method for describing in the document, its spectroscopic data of each compound that purifying obtains conforms to corresponding reported values in above-mentioned the offering.Below list the part spectroscopic data.Compound 1-a: pterodondiol (pterodondiol, 4 β, 11-dihydroxyl-mapping-eucalyptus alkane); No color lump crystalline substance (acetone), 105~106 ℃ of fusing points; [α] 25 D29.2 (CHCl 3, c2.1); Mass spectrum EIMS:240[M] +(1), 222,204,164,108,81,41.
Compound 1-b: Wingedtooth Laggera Herb triol first (pterodontriol A, 2 α, 4 β, 11-trihydroxy--mapping-eucalyptus alkane); Colourless needle (acetone), 187~188 ℃ of fusing points; Mass spectrum EIMS:256 [M] +(2), 238,220,205,180,147,106,93,55.
Compound 1-c: Pterodontriol B (pterodontriolB, 1 α, 4 β, 11-trihydroxy--mapping-eucalyptus alkane); Colourless needle (acetone), 182~183 ℃ of fusing points; Mass spectrum EIMS:256 [M] +(1), 238,220,205,187,165,136,98,67,59.
Compound 1-d: Wingedtooth Laggera Herb triol third (pterodontriol C, 4 β, 8 α, 11-trihydroxy--mapping-eucalyptus alkane); Colourless column crystal (methyl alcohol), 193~194 ℃ of fusing points; Mass spectrum EIMS:256 [M] +(0.5), 238,220,205,187,180,177,162,147,109,95,59.
Compound 1-e: Wingedtooth Laggera Herb tetrol (pterodontetraol, 1 α, 2 β, 4 β, 11-tetrahydroxy-mapping-eucalyptus alkane); Colourless powder (acetone), fusing point>228 ℃ (decomposition); Mass spectrum EIMS:254[M-H 2O] +(1), 236,218,200,165,105,59.
Compound 1-f:4 β, 9 α, 11-trihydroxy--mapping-eucalyptus alkane (4 β, 9 α, 11-triol-enantio-eudesmane); Colourless needle (acetone), 183~184 ℃ of fusing points; Mass spectrum EIMS:256[M] +(0.5), 238,220,187,162,103,67.
Compound 1-g: Wingedtooth Laggera Herb glycosides C[pterodontoside C, 4 β-(β-D-glucopyranosyloxy)-enantio-eudesma-11-ol]; Colourless powder (methyl alcohol), 187~188 ℃ of fusing points; Mass spectrum EIMS:240[M-glucosyl group] +(2), 222,204,189,149,109,81,69.
Compound 1-h: Wingedtooth Laggera Herb glycosides D[pterodontoside D, 11-(β-D-glucopyranosyloxy)-the enantio-eudesma-4 beta-ol]; Colourless powder (methyl alcohol), 193~194 ℃ of fusing points; Mass spectrum EIMS:240[M-glucosyl group] +(4), 222,204,189,137,81,55.
Compound 1-i: Wingedtooth Laggera Herb glycosides E[pterodontoside E, 4 β-(β-D-glucopyranosyloxy)-enantio-eudesma-1 α, 11-diol]; Colourless powder (methyl alcohol), 203~205 ℃ of fusing points; Mass spectrum EIMS:256[M-glucosyl group] +(0.5), 238,221,203,163,147,121,59.
Compound 1-j: Pterodontoside F [pterodontoside F, 1 α-(β-D-glucopyranosyloxy)-
Enantio-eudesma-4 β, 11-diol]; Colourless powder (methyl alcohol), 196~198 ℃ of fusing points; Mass spectrum EIMS:256[M-glucosyl group] +(2), 238,221,203,163,147,121,107,59.
Adopt mtt assay to measure the restraining effect of the pure and mild glycoside compound of mapping eudesmane type sesquiterpene shown in the formula (1) to the growth of HepG2.2.15 cell.The toxic experimental result of specimen pair cell shows that the formula of extracting (1) compound does not have obvious restraining effect to the growth of HepG2.2.15 cell under experimental concentration from Wingedtooth Laggera Herb or Laggera alata (Roxb.) Sch.-Bip..Measure the restraining effect of eudesmane type sesquiterpene derivative to HBV: experimental result shows that the formula of extracting (1) compound has the effect of significant inhibition HBV from Wingedtooth Laggera Herb or Laggera alata (Roxb.) Sch.-Bip..Its hepatitis B surface antigen to HepG2.2.15 emiocytosis (HBsAg) and duplicating of hepatitis B virus thymus nucleic acid (HBV-DNA) have significant inhibitory effect, and prompting type (1) compound has the characteristics of drug safety and highly efficient anti-virus.Therefore, according to the inventor's research, the formula of extracting from Wingedtooth Laggera Herb or Laggera alata (Roxb.) Sch.-Bip. (1) compound can be used for the treatment of the hepatitis B virus infection disease and be used to prepare the medicine of treatment hepatitis B virus infection disease.In order to understand essence of the present invention better, use formula (1) compound to the HepG2.2.15 cell growth inhibition and to the result of the restraining effect of the duplicating test of the HBsAg of HepG2.2.15 emiocytosis and HBV-DNA below respectively, its new purposes in pharmacy field is described.Embodiment has provided the part activity data of the pure and mild glycoside compound of mapping eudesmane type sesquiterpene shown in the formula (1).Mandatory declaration, embodiments of the invention are to be used to illustrate the present invention rather than limitation of the present invention.Root a tree name essence of the present invention all belongs to the scope of protection of present invention to the simple modifications that the present invention carries out.
Embodiment 1: formula (1) compound is to the restraining effect of the hepatitis B surface antigen(HBsAg) (HBsAg) of HepG2.2.15 emiocytosis
1) cell cultures:
In containing 10% inactivated fetal bovine serum, 100U/ml penicillin and 100 μ g/ml Streptomycin sulphates in the DMEM substratum of 100 μ g/mlG418, are put 37 ℃, 5%CO with the HepG2.2.15 cell cultures 2, cultivate in the incubator of 100% relative humidity.
2) adopt mtt assay to measure the restraining effect of formula (1) compound to the growth of HepG2.2.15 cell:
The HepG2.2.15 cell of taking the logarithm vegetative period falls cell dilution with substratum and becomes 1 * 10 5/ ml is inoculated in 96 porocyte culture plates, every hole 100 μ l, and at 37 ℃, 5%CO 2, cultivate formula (1) compound that adds after 24 hours with the substratum dilution in the incubator of 100% relative humidity, concentration is respectively 1000 μ g/ml, 200 μ g/ml, 40 μ g/ml and 8 μ g/ml, every hole 200 μ l, each concentration is established three multiple holes, places 37 ℃, 5%CO 2, cultivate in the incubator of 100% relative humidity, cultivate after 72 hours, every hole adds 5mg/ml MTT reagent 10 μ l, continues to cultivate 4 hours, discards substratum, every hole adds DMSO 200 μ l, with vibrator vibration 20 minutes, measures the OD value with microplate reader under the 570nm wavelength.With the culture hole that only adds substratum is control wells.
Inhibiting rate (%)=(control wells OD value-experimental group OD value)/control wells OD value * 100%.The experiment triplicate.
The pure and mild glycoside compound of mapping eudesmane type sesquiterpene shown in the mensuration formula (1) is to the restraining effect of hepatitis B surface antigen(HBsAg) (HBsAg).The HepG2.2.15 cell of taking the logarithm vegetative period becomes 1 * 10 with substratum with cell dilution 5/ ml is inoculated in 96 porocyte culture plates, every hole 100 μ l, and at 37 ℃, 5%CO 2, cultivate formula (1) compound that adds after 24 hours with the substratum dilution in the incubator of 100% relative humidity, concentration is respectively 100 μ g/ml, 20 μ g/ml and 40 μ g/ml, every hole 200 μ l, each concentration is established three multiple holes, places 37 ℃, 5%CO 2, cultivate in the incubator of 100% relative humidity, changed the substratum that contains the same concentrations sample in per 4 days, with the substratum equal-volume mixing that swaps out of same sample one concentration, as testing sample.With hepatitis B surface antigen(HBsAg) (HBsAg) concentration in the ELISA kit measurement substratum, represent with P/N; With the positive contrast of lamivudine (3-TC).
3) experimental result
The example that experimental result is as shown in table 1, the formula of extracting from Wingedtooth Laggera Herb or Laggera alata (Roxb.) Sch.-Bip. (1) compound has the effect of significant inhibition hepatitis B surface antigen(HBsAg) (HBsAg).It is to the no obvious restraining effect of HepG2.2.15 cell growth, all is higher than lamivudine but the hepatitis B surface antigen(HBsAg) HBsAg of HepG2.2.15 emiocytosis is suppressed activity under high, medium and low dosage.
Table 1 formula (1) compound is to HepG2.2.15 excretory hepatitis B surface antigen(HBsAg) (HBsAg) inhibiting rate (%)
Sample number into spectrum Concentration (μ g/mL) 4 days 8 days
HBsAg inhibiting rate (%) HBsAg inhibiting rate (%)
Compound 1-a 100 20 4 30.03 / / 35.98 32.30 /
Compound 1-c 100 20 4 24.70 / / 22.63 19.59 /
Compound 1-j 100 20 4 17.68 / / 51.45 34.04 32.88
3TC (lamivudine) 100 20 4 28.12 / / 14.7 / /
This embodiment presentation of results: the pure and mild glycoside compound of mapping eudesmane type sesquiterpene shown in the formula (1) has significant inhibitory effect at the 8th day hepatitis B surface antigen(HBsAg) (HBsAg) to HepG2.2.15 emiocytosis, can expect and develop into the medicine that reduces hepatitis B surface antigen(HBsAg), control Type B viral hepatitis symptom.
Embodiment 2: the restraining effect that formula (1) compound duplicates the hepatitis B virus thymus nucleic acid (HBV-DNA) of HepG2.2.15 emiocytosis
1) cell cultures:
Method is with embodiment 1.
2) adopt mtt assay to measure the restraining effect of the pure and mild glycoside compound compound of mapping eudesmane type sesquiterpene shown in the formula (1) to the growth of HepG2.2.15 cell: method is with embodiment 1.
3) the pure and mild glycoside compound compound of the mapping eudesmane type sesquiterpene shown in the mensuration formula (1) restraining effect that hepatitis B virus thymus nucleic acid (HBV-DNA) is duplicated.The HepG2.2.15 cell of taking the logarithm vegetative period becomes 1 * 10 with substratum with cell dilution 5/ ml is inoculated in 96 porocyte culture plates, every hole 100 μ l, and at 37 ℃, 5%CO 2Cultivate the pure and mild glycoside compound compound of mapping eudesmane type sesquiterpene that adds after 24 hours with shown in the formula (1) of substratum dilution in the incubator of 100% relative humidity, concentration is respectively 100 μ g/ml, 20 μ g/ml and 40 μ g/ml, every hole 200 μ l, each concentration is established three multiple holes, places 37 ℃, 5%CO 2, cultivate in the incubator of 100% relative humidity, changed the substratum that contains the same concentrations sample in per 4 days, with the substratum equal-volume mixing that swaps out of the same concentration of same sample, as testing sample.Measure HBV-DNA concentration in the substratum with the HBV-DNA quantitative PCR kit in the time of the 8th day.With the positive contrast of lamivudine (3-TC).
4) experimental result
Experimental result illustrates as shown in table 2, the formula of from Wingedtooth Laggera Herb or Laggera alata (Roxb.) Sch.-Bip., extracting (1) compound Three Represents composition 1-a, and 1-c and 1-j all have the effect that potent inhibition hepatitis B virus thymus nucleic acid (HBV-DNA) duplicates.
The inhibiting rate (%) that table 2 formula (1) compound duplicated the HBV-DNA of HepG2.2.15 cell in the time of the 8th day
Sample number into spectrum Concentration (μ g/mL) Inhibiting rate (%)
1-a 100 20 4 73.46 / /
1-c 100 20 4 79.45 76.65 23.49
1-j 100 20 4 82.99 67.94 59.24
3TC (lamivudine) 100 20 4 84.78 75.16 67.52
This embodiment presentation of results: the pure and mild glycoside compound of mapping eudesmane type sesquiterpene shown in the formula (1) has great restraining effect to duplicating of hepatitis B virus thymus nucleic acid (HBV-DNA), and it suppresses activity to duplicating of hepatitis B viruses (HBV)-DNA when heavy dose of (100 μ g/mL) the strongest.Belong to potent non-nucleoside and suppress the hepatitis B virus natural product, be worth further paying close attention to and further investigation, and can expect that optimal development is to suppress the medicine of hepatitis B viruses (HBV) dna replication dna.

Claims (7)

1. class mapping eucalyptus alkanols sesquiterpenoid as the formula (1) is to the inhibition activity of the hepatitis B surface antigen (HBsAg) of HepG2.2.15 emiocytosis;
Figure A2006100538270002C1
Wherein, R 1, R 2, R 3, R 4, R 5Can be identical or different, can be hydrogen, hydroxyl, contain alkoxyl group, the halogen of 1~8 carbon, also can be replacement or unsubstituted five-carbon sugar or the hexose that links with any configuration and eucalyptus alkane skeleton.
2. described formula (1) compound of claim 1 inhibition activity that the hepatitis B virus thymus nucleic acid (HBV-DNA) in the HepG2.2.15 cell is duplicated.
3. according to claim 1~2, have mapping eucalyptus alkanols sesquiterpenoid and pharmaceutical salts and the solvate thereof shown in the formula (1), these mapping eucalyptus alkanols sesquiterpenoids specifically:
Compound 1-a: pterodondiol (pterodondiol, 4 β, 11-dihydroxyl-mapping-eucalyptus alkane);
Compound 1-b: Wingedtooth Laggera Herb triol first (pterodontriolA, 2 α, 4 β, 11-trihydroxy--mapping-eucalyptus alkane);
Compound 1-c: Pterodontriol B (pterodontriolB, 1 α, 4 β, 11-trihydroxy--mapping-eucalyptus alkane);
Compound 1-d: Wingedtooth Laggera Herb triol third (pterodontriolC, 4 β, 8 α, 11-trihydroxy--mapping-eucalyptus alkane);
Compound 1-e: Wingedtooth Laggera Herb tetrol (pterodontetraol, 1 α, 2 β, 4 β, 11-tetrahydroxy-mapping-eucalyptus alkane);
Compound 1-f:4 β, 9 α, 11-trihydroxy--mapping-eucalyptus alkane (4 β, 9 α, 11-triol-enantio-eudesmane);
Compound 1-g: Wingedtooth Laggera Herb glycosides C (pterodontosideC, 4 β-(β-D-glucopyranosyloxy)-enantio-eudesma-11-ol);
Compound 1-h: Wingedtooth Laggera Herb glycosides D (pterodontosideD, 11-(β-D-glucopyranosyloxy)-the enantio-eudesma-4 beta-ol);
Compound 1-i: Wingedtooth Laggera Herb glycosides E (pterodontosideE, 4 β-(β-D-glucopyranosyloxy)-enantio-eudesma-1 α, 11-diol);
Compound 1-j: Pterodontoside F (pterodontosideF, 1 α-(β-D-glucopyranosyloxy)-enantio-eudesma-4 β, 11-diol);
4. according to claim 1~3, formula (1) compound is used to prevent and treat the purposes of hepatitis B, reduction hepatitis B surface antigen.
5. be used to suppress the pharmaceutical composition that hepatitis B virus thymus nucleic acid (HBV-DNA) duplicated, reduced hepatitis B surface antigen according to what claim 4 a kind of contained formula (1) compound, it contains the formula as activeconstituents (1) compound for the treatment of significant quantity, perhaps its pharmacologically acceptable salt or solvate and pharmaceutically acceptable auxiliaries.
6. according to the pharmaceutical composition of claim 5, it can be that tablet, capsule, injection, aerosol, suppository, film, pill, paster agent, subcutaneous planting bury agent, externally-applied liniment, oral liquid or ointment, can also adopt the known controlled release of modern pharmaceutical circle or slow release type or nanometer formulation.
7. according to the preparation of formula (1) compound of claim 1~6, it is characterized in that: separation and purification from plant, preferably from feverfew, obtain, most preferably from composite family Laggera alata (Roxb.) Sch.-Bip. platymiscium, obtain.
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CN104804014A (en) * 2015-03-27 2015-07-29 云南民族大学 Icetexane type diterpene dimer compound as well as preparation method and application thereof
CN104844616A (en) * 2015-03-27 2015-08-19 云南民族大学 Icetexane type C18 norditerpenoid compound, preparation method therefor and application thereof
CN106432380A (en) * 2015-08-04 2017-02-22 成都康弘制药有限公司 New sesquiterpene glycoside compound, preparation method and uses thereof
CN109200036A (en) * 2017-07-05 2019-01-15 广州医科大学附属第医院 A kind of drug and its preparation and preparation method for preventing and treating influenza
CN112898358A (en) * 2021-01-30 2021-06-04 河南中医药大学 New compound NBY-4 extracted from folium Arctii and having antiinflammatory activity, and its preparation method and application
CN115583981A (en) * 2022-10-10 2023-01-10 西北农林科技大学 Eudesmane type sesquiterpene glycoside compound, pittosporum ovatum extract containing same and application thereof

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104804014A (en) * 2015-03-27 2015-07-29 云南民族大学 Icetexane type diterpene dimer compound as well as preparation method and application thereof
CN104844616A (en) * 2015-03-27 2015-08-19 云南民族大学 Icetexane type C18 norditerpenoid compound, preparation method therefor and application thereof
CN106432380A (en) * 2015-08-04 2017-02-22 成都康弘制药有限公司 New sesquiterpene glycoside compound, preparation method and uses thereof
CN106432380B (en) * 2015-08-04 2019-05-24 成都康弘制药有限公司 A kind of new sequiterpene glucoside compound, preparation method and the usage
CN109200036A (en) * 2017-07-05 2019-01-15 广州医科大学附属第医院 A kind of drug and its preparation and preparation method for preventing and treating influenza
CN112898358A (en) * 2021-01-30 2021-06-04 河南中医药大学 New compound NBY-4 extracted from folium Arctii and having antiinflammatory activity, and its preparation method and application
CN112898358B (en) * 2021-01-30 2022-06-17 河南中医药大学 A new compound NBY-4 with anti-inflammatory activity extracted from burdock leaves and its preparation method and application
CN115583981A (en) * 2022-10-10 2023-01-10 西北农林科技大学 Eudesmane type sesquiterpene glycoside compound, pittosporum ovatum extract containing same and application thereof
CN115583981B (en) * 2022-10-10 2024-04-12 西北农林科技大学 Eucalyptane-type sesquiterpenoid glycoside compounds, Pittosporum ovatum extracts containing the same and uses thereof

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