EP3535277A1 - Composition thérapeutique dérivée d'anthostema senegalense - Google Patents
Composition thérapeutique dérivée d'anthostema senegalenseInfo
- Publication number
- EP3535277A1 EP3535277A1 EP17797397.1A EP17797397A EP3535277A1 EP 3535277 A1 EP3535277 A1 EP 3535277A1 EP 17797397 A EP17797397 A EP 17797397A EP 3535277 A1 EP3535277 A1 EP 3535277A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- molecule
- molecules
- chemical composition
- hiv
- plant extract
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 239000000203 mixture Substances 0.000 title claims abstract description 72
- 241001553164 Anthostema senegalense Species 0.000 title claims description 24
- 230000001225 therapeutic effect Effects 0.000 title description 2
- 239000000126 substance Substances 0.000 claims abstract description 57
- 150000003839 salts Chemical class 0.000 claims abstract description 25
- 230000005965 immune activity Effects 0.000 claims abstract description 15
- 230000004936 stimulating effect Effects 0.000 claims abstract description 12
- 230000004071 biological effect Effects 0.000 claims description 40
- 239000000419 plant extract Substances 0.000 claims description 40
- 238000000034 method Methods 0.000 claims description 25
- 208000031886 HIV Infections Diseases 0.000 claims description 14
- 208000030507 AIDS Diseases 0.000 claims description 13
- 238000000338 in vitro Methods 0.000 claims description 12
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims description 12
- 239000008194 pharmaceutical composition Substances 0.000 claims description 12
- 150000001408 amides Chemical class 0.000 claims description 9
- 238000000605 extraction Methods 0.000 claims description 9
- 210000000987 immune system Anatomy 0.000 claims description 9
- 239000006186 oral dosage form Substances 0.000 claims description 9
- 238000011282 treatment Methods 0.000 claims description 9
- 239000003814 drug Substances 0.000 claims description 8
- 239000003480 eluent Substances 0.000 claims description 8
- 241000196324 Embryophyta Species 0.000 claims description 7
- 238000004440 column chromatography Methods 0.000 claims description 7
- 230000032050 esterification Effects 0.000 claims description 7
- 238000005886 esterification reaction Methods 0.000 claims description 7
- 238000002955 isolation Methods 0.000 claims description 7
- 244000052769 pathogen Species 0.000 claims description 7
- 238000005325 percolation Methods 0.000 claims description 7
- 235000000346 sugar Nutrition 0.000 claims description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- 235000015872 dietary supplement Nutrition 0.000 claims description 6
- 230000001717 pathogenic effect Effects 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 6
- 238000005481 NMR spectroscopy Methods 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 claims description 5
- 239000000284 extract Substances 0.000 claims description 5
- 238000004949 mass spectrometry Methods 0.000 claims description 5
- 238000003786 synthesis reaction Methods 0.000 claims description 5
- 238000004809 thin layer chromatography Methods 0.000 claims description 5
- 241001553166 Anthostema Species 0.000 claims description 4
- 230000001476 alcoholic effect Effects 0.000 claims description 4
- 150000001413 amino acids Chemical class 0.000 claims description 4
- 238000004587 chromatography analysis Methods 0.000 claims description 4
- 235000013399 edible fruits Nutrition 0.000 claims description 4
- 239000004005 microsphere Substances 0.000 claims description 4
- 208000037357 HIV infectious disease Diseases 0.000 claims description 3
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- 238000001125 extrusion Methods 0.000 claims description 3
- 229930182470 glycoside Natural products 0.000 claims description 3
- 150000002338 glycosides Chemical class 0.000 claims description 3
- 239000008187 granular material Substances 0.000 claims description 3
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- 150000002576 ketones Chemical class 0.000 claims description 3
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- 239000000843 powder Substances 0.000 claims description 3
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- 239000003826 tablet Substances 0.000 claims description 3
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- 239000003708 ampul Substances 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 241000725303 Human immunodeficiency virus Species 0.000 description 42
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 27
- 241000713772 Human immunodeficiency virus 1 Species 0.000 description 24
- 210000004027 cell Anatomy 0.000 description 24
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- 150000001875 compounds Chemical class 0.000 description 13
- 230000002401 inhibitory effect Effects 0.000 description 10
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- 241000700605 Viruses Species 0.000 description 8
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- 238000012360 testing method Methods 0.000 description 8
- 238000005259 measurement Methods 0.000 description 7
- 230000003287 optical effect Effects 0.000 description 5
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 4
- 230000036436 anti-hiv Effects 0.000 description 4
- -1 bulbs Substances 0.000 description 4
- 201000010099 disease Diseases 0.000 description 4
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 4
- NQDJXKOVJZTUJA-UHFFFAOYSA-N nevirapine Chemical compound C12=NC=CC=C2C(=O)NC=2C(C)=CC=NC=2N1C1CC1 NQDJXKOVJZTUJA-UHFFFAOYSA-N 0.000 description 4
- 230000007170 pathology Effects 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 230000003612 virological effect Effects 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- BXZVVICBKDXVGW-NKWVEPMBSA-N Didanosine Chemical compound O1[C@H](CO)CC[C@@H]1N1C(NC=NC2=O)=C2N=C1 BXZVVICBKDXVGW-NKWVEPMBSA-N 0.000 description 3
- 241000233866 Fungi Species 0.000 description 3
- 230000001580 bacterial effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 229960002656 didanosine Drugs 0.000 description 3
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- 238000002474 experimental method Methods 0.000 description 3
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- 240000003241 Silphium laciniatum Species 0.000 description 2
- 235000009543 Silphium laciniatum Nutrition 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 244000269722 Thea sinensis Species 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
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- 230000000798 anti-retroviral effect Effects 0.000 description 2
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- 239000006286 aqueous extract Substances 0.000 description 2
- MSWZFWKMSRAUBD-UHFFFAOYSA-N beta-D-galactosamine Natural products NC1C(O)OC(CO)C(O)C1O MSWZFWKMSRAUBD-UHFFFAOYSA-N 0.000 description 2
- 230000010261 cell growth Effects 0.000 description 2
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- 239000002609 medium Substances 0.000 description 2
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- 229960000689 nevirapine Drugs 0.000 description 2
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- 231100000331 toxic Toxicity 0.000 description 2
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- HBOMLICNUCNMMY-XLPZGREQSA-N zidovudine Chemical compound O=C1NC(=O)C(C)=CN1[C@@H]1O[C@H](CO)[C@@H](N=[N+]=[N-])C1 HBOMLICNUCNMMY-XLPZGREQSA-N 0.000 description 2
- 229960002555 zidovudine Drugs 0.000 description 2
- KLZYRCVPDWTZLH-UHFFFAOYSA-N 2,3-dimethylsuccinic acid Chemical class OC(=O)C(C)C(C)C(O)=O KLZYRCVPDWTZLH-UHFFFAOYSA-N 0.000 description 1
- MSWZFWKMSRAUBD-GASJEMHNSA-N 2-amino-2-deoxy-D-galactopyranose Chemical compound N[C@H]1C(O)O[C@H](CO)[C@H](O)[C@@H]1O MSWZFWKMSRAUBD-GASJEMHNSA-N 0.000 description 1
- MSWZFWKMSRAUBD-IVMDWMLBSA-N 2-amino-2-deoxy-D-glucopyranose Chemical compound N[C@H]1C(O)O[C@H](CO)[C@@H](O)[C@@H]1O MSWZFWKMSRAUBD-IVMDWMLBSA-N 0.000 description 1
- BBTIMXAYZRWPNG-UHFFFAOYSA-N 3beta,Delta4-stigmasten-3-ol Natural products C1CC2=CC(O)CCC2(C)C2C1C1CCC(C(C)CCC(CC)C(C)C)C1(C)CC2 BBTIMXAYZRWPNG-UHFFFAOYSA-N 0.000 description 1
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 210000004366 CD4-positive T-lymphocyte Anatomy 0.000 description 1
- SHZGCJCMOBCMKK-UHFFFAOYSA-N D-mannomethylose Natural products CC1OC(O)C(O)C(O)C1O SHZGCJCMOBCMKK-UHFFFAOYSA-N 0.000 description 1
- CEAZRRDELHUEMR-URQXQFDESA-N Gentamicin Chemical compound O1[C@H](C(C)NC)CC[C@@H](N)[C@H]1O[C@H]1[C@H](O)[C@@H](O[C@@H]2[C@@H]([C@@H](NC)[C@@](C)(O)CO2)O)[C@H](N)C[C@@H]1N CEAZRRDELHUEMR-URQXQFDESA-N 0.000 description 1
- 229930182566 Gentamicin Natural products 0.000 description 1
- 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 1
- 241000282412 Homo Species 0.000 description 1
- 206010061598 Immunodeficiency Diseases 0.000 description 1
- 206010062016 Immunosuppression Diseases 0.000 description 1
- ZDXPYRJPNDTMRX-VKHMYHEASA-N L-glutamine Chemical compound OC(=O)[C@@H](N)CCC(N)=O ZDXPYRJPNDTMRX-VKHMYHEASA-N 0.000 description 1
- SHZGCJCMOBCMKK-JFNONXLTSA-N L-rhamnopyranose Chemical compound C[C@@H]1OC(O)[C@H](O)[C@H](O)[C@H]1O SHZGCJCMOBCMKK-JFNONXLTSA-N 0.000 description 1
- PNNNRSAQSRJVSB-UHFFFAOYSA-N L-rhamnose Natural products CC(O)C(O)C(O)C(O)C=O PNNNRSAQSRJVSB-UHFFFAOYSA-N 0.000 description 1
- 208000001388 Opportunistic Infections Diseases 0.000 description 1
- 241000224016 Plasmodium Species 0.000 description 1
- 239000012980 RPMI-1640 medium Substances 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 241000223104 Trypanosoma Species 0.000 description 1
- 241000223105 Trypanosoma brucei Species 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 229940124522 antiretrovirals Drugs 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- PYMYPHUHKUWMLA-WDCZJNDASA-N arabinose Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)C=O PYMYPHUHKUWMLA-WDCZJNDASA-N 0.000 description 1
- PYMYPHUHKUWMLA-UHFFFAOYSA-N arabinose Natural products OCC(O)C(O)C(O)C=O PYMYPHUHKUWMLA-UHFFFAOYSA-N 0.000 description 1
- JPYQFYIEOUVJDU-UHFFFAOYSA-N beclamide Chemical compound ClCCC(=O)NCC1=CC=CC=C1 JPYQFYIEOUVJDU-UHFFFAOYSA-N 0.000 description 1
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 1
- SRBFZHDQGSBBOR-UHFFFAOYSA-N beta-D-Pyranose-Lyxose Natural products OC1COC(O)C(O)C1O SRBFZHDQGSBBOR-UHFFFAOYSA-N 0.000 description 1
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 description 1
- QADVIPISOOQJMJ-WLKYTNTRSA-N beta-stigmasterol Natural products CCC(CC)C=C[C@@H](C)[C@H]1CC[C@@H]2[C@@H]1CC[C@H]3[C@H]2CC=C4C[C@@H](O)CC[C@]34C QADVIPISOOQJMJ-WLKYTNTRSA-N 0.000 description 1
- 235000004883 caffeic acid Nutrition 0.000 description 1
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- 238000001739 density measurement Methods 0.000 description 1
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- 235000001785 ferulic acid Nutrition 0.000 description 1
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- 229960002518 gentamicin Drugs 0.000 description 1
- 229960002442 glucosamine Drugs 0.000 description 1
- 239000008103 glucose Substances 0.000 description 1
- ZDXPYRJPNDTMRX-UHFFFAOYSA-N glutamine Natural products OC(=O)C(N)CCC(N)=O ZDXPYRJPNDTMRX-UHFFFAOYSA-N 0.000 description 1
- 150000002337 glycosamines Chemical class 0.000 description 1
- 229930005346 hydroxycinnamic acid Natural products 0.000 description 1
- DEDGUGJNLNLJSR-UHFFFAOYSA-N hydroxycinnamic acid group Chemical class OC(C(=O)O)=CC1=CC=CC=C1 DEDGUGJNLNLJSR-UHFFFAOYSA-N 0.000 description 1
- 235000010359 hydroxycinnamic acids Nutrition 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
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- 239000002777 nucleoside Substances 0.000 description 1
- 150000003833 nucleoside derivatives Chemical class 0.000 description 1
- 229920001542 oligosaccharide Polymers 0.000 description 1
- 150000002482 oligosaccharides Chemical class 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 150000002966 pentacyclic triterpenoids Chemical class 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000012746 preparative thin layer chromatography Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 102000004196 processed proteins & peptides Human genes 0.000 description 1
- 108090000765 processed proteins & peptides Proteins 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000002062 proliferating effect Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000009291 secondary effect Effects 0.000 description 1
- 210000002966 serum Anatomy 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- HCXVJBMSMIARIN-PHZDYDNGSA-N stigmasterol Chemical compound C1C=C2C[C@@H](O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)/C=C/[C@@H](CC)C(C)C)[C@@]1(C)CC2 HCXVJBMSMIARIN-PHZDYDNGSA-N 0.000 description 1
- BFDNMXAIBMJLBB-UHFFFAOYSA-N stigmasterol Natural products CCC(C=CC(C)C1CCCC2C3CC=C4CC(O)CCC4(C)C3CCC12C)C(C)C BFDNMXAIBMJLBB-UHFFFAOYSA-N 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
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- 230000002195 synergetic effect Effects 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- 201000002311 trypanosomiasis Diseases 0.000 description 1
- 241001430294 unidentified retrovirus Species 0.000 description 1
- 230000035899 viability Effects 0.000 description 1
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J63/00—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton has been modified by expansion of only one ring by one or two atoms
- C07J63/008—Expansion of ring D by one atom, e.g. D homo steroids
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K36/00—Medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicines
- A61K36/18—Magnoliophyta (angiosperms)
- A61K36/185—Magnoliopsida (dicotyledons)
- A61K36/47—Euphorbiaceae (Spurge family), e.g. Ricinus (castorbean)
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L33/00—Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof
- A23L33/10—Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof using additives
- A23L33/105—Plant extracts, their artificial duplicates or their derivatives
- A23L33/11—Plant sterols or derivatives thereof, e.g. phytosterols
-
- 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
- A61K31/56—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
- A61P31/12—Antivirals
- A61P31/14—Antivirals for RNA viruses
- A61P31/18—Antivirals for RNA viruses for HIV
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K2236/00—Isolation or extraction methods of medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicine
- A61K2236/10—Preparation or pretreatment of starting material
- A61K2236/17—Preparation or pretreatment of starting material involving drying, e.g. sun-drying or wilting
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K2236/00—Isolation or extraction methods of medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicine
- A61K2236/30—Extraction of the material
- A61K2236/33—Extraction of the material involving extraction with hydrophilic solvents, e.g. lower alcohols, esters or ketones
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K2236/00—Isolation or extraction methods of medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicine
- A61K2236/50—Methods involving additional extraction steps
- A61K2236/51—Concentration or drying of the extract, e.g. Lyophilisation, freeze-drying or spray-drying
Definitions
- the present invention is in the field of chemical compositions for use in the preparation of medicaments or food supplements.
- the invention allows the preparation of drugs or dietary supplements capable of increasing the immunity and the defenses of the body, especially against viruses, bacteria, fungi, protozoa responsible for many pathologies, sometimes fatal.
- the invention specifically relates to a chemical composition comprising biologically active molecules that help to increase and stimulate the immune activity of the body and improve immune defenses, especially against viruses.
- the chemical composition of the invention has a biological activity against the "Human Immunodeficiency Virus” (HIV) and its resultant “Acquired Immunodeficiency Syndrome” (AIDS), usually accompanied by its opportunistic infections. .
- HIV Human Immunodeficiency Virus
- AIDS Acquired Immunodeficiency Syndrome
- HIV is a retrovirus infecting humans, of which two types are currently known: HIV-1 and HIV-2. HIV infection is a pandemic covering the entire planet, especially sub - Saharan Africa, which alone accounts for 69% of cases. A patient's infection with HIV evolves in several phases:
- the primary infection phase consists of the active, organized replication of HIV, which destroys the cells of the immune system, particularly T4 lymphocytes.
- the “latency” phase represents a phase in which the viral load decreases slightly and stabilizes in the body.
- the “AIDS” phase consists of an increased and invasive multiplication of HIV where AIDS symptoms appear, as well as opportunistic diseases, with the ultimate goal of patient death.
- HIV virus
- tritherapy type treatments combining three antiviral molecules are used to slow the development and multiplication of HIV in the body and its evolution to the AIDS stage.
- the present invention aims to overcome the disadvantages of the state of the art by proposing a chemical composition consisting of an alternative solution to the aforementioned solutions.
- This alternative must be effective and allow to increase the immune defenses, especially in patients with HIV, while limiting the effects secondary effects due to taking the drug comprising the alternative chemical composition.
- the chemical composition must be the least toxic possible for the body and target only viruses, fungi, protozoa responsible for diseases weakening the immune system.
- the chemical composition has a maximum of elements of natural origin, judged to be of little harm to health and the environment.
- the present invention aims to overcome the drawbacks of the state of the art, by proposing a chemical composition comprising:
- the moléc molecule or one of its physiologically acceptable salts is biologically active and stimulates the immune activity
- the molecule B or one of its physiologically acceptable salts is biologically active and stimulates the immune activity.
- said molecule A has:
- glycosilation or esterification in the form of -OR where "R” is either a feruloyl or caffeoyl group, or a sugar or an amide.
- said molecule A is conjugated with amino acids, quaternary ammonium salts, glycosides, hemiphtalates or carbamates.
- said molecule B has, in position 28, an esterification with an amide or a sugar.
- said chemical composition of the invention comprises at least one of the following molecules or one of its physiologically acceptable salts, or one of the possible combinations of the following molecules, said molecule (s) ) being chosen from the following list!
- each of said molecules A, B, and each of their physiologically acceptable salts is of synthetic origin and from a chemical synthesis in the laboratory or a semisynthesis.
- each of said molecules A, B and each of their physiologically acceptable salts of said composition of the invention is of natural origin and derived from a plant extract of Anthostema senegalense.
- said plant extract is obtained from trunk bark, in particular dried, of Anthostema senegalense.
- said chemical composition of the invention is intended to be used as a medicament or as a dietary supplement.
- said chemical composition of the invention is intended to be used in the treatment of HIV infection type 1 or type 2, AIDS and clinical manifestations that accompany it.
- said chemical composition of the invention is in an oral dosage form, or in a dosage form of infusette.
- said composition of the invention is in an oral dosage form of microspheres produced by an extrusion and spheronization process, tablets, soft capsules, granules, capsules, powder, bulbs, syrup or ecoctés.
- the present invention also relates to a method of isolation by extraction, identification and selection of the biologically active molecule (s) of the chemical composition of the invention wherein: - Part of the plant Anthostema senegalense is dried;
- a plant extract is prepared from the part of the dried plant by extraction with an apolar or polar solvent or by maceration, infusion, decoction, percolation, digestion or lixivation,
- Molecules having an index of selectivity against said pathogen ⁇ 50 and a CC 50 ⁇ 45 ⁇ g / ml are selected and isolated.
- the separated molecule (s), selected and isolated by nuclear magnetic resonance and mass spectrometry, are identified.
- the part of the plant of Anthostema sengalense that is dried consists of the bark of the trunk, or the bark of roots or leaves or fruits;
- a plant extract is prepared by percolation with CHCl 3 to obtain an apolar plant extract
- the molecules of the plant extract are separated by repeated column chromatography and thin layer chromatography.
- the molecules of said apolar plant extract are separated by column chromatography with, as stationary phase, a polar silica gel and, as mobile phase, an apolar eluent consisting of a gradient of CHCl 3 in hexane.
- the present invention relates to a chemical composition
- a chemical composition comprising molecule A and / or molecule B, or a physiologically acceptable salt thereof.
- said chemical composition comprises the molecule A or one of the physiologically acceptable salts of the molecule A; in the presence or absence of the molecule B or one of the physiologically acceptable salts of the molecule B.
- said chemical composition comprises molecule B or one of the physiologically acceptable salts of molecule B; in the presence or absence of the molecule A or one of the physiologically acceptable salts of the molecule A.
- physiologically acceptable means that the molecule or molecules and their salts do not interfere with the functioning or the mechanical, physical or biochemical organization of a living organism, in particular with the organism. To be human.
- the chemical composition of the invention is “physiologically acceptable” in its entirety, that is to say that all the elements that compose it are “physiologically acceptable”.
- Said chemical composition of the invention is “physiologically acceptable” through its various components, that is to say that it is biocompatible, non or slightly toxic for the proper functioning of the body and without physical or chemical property making it difficult and complicated to administer and metabolize.
- composition of the invention is also “pharmaceutically acceptable", that is, it can be used as a medicament for treating a patient and that there are more positive effects than negative effects. on the health of the patient.
- the molecule (s) A and / or B are "biologically active", in particular against the viral, bacterial, protozoan or fungi entities responsible for pathologies.
- the molecule A or the molecule B has an effect alone or synergistically against the proliferation of said entities responsible for said pathologies.
- the molecule (s) A and / or B have the property and effect of stimulating the immune activity of the body and increasing it.
- the molecule A a pentacyclic triterpenoid Medrane, has the following formula:
- the formula of the molecule A may be modified so that:
- the molecule A may be conjugated with amino acids, quaternary ammonium salts, glycosides, hemiphthalates or carbamates.
- the molecule B is in the following formula:
- the molecule B may undergo esterifications in the position of its carbon 28, in particular with sugars of the rhamnose, arabinose, glucose, aminosugar, glucosamine or galactosamine type, or else with amides of benzylamide or heteroaromatic amide type.
- a coupling can be done with a side chain of amino acids or peptides among others at its carbon 28.
- the molecule B can undergo modifications in its carbon 3, such as:
- estersifications with various acids such as ferulic or caffeic acids, hydroxycinnamic acids, dimethylsuccinic acids,
- said chemical composition of the invention may comprise, in addition to molecules A and / or B, one of the following molecules, one of its physiologically acceptable salts, or one of the possible combinations of the following molecules:
- the molecule E 3-O-acetyl-o-friedo-olean-14-en-28-oic acid (O-acetyl aleuritolic acid), of formula:
- each of the abovementioned molecules A to J is of natural origin, issued and selected from a plant extract of Anthostema senegalense, in particular for its ability to be biologically active.
- said plant extract is obtained from trunk bark, in particular dried, of Anthostema senegalense.
- Anthostema senegalense plant such as leaves, root bark or fruits may also be used to obtain said plant extract.
- said plant extract of Anthostema senegalense consists of a polar, aqueous, alcoholic or hydro-alcoholic extract or an apolar extract, or alternatively of a mother tincture of Anthostema senegalense with an ethanol content of approximately 70% V / V.
- Anthostema senegalense is a widespread forest tree in West Africa, particularly in Guinea, Guinea-Bissau, Senegal, Mali, Côte d'Ivoire, Sierra Leone, Benin, Nigeria, etc., which are countries with little and the possibility of access to care is often limited.
- each of the above-mentioned molecules A to J is of synthetic origin, that is to say derived from a complete chemical synthesis in the laboratory or else from a hemi-synthesis.
- said chemical composition of the invention is intended to be used as a medicament or as a dietary supplement.
- said chemical composition of the invention is intended to be used by tired people whose immune system is weakened by the presence of a viral pathogen, bacterial, fungal etc ....
- the Applicant has been able to demonstrate that the chemical composition of the invention has a biological activity against HIV type 1 and type 2, AIDS and clinical manifestations that accompany it, as well as certain protozoa in particular Trypanosoma crazl, Trypanosoma brucei, Plasmodium falclparvm.
- the biological activity of the chemical composition of the invention is, in particular, due to the presence of the molecules that compose it. More specifically, molecule A, molecule B and molecules C to J are responsible for and the origin of the biological activity of the chemical composition of the invention. The presence of these molecules A to J in the human body generates the biological activity.
- said chemical composition can be used for the preparation of a pharmaceutical composition helping to fight against HIV, AIDS, its opportunistic pathologies associated but also against diseases resulting from certain protozoa such as trypanosomiasis or malaria.
- the present invention also protects a pharmaceutical composition comprising the chemical composition of the invention, said pharmaceutical composition being in an oral dosage form.
- oral dosage form refers to the form in which the excipients and active ingredients are placed, namely molecules A to J alone or in combination, constituting a drug for oral use.
- the chemical composition of the invention may be in the form of tea bags, this only when it is entirely of natural origin and derived from a plant extract of the invention.
- Anthostema senegalense Anthostema senegalense.
- infantette refers to the form in which the active ingredient, ie molecules ⁇ to J preferably derived from a plant extract of Anthostema senegalense, is presented. More specifically, a tea bag is a small sachet containing a dose of dried plant extract to be infused.
- the pharmaceutical composition comprising the chemical composition of the invention may be in the form of a sachet containing a dried plant extract of Anthostema senegalense that can be infused.
- the plant extract of the sachet containing itself at least one of the molecules A or B is advantageously a combination of the molecules A to J.
- the pharmaceutical composition of the invention is in the oral dosage form, in particular of the microsphere type.
- the latter are produced by an extrusion and spheronization process.
- the pharmaceutical composition of the invention may also be in an oral dosage form different from the microspheres, especially in the form of tablets, soft capsules, granules, capsules, powder, ampoules, syrup or decocts.
- the pharmaceutical composition of the invention has the advantage of presenting an effective and inexpensive alternative for treating patients with HIV type 1 or type 2, AIDS or clinical diseases that result.
- the oral dosage form or the infusette form of the pharmaceutical composition of the invention facilitates its taking by the patient, requires little or no material for the taking and does not pose a conservation problem.
- the activity of the molecule (s) of the chemical composition of the invention has been demonstrated following the isolation by extraction, the identification and the selection of the molecule (s) of interest biologically active from a plant of Anthostema senegalense.
- the present invention also relates to a method of isolation by extraction, identification and selection of the biologically active molecule (s) of the chemical composition of the invention.
- This method makes it possible to extract from an Anthostema senegalense plant, the molecule (s) of interest which is / are then of entirely natural origin.
- the molecule (s) of interest being (s) having a biological activity against the pathogens, in particular a biological activity described as "significant".
- a "significant" biological activity defines a compound having, against the pathogen, a cytotoxic concentration (CC 50 ) ⁇ 45 ⁇ g / mL and a selectivity index ⁇ 50.
- the method comprises the following steps:
- Anthostema senegalense is dried, for example the bark of the trunk or the leaves;
- a plant extract is prepared from the portion of the dried plant by extraction with a polar or apolar solvent, cold or hot, by aqueous extraction, alcoholic or hydro-alcoholic or by maceration, infusion, decoction, percolation, digestion or lixivation,
- Anthostema sengalense which is dried consists of the bark of the trunk, or of the root bark or of leaves or fruits;
- a plant extract is prepared by percolation with CHCl 3 to obtain an apolar plant extract
- the molecules of the apolar plant extract are separated by repeated column chromatography on silica gel using, as eluent, a gradient of CHCl 3 in hexane and by thin layer chromatography.
- Thin layer chromatography can be carried out with, as mobile phase, a mixture of dichloromethane / toluene or a mixture of toluene / chloroform or with chloroform.
- the implementation of the method of the invention made it possible to identify and isolate the biologically active molecules present in a biologically active plant extract against HIV. Then, the realization of the process made it possible to select, through the In Vitro test, the molecules possessing the "significant" biological activity and stimulating the immune system.
- the viral anti-replication efficiency of the molecules of the chemical composition of the invention has been tested in vitro against the replication of HIV virus type 1 (strain III B ) and HIV type 2 (strain ROD) within infected MT-4 cells.
- This method consists in carrying out a cell culture of MT-4 in a microplate containing, as a cell culture medium: the Roswell Park Memorial Institute (RPMI 1640) medium, embryonic calf serum, glutamine, sodium bicarbonate and gentamicin as a bacterial inhibitor.
- RPMI 1640 Roswell Park Memorial Institute
- the molecules of the chemical composition of the invention are added at different concentrations to the cell growth medium. Each concentration of molecules to be tested is made of triplicate.
- the MT4 cells placed in the presence of the test molecules are called "treated cells”.
- In each cell growth well is added a defined amount of HIV-1 or HIV-2 to obtain the same concentration of virus in each well.
- the number of live cells is counted by a colorimetric test with MTT (Tetrazolium salt) by measuring the optical density at 540 nm.
- the E De Clercq method makes it possible to obtain a density measurement at 540 nm for:
- the IC 50 is the concentration in molecule to reduce by 50% the viral proliferation of the negative control in vitro for a given time, that is to say of HIV without substance, only growing in its culture medium.
- CC 50 is the concentration of active molecules to halve the cytopathic effect of HIV on infected cells. In other words, it is the concentration of active molecules to reduce the viability of the cells by 50%.
- the EC 50 corresponds to the concentration of molecules necessary so that 50% of the cells growing in the medium do not undergo the action of the virus, that is to say that they are protected from the cytopathic effect of the virus .
- the EC50 is calculated with the following formula:
- (DO T ) HIV represents the measurement of optical density at 540 nm, 5 days after infection, for cells not infected with HIV and treated with the composition of the invention, ie in the presence of the molecules of the composition of the invention:
- ( c ) HIV- represents the measurement of optical density at 540 nm, 5 days after infection, for cells not infected with HIV in the absence of the molecules of the composition of the invention.
- the selectivity index represents the ratio CC 50 / EC 50 .
- the biological activity against the pathogen preferably HIV-1 and 2
- the selectivity index is ⁇ 50 and a CC 50 ⁇ 45 pg / ml.
- the molecules present in the Asc4.5 fraction exhibit significant activity against HIV type 1 and type 2.
- the molecules present in each of the AsC4.2, AsC4.5, AsC4.6 and AsC4.7 fractions have a significant biological activity against HIV type 2.
- the IC 50 of the molecules contained in each of these fractions is better than Nevirapine and Dideoxyinosine positive controls.
- the molecules of these fractions act in synergy to fight against viral multiplication.
- the molecules of the fractions AsC4.5 and Asc4.6 have a strong biological activity, better than those antiretrovirals Nevirapine, Dideoxycitidine and Dideoxyinosine, against HIV type 2.
- a polar plant extract is produced by percolation with liquid CHC1 3 .
- the polar plant extract is concentrated under vacuum.
- Thin layer chromatography is performed with each of the above-mentioned ten AsCl, AsC2, AsC3, AsC4, AsC5, AsC6, AsC7, AsC8, AsC9, AsClO fractions, in order to detect the number of potentially different molecules of each of the fractions.
- each of the fractions was tested in vitro with respect to HIV type 1 and HIV type 2, according to the method explained later.
- the AsC4 fraction showed the best anti-HIV activity.
- This AsC4 fraction therefore contains an assembly of molecules with significant biological activity against HIV.
- This AsC4 fraction was consequently separated by column chromatography until 8 fractions ranging from AsC4.1 to AsC4.8 were obtained.
- the anti-HIV activity was tested in vitro according to Clerq's method on each of the abovementioned fractions AsC4.1, AsC4.2, AsC4.3, AsC4.4, AsC4.5, AsC4.6, AsC4.7 and AsC4.8.
- the molecules present in the majority in these fractions are responsible for the biological activity anti HIV.
- the AsC4.5 fraction has a "significant" biological activity within the meaning of the invention against HIV-1 and the best "significant” biological activity against HIV-2.
- molecule A and molecule B are considered to be responsible for the "significant" biological activity of each of the AsC4.5 and Asc4.6 samples.
- the eluents used as the mobile phase are as follows:
- the technical effect of inhibiting the proliferation of HIV 1 or 2 of the "significant" inhibitory activity fractions is due to the specific presence and action of the A and / or B molecules.
- the molecule A as well as the molecule B possess an activity of inhibition of the proliferation of HIV-1 or 2, each of the molecules A or B being capable of stimulating the immune activity of an infected organism.
- the molecules A and B alone or in combination have been specially selected and selected by Applicant, among the molecules A to J for which an inhibition activity of HIV-1 and 2 has also been noted, to include them in the chemical composition of the invention biologically stimulating the immune activity.
- the molecules A and B being predominantly in the HIV-1 and HIV-2 proliferative inhibitory moieties, are believed to be responsible for the majority and major biological activity against viruses, particular of HIV 1 or 2.
- the Applicant has specifically selected the molecules A and / or B from among all the molecules A to J exhibiting a biological activity, since these two molecules A and B have the expected significant effect against proliferation of HIV-1 and 2 and stimulate immune activity.
- the chemical composition of the invention provides an effective alternative, inexpensive, accessible to developing countries, easy to produce if it comes from natural origin, which is biologically active and stimulates immune activity. .
- the chemical composition of the invention can be used in the pharmaceutical field in the treatment of infection with the HIV virus, AIDS and the clinical manifestations which accompany it.
- composition of the invention can also be used as a dietary supplement to stimulate the immune activity and natural immune defenses of the human being which can be immunocompromised.
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Abstract
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1660230A FR3057865A1 (fr) | 2016-10-21 | 2016-10-21 | Composition chimique |
FR1750080A FR3057866B1 (fr) | 2016-10-21 | 2017-01-05 | Composition chimique |
PCT/FR2017/052891 WO2018073551A1 (fr) | 2016-10-21 | 2017-10-20 | Composition thérapeutique dérivée d'anthostema senegalense |
Publications (1)
Publication Number | Publication Date |
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EP3535277A1 true EP3535277A1 (fr) | 2019-09-11 |
Family
ID=58547642
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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EP17797397.1A Withdrawn EP3535277A1 (fr) | 2016-10-21 | 2017-10-20 | Composition thérapeutique dérivée d'anthostema senegalense |
Country Status (6)
Country | Link |
---|---|
US (1) | US20190350995A1 (fr) |
EP (1) | EP3535277A1 (fr) |
CN (1) | CN110099916A (fr) |
FR (2) | FR3057865A1 (fr) |
RU (1) | RU2019120255A (fr) |
WO (1) | WO2018073551A1 (fr) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
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US6245789B1 (en) * | 1998-05-19 | 2001-06-12 | The Procter & Gamble Company | HIV and viral treatment |
FR3021871B1 (fr) * | 2014-06-10 | 2018-07-13 | Aliou Mamadou Balde | Composition a base d'anthostema senegalense utilisee comme medicament contre le sida |
-
2016
- 2016-10-21 FR FR1660230A patent/FR3057865A1/fr active Pending
-
2017
- 2017-01-05 FR FR1750080A patent/FR3057866B1/fr active Active
- 2017-10-20 WO PCT/FR2017/052891 patent/WO2018073551A1/fr unknown
- 2017-10-20 US US16/476,192 patent/US20190350995A1/en not_active Abandoned
- 2017-10-20 CN CN201780079975.XA patent/CN110099916A/zh active Pending
- 2017-10-20 RU RU2019120255A patent/RU2019120255A/ru unknown
- 2017-10-20 EP EP17797397.1A patent/EP3535277A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
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FR3057865A1 (fr) | 2018-04-27 |
RU2019120255A (ru) | 2020-12-28 |
RU2019120255A3 (fr) | 2020-12-28 |
FR3057866A1 (fr) | 2018-04-27 |
CN110099916A (zh) | 2019-08-06 |
US20190350995A1 (en) | 2019-11-21 |
FR3057866B1 (fr) | 2020-10-30 |
WO2018073551A1 (fr) | 2018-04-26 |
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