CN107485607A - The secalonic acid H for coming from penicillium oxalicum is preparing the application of anti-human oesophagus cancer drug - Google Patents
The secalonic acid H for coming from penicillium oxalicum is preparing the application of anti-human oesophagus cancer drug Download PDFInfo
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- 241000985513 Penicillium oxalicum Species 0.000 title claims abstract description 23
- 239000003560 cancer drug Substances 0.000 title claims abstract description 7
- ZPWLYPAANXFZTB-NRRMYFFQSA-N methyl (3S,4R,4aR)-7-[3-(3,6-dihydroxy-2-methoxycarbonyl-4-methylbenzoyl)-2,4-dihydroxyphenyl]-4,8,9-trihydroxy-3-methyl-1-oxo-3,4-dihydro-2H-xanthene-4a-carboxylate Chemical compound COC(=O)c1c(O)c(C)cc(O)c1C(=O)c1c(O)ccc(c1O)-c1ccc2O[C@]3([C@H](O)[C@@H](C)CC(=O)C3=C(O)c2c1O)C(=O)OC ZPWLYPAANXFZTB-NRRMYFFQSA-N 0.000 title abstract description 6
- 150000001875 compounds Chemical class 0.000 claims abstract description 28
- 208000000461 Esophageal Neoplasms Diseases 0.000 claims abstract description 13
- 201000004101 esophageal cancer Diseases 0.000 claims abstract description 11
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 238000002360 preparation method Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 11
- 239000003814 drug Substances 0.000 abstract description 8
- 238000011160 research Methods 0.000 abstract description 5
- 230000009702 cancer cell proliferation Effects 0.000 abstract description 4
- 230000035755 proliferation Effects 0.000 abstract description 4
- 208000017897 Carcinoma of esophagus Diseases 0.000 abstract description 3
- 230000000259 anti-tumor effect Effects 0.000 abstract description 3
- 230000000118 anti-neoplastic effect Effects 0.000 abstract description 2
- 238000002474 experimental method Methods 0.000 abstract description 2
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 27
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 18
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 12
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 12
- 210000004027 cell Anatomy 0.000 description 12
- 238000000926 separation method Methods 0.000 description 8
- 239000000284 extract Substances 0.000 description 7
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 6
- DRYDKQOPVBDZMQ-UHFFFAOYSA-N Secalonic acid A Natural products COC(=O)C12Oc3ccc(c(O)c3C(=O)C1=C(O)CC(C)C2O)c4ccc5OC6(C(O)C(C)CC(=C6C(=O)c5c4O)O)C(=O)OC DRYDKQOPVBDZMQ-UHFFFAOYSA-N 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 238000004587 chromatography analysis Methods 0.000 description 6
- 239000000741 silica gel Substances 0.000 description 6
- 229910002027 silica gel Inorganic materials 0.000 description 6
- -1 Secalonic acid class compound Chemical class 0.000 description 5
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 5
- 239000000287 crude extract Substances 0.000 description 5
- 230000002401 inhibitory effect Effects 0.000 description 5
- 239000000523 sample Substances 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 4
- 238000010828 elution Methods 0.000 description 4
- 235000015097 nutrients Nutrition 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- 210000004881 tumor cell Anatomy 0.000 description 4
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 3
- 229930183845 Secalonic acid Natural products 0.000 description 3
- 230000005764 inhibitory process Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- OWEGMIWEEQEYGQ-UHFFFAOYSA-N 100676-05-9 Natural products OC1C(O)C(O)C(CO)OC1OCC1C(O)C(O)C(O)C(OC2C(OC(O)C(O)C2O)CO)O1 OWEGMIWEEQEYGQ-UHFFFAOYSA-N 0.000 description 2
- 238000001644 13C nuclear magnetic resonance spectroscopy Methods 0.000 description 2
- FBPFZTCFMRRESA-KVTDHHQDSA-N D-Mannitol Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-KVTDHHQDSA-N 0.000 description 2
- 241000233866 Fungi Species 0.000 description 2
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 2
- 239000007836 KH2PO4 Substances 0.000 description 2
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 2
- GUBGYTABKSRVRQ-PICCSMPSSA-N Maltose Natural products O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@@H]1O[C@@H]1[C@@H](CO)OC(O)[C@H](O)[C@H]1O GUBGYTABKSRVRQ-PICCSMPSSA-N 0.000 description 2
- 229930195725 Mannitol Natural products 0.000 description 2
- 206010028980 Neoplasm Diseases 0.000 description 2
- NFZJAYYORNVZNI-ZKHWAINJSA-N Secalonic acid A Chemical compound O[C@H]1[C@H](C)CC(=O)C2=C(O)C3=C(O)C(C4=CC=C5O[C@]6(C(=C(O)C5=C4O)C(=O)C[C@@H](C)[C@@H]6O)C(=O)OC)=CC=C3O[C@@]21C(=O)OC NFZJAYYORNVZNI-ZKHWAINJSA-N 0.000 description 2
- NFZJAYYORNVZNI-OCHURCMPSA-N Secalonic acid D Chemical compound O[C@@H]1[C@@H](C)CC(=O)C2=C(O)C3=C(O)C(C4=CC=C5O[C@@]6(C(=C(O)C5=C4O)C(=O)C[C@H](C)[C@H]6O)C(=O)OC)=CC=C3O[C@]21C(=O)OC NFZJAYYORNVZNI-OCHURCMPSA-N 0.000 description 2
- MZZSDCJQCLYLLL-UHFFFAOYSA-N Secalonsaeure A Natural products COC(=O)C12OC3C(CC1=C(O)CC(C)C2O)C(=CC=C3c4ccc(O)c5C(=O)C6=C(O)CC(C)C(O)C6(Oc45)C(=O)OC)O MZZSDCJQCLYLLL-UHFFFAOYSA-N 0.000 description 2
- MCWOXLPZYFOWRX-UHFFFAOYSA-N Stemphyperylenol Natural products OC1CC(=O)C2=C(O)C=CC3=C2C1C1=C2C3C(O)CC(=O)C2=C(O)C=C1 MCWOXLPZYFOWRX-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 201000011510 cancer Diseases 0.000 description 2
- 229940041514 candida albicans extract Drugs 0.000 description 2
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical class ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 description 2
- 238000004440 column chromatography Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000005100 correlation spectroscopy Methods 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 239000003480 eluent Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000001641 gel filtration chromatography Methods 0.000 description 2
- 238000003919 heteronuclear multiple bond coherence Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000594 mannitol Substances 0.000 description 2
- 235000010355 mannitol Nutrition 0.000 description 2
- XELZGAJCZANUQH-UHFFFAOYSA-N methyl 1-acetylthieno[3,2-c]pyrazole-5-carboxylate Chemical compound CC(=O)N1N=CC2=C1C=C(C(=O)OC)S2 XELZGAJCZANUQH-UHFFFAOYSA-N 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 229910000402 monopotassium phosphate Inorganic materials 0.000 description 2
- LPUQAYUQRXPFSQ-DFWYDOINSA-M monosodium L-glutamate Chemical compound [Na+].[O-]C(=O)[C@@H](N)CCC(O)=O LPUQAYUQRXPFSQ-DFWYDOINSA-M 0.000 description 2
- 235000013923 monosodium glutamate Nutrition 0.000 description 2
- 239000004223 monosodium glutamate Substances 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 238000004262 preparative liquid chromatography Methods 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000002604 ultrasonography Methods 0.000 description 2
- 239000012138 yeast extract Substances 0.000 description 2
- 238000005160 1H NMR spectroscopy Methods 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 206010005003 Bladder cancer Diseases 0.000 description 1
- 239000006144 Dulbecco’s modified Eagle's medium Substances 0.000 description 1
- 208000007097 Urinary Bladder Neoplasms Diseases 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000013096 assay test Methods 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 201000001531 bladder carcinoma Diseases 0.000 description 1
- 239000012490 blank solution Substances 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 150000001793 charged compounds Chemical class 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 239000000824 cytostatic agent Substances 0.000 description 1
- 230000001085 cytostatic effect Effects 0.000 description 1
- 238000000119 electrospray ionisation mass spectrum Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052564 epsomite Inorganic materials 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000008103 glucose Substances 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 239000006101 laboratory sample Substances 0.000 description 1
- 239000006193 liquid solution Substances 0.000 description 1
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- NFZJAYYORNVZNI-UHFFFAOYSA-N methyl 4,8,9-trihydroxy-3-methyl-1-oxo-7-(1,5,9-trihydroxy-10a-methoxycarbonyl-6-methyl-8-oxo-6,7-dihydro-5h-xanthen-2-yl)-3,4-dihydro-2h-xanthene-4a-carboxylate Chemical compound OC1C(C)CC(=O)C2=C(O)C3=C(O)C(C4=CC=C5OC6(C(=C(O)C5=C4O)C(=O)CC(C)C6O)C(=O)OC)=CC=C3OC21C(=O)OC NFZJAYYORNVZNI-UHFFFAOYSA-N 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000035479 physiological effects, processes and functions Effects 0.000 description 1
- 239000002504 physiological saline solution Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- GNSKLFRGEWLPPA-UHFFFAOYSA-M potassium dihydrogen phosphate Chemical compound [K+].OP(O)([O-])=O GNSKLFRGEWLPPA-UHFFFAOYSA-M 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000012488 sample solution Substances 0.000 description 1
- 230000024053 secondary metabolic process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 125000003831 tetrazolyl group Chemical group 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 201000005112 urinary bladder cancer Diseases 0.000 description 1
- 208000010570 urinary bladder carcinoma Diseases 0.000 description 1
- JNELGWHKGNBSMD-UHFFFAOYSA-N xanthone Chemical group C1=CC=C2C(=O)C3=CC=CC=C3OC2=C1 JNELGWHKGNBSMD-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/335—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin
- A61K31/35—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin having six-membered rings with one oxygen as the only ring hetero atom
- A61K31/352—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin having six-membered rings with one oxygen as the only ring hetero atom condensed with carbocyclic rings, e.g. methantheline
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P17/00—Preparation of heterocyclic carbon compounds with only O, N, S, Se or Te as ring hetero atoms
- C12P17/02—Oxygen as only ring hetero atoms
- C12P17/06—Oxygen as only ring hetero atoms containing a six-membered hetero ring, e.g. fluorescein
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Zoology (AREA)
- Wood Science & Technology (AREA)
- General Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Public Health (AREA)
- Biotechnology (AREA)
- Animal Behavior & Ethology (AREA)
- General Chemical & Material Sciences (AREA)
- Microbiology (AREA)
- Epidemiology (AREA)
- Pharmacology & Pharmacy (AREA)
- Veterinary Medicine (AREA)
- Biochemistry (AREA)
- Bioinformatics & Cheminformatics (AREA)
- General Engineering & Computer Science (AREA)
- Genetics & Genomics (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Medicines Containing Plant Substances (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
Abstract
The present invention relates to the secalonic acid H for coming from penicillium oxalicum to prepare the application of anti-human oesophagus cancer drug.The compound, which has, suppresses esophagus carcinoma proliferation effect, and its structural formula is:.By fermented and cultured penicillium oxalicum (Penicillium oxalicum) IBPT 6, fermentate is obtained, the compound is then isolated and purified out from fermentate.It is verified by experiments, the compound has preferable antitumor activity to human esophagus cancer cell EC9706.Can be as the research for preparing human esophagus cancer cell Proliferation Ability medicine or antineoplastic and being used for human esophagus cancer.
Description
Technical field
The present invention relates to the secalonic acid H for coming from penicillium oxalicum to prepare the application of anti-human oesophagus cancer drug, belongs to medicine
Field.
Background technology
Secalonic acid class compound(Secalonic acids)Belong to ergot pigment(Ergochrome)Secondary metabolism produces
Thing, it is xanthone dimer.Since Stoll etc. was in the isolated secalonic acid A from fungi in 1952
(Secalonic acid A)Afterwards, the serial compound secalonic acid(A, B, C, D, E, F, G)Just constantly by
It was found that and research.Secalonic acid class compound has a variety of physiologically actives, with secalonic acid D(Secalonic acid
D, SAD)Exemplified by, 5 mg/ml SAD is added in physiological saline, in the range of 5-20 mg, you can to treat early stage bladder
Cancer, in the range of 50-100 mg, and be free from side effects generation effective in cure to more serious carcinoma of urinary bladder.It has been investigated that some are extra large
Foreign fungi can produce the secalonic acid class compound that structure is novel, activity is good during cometabolism, have good medicine
With and industrialization prospect.
The present inventor studies and learnt, penicillium oxalicum (Penicillium oxalicum) IBPT-6, (in 2013
December 25 was deposited in China typical culture collection center, address:Wuhan Wuhan University, deposit number are:CCTCC NO:
M 2013714) the crude extract of tunning have good cell inhibitory effect activity, its active component is ground then
Study carefully.Research find shown in secalonic acid class compound there is anti-human cancer of the esophagus activity, have not yet to see the compound to people's oesophagus
The report of the proliferation inhibition activity of cancer cell, therefore in the market is also there is not yet medicine related to this.
The content of the invention
It is an object of the invention to provide the secalonic acid H for coming from penicillium oxalicum to prepare answering for anti-human oesophagus cancer drug
With.The compound, which has, suppresses human esophagus cancer cell proliferation function, has anti-human cancer of the esophagus activity.Its structural formula is:
。
The preparation method of the compound, be by fermented and cultured penicillium oxalicum (Penicillium oxalicum)
IBPT-6, fermentate is obtained, the compound is then isolated and purified out from fermentate.Comprise the following steps that:
1 fermenting and producing
Cultivate microorganism conventional method, take penicillium oxalicum (Penicillium oxalicum) IBPT-6 is inoculated into PDA and consolidates
To cultivate 2 to 3 days, be then seeded into nutrient solution in 28 DEG C of incubators on body slant medium, 28 DEG C of static gas wave refrigerators are after 30 days,
Obtain mycelium and zymotic fluid;The nutrient solution composition:Every liter of water is containing the g of mannitol 20.0, the g of yeast extract 3.0, maltose 20.0
G, the g of monosodium glutamate 10.0, glucose 10.0 g, KH2PO4 0.5 g、MgSO4·7H2O 0.3 g、NaCl 15.0 g;
The acquisition of 2 medicinal extract
With gauze by mycelium and separation of fermentative broth.Mycelium acetone soln(Containing 20% ~ 30% water)Continuous ultrasound broken wall 3 times,
Filter off and remove residue, obtain the mycelial crude extract containing acetone and water.It is concentrated under reduced pressure and removes acetone, obtains the water-soluble of runic thing
Liquid, then with volume ratio 1:2, which add ethyl acetate, extracts 3 times, obtains ethyl acetate crude extract, is concentrated under reduced pressure near dry that mycelium soaks
The g of cream 36.5.
The separation and purification of 3 compounds
Mycelium medicinal extract is by 100-200 mesh silica gel mixed samples, with petroleum ether:Dichloromethane:Methanol is gradient eluent, is subtracted
Press silica gel chromatograph column chromatography.By simple thin-layer chromatographic analysis, merge, be separated into component A-E.Component D (5.9 g) (two
Chloromethanes:Methanol v/v=100:1 eluate) with dichloromethane:Methanol is gradient elution agent, carries out pressured column silica gel
Analysis, merge after thin-layer chromatographic analysis and obtain five subfraction D1-D5.Component D2 (1.2 g) is with chloroform:Methanol=
1:2 be gradient elution agent, carries out gel filtration chromatography(Sephadex LH-20), merge after thin-layer chromatographic analysis and obtain four
Subfraction D2-1 ~ D2-4.D2 subfraction D2-3 (212 mg) by semi-preparative liquid chromatography (1010 type ODS-A, 10 ×
250 mm, 5 μm):Separation flow velocity is 5 mL/min, and mobile phase is that 55% acetonitrile contains 0.1% TFA, obtains shown compound (2.4
Mg, tR 8.1 min)。
The penicillium oxalicum (Penicillium oxalicum) IBPT-6, on December 25th, 2013 is deposited in
State's Type Tissue Collection, address:Wuhan Wuhan University, deposit number are:CCTCC NO:M 2013714.
The present invention also protects described compound preparing the application in suppressing human esophagus cancer cell hyperproliferation agent, and should
Application of the compound in anti-human oesophagus cancer drug is prepared.
The remarkable advantage of the present invention:The secalonic acid compound shown in research has no report and suppresses people's food with significant
Pipe cancer proliferation activity, have not yet to see report of the compound to human esophagus cancer cell proliferation inhibition activity, therefore in the market
There is not yet medicine related to this.
Brief description of the drawings
COSY, HMBC and NOE signal main Fig. 1 Secalonic acid H.
Embodiment
The chemical constitution of signified compound in examples below:
The fermenting and producing and separation and purification of the compound of embodiment 1
1 fermenting and producing
Produce the fermented and cultured of bacterium:By culture microorganism conventional method, take penicillium oxalicum (Penicillium oxalicum)
IBPT-6 (is deposited in China typical culture collection center, address on December 25th, 2013:Wuhan Wuhan University, protect
Hiding numbering is:CCTCC NO:M 2013714) in right amount, it is inoculated into PDA solid slope culture mediums and is cultivated in 28 DEG C of incubators
3 days.
Take the inclined-plane culture penicillium oxalicum of 3 days (Penicillium oxalicum) appropriate IBPT-6, it is inoculated into and is equipped with
[nutrient solution forms (g/l) to 400mL nutrient solutions:Mannitol 20.0, yeast extract 3.0, maltose 20.0, monosodium glutamate 10.0, grape
Sugar 10.0, KH2PO40.5, MgSO4·7H2The constant volume of O 0.3, NaCl 15.0] 1000mL conical flasks in, 28 DEG C of static trainings
After supporting 30 days, mycelium and zymotic fluid are obtained.
The acquisition of 2 medicinal extract
With gauze by mycelium and separation of fermentative broth.Mycelium acetone soln(Containing 30% water)Continuous ultrasound broken wall 3 times, filtering
Residue is removed, obtains the mycelial crude extract containing acetone and water.It is concentrated under reduced pressure and removes acetone, obtains the aqueous solution of runic thing,
Again with volume ratio 1:2, which add ethyl acetate, extracts 3 times, obtains ethyl acetate crude extract, is concentrated under reduced pressure into and closely does to obtain mycelium medicinal extract
36.5 g。
The separation and purification of 3 compounds
Mycelium medicinal extract is by 100-200 mesh silica gel mixed samples, with petroleum ether:Dichloromethane:Methanol is gradient eluent, is subtracted
Press silica gel chromatograph column chromatography.By simple thin-layer chromatographic analysis, merge, be separated into component A-E.Component D (5.9 g) (two
Chloromethanes:Methanol v/v=100:1 eluate) with dichloromethane:Methanol is gradient elution agent, carries out pressured column silica gel
Analysis, merge after thin-layer chromatographic analysis and obtain five subfraction D1-D5.Component D2 (1.2 g) is with chloroform:Methanol=
1:2 be gradient elution agent, carries out gel filtration chromatography(Sephadex LH-20), merge after thin-layer chromatographic analysis and obtain four
Subfraction D2-1 ~ D2-4.D2 subfraction D2-3 (212 mg) by semi-preparative liquid chromatography (1010 type ODS-A, 10 ×
250 mm, 5 μm):Separation flow velocity is 5 mL/min, and mobile phase is that 55% acetonitrile contains 0.1% TFA, obtains shown compound (2.4
Mg, tR 8.1 min)。
It is yellow oil under compound normal temperature, high-resolution electrospray ionization mass spectrum HRESI-MS existsm/z:Given at 659.1370
Go out molecular ion peak [M+Na]+(calcd for C32H28NaO14, 659.1377), it is 636 to prompt molecular weight, is believed with reference to wave spectrum
Breath speculates that molecular formula is C32H28O14。1H and13C-NMR data are shown in Table 1, and main COSY, HMBC and NOE signal is shown in Fig. 1.
The compound of table 11H and13C-NMR data (500 MHz1H and 126 MHz 13C, in DMSO-d 6 )
The test of the anti tumor activity in vitro of embodiment 2
1 laboratory sample and experimental method
The preparation test sample of sample solution is the pure compounds of separation and purification in above-mentioned implementation 1.Precision weighs in right amount
Sample, the solution of concentration needed for methanol is configured to, for surveying activity.
The squamous subculture of cell line and cell uses tumor cell line, and tumour cell uses the DMEM containing 10% FBS to cultivate
Base, at 37 DEG C in being passed through 5% CO2Incubator in squamous subculture.
Cell inhibitory effect activity test method
Tetrazolium(MTT)Method is taken the logarithm the tumour cell in growth period, and cell density is adjusted into every milliliter 1 × 105Individual cell,
It is inoculated in by every 200 microlitres of hole in 96 porocyte culture plates, 5% CO is passed through in 37 DEG C2Incubator in cultivate 4 hours.Per hole
2 microlitres of sample liquid or blank solution is added, after cultivating 24 hours, MTT liquid is added per hole(MTT every milliliter of 5 milligrams of physiology
Saline solution)10 microlitres, continue culture 4 hours, 37 DEG C, 2000 revs/min centrifuge 8 minutes, draw supernatant.DMSO is added per hole
Each 100 microlitres, vibrated 15 minutes on micro oscillator, after being completely dissolved to crystallization, utilize the production of MD companies
SPECTRAMAX Plus types ELIASA measure is per extinction of the hole at 570 nm(OD)Value.The sample in the orifice plate of same 96
Each concentration is respectively provided with three holes, the another blank control for setting three holes and acellular withered hole(If medicine has color to do accordingly
It is withered that drug concentration is acellular).Each hole OD values first do it is corresponding acellular withered, then take three hole mean OD values by IR (%)=
(ODBlank control-ODSample)/ODBlank control× 100% calculates the proliferation inhibition rate of cell under each concentration(IR%).
2. experimental result
Cell inhibitory effect active testing result
In mtt assay test, according to the Cytostatic to tumor cell rate of the compound of various concentrations, using SPSS16.0 softwares
Carry out data processing and calculation of half inhibitory concentration IC50Value.It the results are shown in Table 2.
The inhibitory activity that the compound of table 2 is bred to human esophagus cancer cell
3. conclusion
The compound has preferable antitumor activity to human esophagus cancer cell.It can be used as and prepare human esophagus cancer cell Proliferation Ability
Medicine or antineoplastic are used for the research of human esophagus cancer.
Claims (4)
1. compound。
2. the preparation method of compound as claimed in claim 1, it is characterised in that:Fermented and cultured penicillium oxalicum
(Penicillium oxalicum) IBPT-6, fermentate is obtained, the compound, institute are then isolated and purified out from fermentate
State penicillium oxalicum (Penicillium oxalicum) IBPT-6, it is deposited in Chinese Typical Representative culture on December 25th, 2013
Thing collection, address:Wuhan Wuhan University, deposit number are:CCTCC NO:M 2013714.
3. compound described in claim 1 is preparing the application in suppressing human esophagus cancer cell hyperproliferation agent.
4. application of the compound in anti-human oesophagus cancer drug is prepared described in claim 1.
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CN107298671A (en) * | 2017-06-17 | 2017-10-27 | 福州大学 | Come from the secalonic acid H of penicillium oxalicum and prepare the application of anti-human colon cancer drug |
CN107298670A (en) * | 2017-06-17 | 2017-10-27 | 福州大学 | Come from penicillium oxalicum secalonic acid H and prepare anti-human oral cavity epidermoid carcinoma medicinal application |
CN110922383A (en) * | 2018-12-04 | 2020-03-27 | 福州大学 | iso-Penicillium xanthone A from Penicillium oxalicum and its application in gastric cancer |
CN110922378A (en) * | 2018-12-04 | 2020-03-27 | 福州大学 | iso-Penicillium xanthone A from penicillium oxalicum and application in nasopharyngeal carcinoma |
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CN107298671A (en) * | 2017-06-17 | 2017-10-27 | 福州大学 | Come from the secalonic acid H of penicillium oxalicum and prepare the application of anti-human colon cancer drug |
CN107298670A (en) * | 2017-06-17 | 2017-10-27 | 福州大学 | Come from penicillium oxalicum secalonic acid H and prepare anti-human oral cavity epidermoid carcinoma medicinal application |
CN107298670B (en) * | 2017-06-17 | 2020-05-08 | 福州大学 | Application of medicine derived from penicillium oxalicum seclenum ketonic acid H in preparation of anti-human oral epidermoid carcinoma medicines |
CN110922383A (en) * | 2018-12-04 | 2020-03-27 | 福州大学 | iso-Penicillium xanthone A from Penicillium oxalicum and its application in gastric cancer |
CN110922378A (en) * | 2018-12-04 | 2020-03-27 | 福州大学 | iso-Penicillium xanthone A from penicillium oxalicum and application in nasopharyngeal carcinoma |
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