EP2828297A1 - Oligosaccharides fonctionnalisés - Google Patents
Oligosaccharides fonctionnalisésInfo
- Publication number
- EP2828297A1 EP2828297A1 EP12726819.1A EP12726819A EP2828297A1 EP 2828297 A1 EP2828297 A1 EP 2828297A1 EP 12726819 A EP12726819 A EP 12726819A EP 2828297 A1 EP2828297 A1 EP 2828297A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- sodium
- functionalized
- acid
- oligosaccharide
- aspartate
- 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- Withdrawn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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
- C08B37/0006—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid
- C08B37/0009—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid alpha-D-Glucans, e.g. polydextrose, alternan, glycogen; (alpha-1,4)(alpha-1,6)-D-Glucans; (alpha-1,3)(alpha-1,4)-D-Glucans, e.g. isolichenan or nigeran; (alpha-1,4)-D-Glucans; (alpha-1,3)-D-Glucans, e.g. pseudonigeran; Derivatives thereof
- C08B37/0021—Dextran, i.e. (alpha-1,4)-D-glucan; Derivatives thereof, e.g. Sephadex, i.e. crosslinked dextran
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
- A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
- A61K47/36—Polysaccharides; Derivatives thereof, e.g. gums, starch, alginate, dextrin, hyaluronic acid, chitosan, inulin, agar or pectin
Definitions
- the present invention relates to anionic oligosaccharides for therapeutic and / or prophylactic use, for the administration of active principle (s) to humans or animals.
- oligosaccharides according to the invention having carboxyl groups have, because of their structure and their biocompatibility, a certain interest for the pharmaceutical industry, especially for the stabilization of active principles, for example protein,
- the oligosaccharides according to the invention retain the property of creating interactions with active principles, for example proteins.
- the present invention aims to provide oligosaccharides for stabilization, administration and delivery of active ingredients, which can be prepared by relatively simple methods to implement.
- the present invention is thus intended to provide oligosaccharides capable of allowing the stabilization, administration and delivery of active ingredients of great diversity.
- the present invention also aims to obtain oligosaccharides with a degree of functionalization in anionic groups that can go beyond two carboxylate groups per saccharide unit.
- the invention also aims at obtaining oligosaccharides which may have a biodegradability sufficiently fast and appropriate for their use in the preparation of a broad category of pharmaceutical formulations, including for medicaments intended for chronic administration and / or of high frequency,
- the invention aims to provide oligosaccharides meeting the constraints established by the pharmaceutical industry, particularly in terms of stability under normal conditions of storage and storage including in solution.
- the present invention relates to an oligodextran, chosen from dextrans whose average degree of polymerization is less than 10, modified by:
- radical - [AA] - denotes an amino acid residue attached to the backbone of dextran via a linker -Ri, and optionally carrying a radical - [R 2 ] n
- the linker -Ri is a C1-C15 carbon chain, optionally substituted and / or comprising at least one heteroatom (such as O, N and S) and optionally a carboxylic acid function; it forms with the amino acid residue [AA] an amide bond, and is directly attached to the dextran backbone by an ester, carbamate or ether bond
- radical -R 2 is an optionally substituted C1-C18 carbon chain
- n 0, 1 or 2
- -RI is a C1 to C15 carbon chain, optionally substituted and / or comprising at least one heteroatom (such as O, N and S) and at least one carboxylic acid function
- the oSigodextran is chosen from dextrans modified with:
- radical - [AA] - denotes an amino acid residue attached to the backbone of the dextran via a linker -Ri, and optionally carrying a radical - [R2] n
- the linker -Ri is a C1-C15 carbon chain, optionally substituted and / or comprising at least one heteroatom (such as O, N and S) and optionally a carboxylic acid function; it forms with the amino acid residue [AA] an amide bond, and is directly attached to the dextran backbone by an ester, carbamate or ether bond
- the radical -R 2 is a carbon chain C1 to C18, optionally substituted
- n 0, 1 or 2
- One or more substituents -R'I- which is a C1-C15 carbon chain, optionally substituted and / or comprising at least one heteroatom (such as O, N and S) and at least one acid function in the form of a salt of alkaline cations and is directly attached to the dextran backbone by an ester, carbamate or ether bond
- hetero atoms is meant an oxygen, nitrogen or sulfur atom.
- the linker -R1 forms with the amino acid residue [AA] an amide bond, and is directly attached to the dextran backbone through an ether linkage.
- the linker -R1 forms with the amino acid residue [AA] an amide linkage, and is directly attached to the dextran backbone via a carbamate linkage.
- the link arms -RI- and -R'I- are identical.
- the link arms -RI- and -R'I- are different.
- the linking arms -RI- and -R'I- are chosen from among the radicals
- O and p are the same or different, greater than or equal to 1 and less than or equal to 12, and
- R 3 and R 4 which are identical or different, are chosen from the group consisting of a hydrogen atom, a saturated or unsaturated, linear, branched or cyclic C1 to C6 alkyl, a benzyl or an alkyl-aryl and optionally containing heteroatoms selected from the group consisting of O, N and / or S, or functions selected from the group consisting of carboxylic acid, amine, alcohol or thiol functions,
- R ' 3 and R' 4 which are identical or different are chosen from the group consisting of a hydrogen atom, a saturated or unsaturated, linear, branched or cyclic C1 to C6 alkyl, a benzyl, an alkyl-aryl and optionally containing heteroatoms selected from the group consisting of O, N and / or S, or functions selected from the group consisting of carboxylic acid, amine, alcohol or thiol functions.
- the oligosaccharide is characterized in that the radical -R'I- is -CH2-. In one embodiment, the oligosaccharide is characterized in that Se radical -RI- is -CH2-.
- the polysaccharide is characterized in that the radical -R'1- is chosen from the group consisting of the following radicals:
- the polysaccharide is characterized in that the radical -RI - is chosen from the group consisting of the following radicals:
- the oligosaccharide is chosen from oligodextrans.
- the oligodextran has a number average molecular weight of less than 2000 g / me.
- At least 50% of the oligosaccharide population has a degree of polymerization of less than 10.
- the cations are chosen from alkaline cations, such as Na + or K + .
- the amino acids are selected from alpha amino acids. In one embodiment, the alpha amino acids are chosen from alpha natural amino acids.
- the natural alpha amino acids are chosen from hydrophobic amino acids chosen from the group comprising tryptophan, leucine, alanine, iso-leucine, glycine, phenylalanine and valine. .
- its natural alpha amino acids are selected from polar amino acids selected from the group consisting of aspartic acid, glutamic acid, lysine, serine.
- the oligosaccharide is characterized in that the radical R 2 is a benzyl radical.
- the oligosaccharide is characterized in that the radical -R 2 is derived from a hydrophobic alcohol.
- the hydrophobic alcohol is chosen from alcohols consisting of an unsaturated and / or saturated, branched or unbranched alkyl chain comprising from 4 to 18 carbons.
- the hydrophobic alcohol is chosen from alcohols consisting of an unsaturated and / or saturated, branched or unbranched alkyl chain comprising from 6 to 18 carbons.
- the hydrophobic alcohol is chosen from alcohols consisting of an unsaturated and / or saturated, branched or unbranched alkyl chain comprising from 8 to 16 carbons.
- the hydrophobic alcohol is octanol.
- the hydrophobic alcohol is 2-ethylbutanol.
- the fatty alcohol is selected from meristyl, ie cetyl, stearyl, cetearyl, butyl, oleyl, lanolin.
- the hydrophobic alcohol is selected from the group consisting of cholesterol and its derivatives.
- the hydrophobic alcohol is cholesterol
- the hydrophobic alcohol is chosen from menthol derivatives.
- the hydrophobic alcohol is menthol in its racemic form.
- the hydrophobic alcohol is the D-isomer of menthol.
- the hydrophobic alcohol is the L-isomer of menthol.
- the hydrophobic alcohol is chosen from tocopherols.
- the tocopherol is S'aipha tocopherol.
- alpha tocopherol is the racemic of alpha-tocopherol.
- tocopherol is the D isomer of alpha tocopherol.
- tocopherol is the L isomer of alpha tocopherol.
- the hydrophobic alcohol is chosen from alcohols bearing an aryl group.
- the aryl group-bearing alcohol is selected from the group consisting of benzyl alcohol and phenethyl alcohol.
- the ofigosaccharide is characterized in that the radical - 2 is derived from a hydrophobic acid.
- the hydrophobic acid is selected from fatty acids.
- the fatty acids are chosen from the group consisting of acids consisting of an unsaturated or saturated, branched or unbranched alkyl chain comprising from 6 to 50 carbons.
- the fatty acids are chosen from the group consisting of linear fatty acids.
- the linear fatty acids are selected from the group consisting of caproic acid, oenanthic acid, caprylic acid, capric acid, nonanoic acid, decanoic acid, undecanoic acid, dodecanoic acid, palmitic acid, stearic acid, arachidic acid, behenic acid, tricosanoic acid, lignoceric acid, heptacosanoic acid, octacosanoic acid and melissic acid.
- the fatty acids are selected from the group consisting of unsaturated fatty acids.
- the unsaturated fatty acids are selected from the group consisting of myristoleic acid, palmitoleic acid, oleic acid, elaidic acid, linoleic acid, alpha linoleic, arachidonic acid, eicosapentaenoic acid, erucic acid and docosahexaenoic acid.
- the fatty acids are chosen from the group consisting of ile acids and their derivatives,
- the bile acids and their derivatives are selected from the group consisting of cholic acid, dehydrocholic acid, deoxycholic acid, and chenodeoxycholic acid. In one embodiment, 0.1 ⁇ i ⁇ , 3
- the igosaccha wrinkle according to the invention has a mean degree of polymerization of between 2 and 10.
- it has a mean degree of polymerization of between 2 and 8.
- it has a mean degree of polymerization of between 3 and 6.
- anionic is meant an oligosaccharide which contains unfunctionalized and salt-forming carboxyl functional groups.
- polymerization degree DP is meant the average number of repeating units (monomers) per polymer chain. It is calculated by dividing the number average molar mass by the average mass of the repeating unit.
- M n number average molar mass
- the polymers can also be characterized by the chain length distribution, also called polydispersity index (Ip), and is equal to M w divided by M n .
- Ip polydispersity index
- the invention relates to an oligosaccharide chosen from the group consisting of the following oligosaccharides:
- the invention also relates to the use of functionalized oligosaccharides according to the invention for the preparation of pharmaceutical compositions.
- the invention also relates to a pharmaceutical composition
- a pharmaceutical composition comprising one of the oligosaccharides according to the invention as described above and at least one active ingredient.
- the invention also relates to a pharmaceutical composition characterized in that the active ingredient is selected from the group consisting of proteins, glycoproteins, peptides and non-peptide therapeutic molecules.
- active principle is meant a product in the form of a single chemical entity and / or in the form of a combination having a physiological activity.
- Said active ingredient may be exogenous, that is to say that it is provided by the composition according to the invention. It may also be endogenous, for example the growth factors that will be secreted in a wound during the first healing phase and that may be retained on said wound by the composition according to the invention.
- the modes of administration envisaged are intravenous, subcutaneous, intradermal, transdermal, intramuscular, oral, nasal, vaginal, ocular, oral, pulmonary and so on.
- compositions according to the invention are either in liquid form, in aqueous solution, or in powder, implant or film form. They further comprise conventional pharmaceutical excipients well known to those skilled in the art.
- compositions may advantageously comprise, in addition, excipients for formulating them in the form of gel, sponge, injectable solution, oral solution, lyoc, etc.
- the invention also relates to a pharmaceutical composition, characterized in that it is administrable in stent form, film or "coating" of implantable biomaterials, implant.
- Oligosaccharide 1 Sodium phenylalaninate functionalized dextranmethylcarboxylate [1DMC (1.03) PheOC 8 (0.2)]
- Octyl phenylalaninate, para-toluenesulfonic acid salt is prepared from octanol and phenylalanine according to the process described in US Patent 4,826,818 (Kenji M., et al.).
- [oligosaccharide] 31.5 mg / g
- the degree of substitution of methyicarboxyate is 1.03 per glucosidic unit.
- This sodium dextranethylcarboxylate is lyophilized for 18 hours.
- the sodium dextranmethylcarboxylate solution is acidified on a Purolite resin (anionic) to obtain the acid dextranemethylcarboxylic acid which is then lyophilized for 18 hours.
- the solution of phenylalaninate is added.
- octyl is added and the mixture is stirred at 10 ° C.
- the mixture is then heated to 50 ° C.
- 70 ml of an aqueous solution of imidazole (150 g / l) and 120 ml of water are added.
- the solution thus obtained is purified by ultrafiltration on PES membrane of 1 kDa against 0.9% NaCl, 0.01N NaOH, 0.9% NaCl and water.
- the oligosaccharide concentration of the final solution is determined by dry extract.
- a sample of solution is lyophilized and analyzed by RM NMR in D 2 0 to determine the degree of substitution of octyl phenylalaninate-grafted methyl carboxylates.
- Oligosaccharide 2 sodium dextranmethylcarboxylate functionalized with dilaurylate aspartate [lDMC (1.03) Asp (OC 12 ) 2 (0.07) 3
- the dilauryl aspartate, para-toluenesulfonic acid salt is prepared from dodecane and aspartic acid according to the process described in US Patent 4,826,818 (Kenji M., et al.).
- Oligosaccharide 3 Sodium dextranemethylcarboxylate functionalized with dilauryl aspartate [lDMC (1.65) Asp (OC 12 ) 2 (0.07)]
- the degree of substitution in methylcarboxylate is 1.65 per glucosidic unit.
- the sodium dextranemethylcarboxylate solution is passed through a Puroiite (anionic) resin to obtain the acid dextran-methylcarboxylic acid which is then lyophilized for 18 hours.
- Oligosaccharide 3 is a sodium dextranemethylcarboxylate functionalized with dilauryl aspartate prepared according to a process similar to that described for Oligosaccharide 2.
- Oligosaccharide 4 Sodium dextranemethylcarboxylate functionalized with dilauryl aspartate [lDMC (1.65) Asp (OCi 2 ) 2 (0.15)] 10 g of dextranethyl carboxylic acid characterized by a degree of substitution of methylcarboxylate of 1.65 per glucosidic unit are synthesized from a dextran with a weight average molecular mass of 1 kg / mol (Pharmacosmos, degree of polymerization of 3 9), according to a method similar to that described for Oligosaccharide 3, and then lyophilized.
- Oligosaccharide 5 Dextranmethyl sodium carboxylate functionalized with didecyl aspartate [1D C (1.03) Asp (OCi 0 ) 2 (0.05)]
- Didecyl aspartate, para-toluenesulfonic acid salt is prepared from decanol and aspartic acid according to the process described in US Pat. No. 4,826,818 (Kenji M., et al.).
- Oligosaccharide 5 is a sodium dextranmethylcarboxylate functionalized with didecyl aspartate, prepared according to a process similar to that described for Oligosaccharide 2.
- N 1 the degree of substitution in methylcarboxylates functionalized aspartate didecyl is 0.05.
- Oligosaccharide 6 Dioctylated aspartate functionalized sodium dextranmethylcarboxylate [1DMC (1.03) Asp (OC 3 ) 2 (0.07)]
- the dioctyl aspartate, para-toluenesulfonic acid salt is prepared from octanol and aspartic acid according to the process described in US Patent 4,826,818 (Kenji M., et al.).
- Oligosaccharide 6 is a sodium dextranethylcarboxylate functionalized with dioctyl aspartate, prepared according to a process similar to that described for Oligosaccharide 2.
- Oligosaccharide 7 Sodium dextranmethylcarboxylate functionalized with ⁇ -benzyl aspartate [lDMC (1.65) Asp (OBzl) OH (0.6)]
- Oligosaccharide 7 is a sodium dextranethylcarboxylate functionalized with ⁇ -benzyl aspartate, prepared according to a process similar to that described for Oligosaccharide 2 using aspartic acid of ⁇ -benzyl (Bachem).
- Oligosaccharide 8 Tryptophan Functionalized Dextranmethylcarboxylate [lDMC (1.65) Trp (1.0)]
- Oligosaccharide 9 Sodium dextranmethylcarboxyate functionalized with tryptophan [lDMC (2.1) Trp (1.3)]
- the concentration of oligosaccharides of the final solution is determined by dry extract, then an acid / base assay in a water / acetone 50/50 (V / V) mixture is carried out to determine the degree of substitution in methylcarboxylate.
- the degree of substitution in methylcarboxylate is 2.1 per glucosidic unit.
- Oligosaccharide 9 is a tryptophan functionalised sodium dextranmethylcarboxylate, prepared according to a process similar to that described for Oligosaccharide 8.
- Oligosaccharide 10 Sodium Dextranmethylcarboxylate Functionalized With Phenylalanine [lDMC (1.65) Phe (0.65)]
- the ethyl phenylalaninate solution is added and the mixture is stirred at 10 ° C.
- An aqueous solution of imidazole (340 g / l) is added.
- the solution is then heated to 30 ° C., 70 ml of water are added and the solution obtained is purified by ultrafiltration on a PES membrane of 1 kDa against 7 volumes of IMaOH ⁇ , ⁇ ⁇ , 7 volu mes of NaCl 0, 9% and 3 volumes of water.
- the concentration of oligosaccharides of the final solution is determined by dry extract.
- a sample solution is lyophilized and analyzed by NMR in D 2 0 s to determine the mole fraction of grafted methylcarboxylate by phenylalanine.
- Oligosaccharide 11 Sodium dextranmethylcarboxylate functionalized with phenylalanine [lDMC (2.1) Phe (1.0)]
- Oligosaccharide 11 is a phenylalanine functionalized dextranmethylcarboxylate, prepared according to a process similar to that described for Oligosaccharide 10.
- Oligosaccharide 12 sodium N-methylcarboxylate dextran carbamate modified with L-Phenylaianin [lDUGIy (1.65) Phe (0.65)]
- the degree of substitution of the hydroxyl functions by N-methylcarboxylate carbamate functions is 1.65 per saccharide unit.
- the solution of sodium N-methylcarboxylate dextran carbamate is acidified on a Purolite resin (anionic) to obtain the IM-methylcarboxylic acid dextran which is then lyophilized for 18 hours.
- Oligosaccharide 12 is a sodium N-methylcarboxylate dextran carbamate functionalized with phenylalanine, prepared according to a process similar to that described for Oligosaccharide 10.
- [Oligosaccharide 12] 23.8 mg / g
- N-methylcarboxylic acid dextran characterized by a degree of substitution of N-methylcarboxylate of 1.65 per glucosidic unit are synthesized from a dextran with a weight average molar mass of 1 kg / mol (Pharmacosmos, degree of polymerization of 3.9), according to a method similar to that described for Oligosaccharide 12, and then lyophilized.
- Oligosaccharide 13 is a sodium N-methylcarboxylate dextran carbamate functionalized with tryptophan, prepared according to a process similar to that described for Oligosaccharide 9.
- Oligosaccharide 14 Sodium dextranmethylcarboxylate functionalized with cholesteryl leucinate [lDMC (1.65) LeuChol (0.05)]
- Cholesteryl leucinate, paratoluenesulfonic acid salt is prepared from cholesterol and leucine according to the process described in US Pat. No. 4,826,818 (Kenji M., et al.).
- Oligosaccharide 14 is a sodium dextranmethylcarboxylate functionalized with cholesteryl leucinate, prepared according to a process similar to that described for Oligosaccharide 1.
- the degree of substitution with methylcarboxylates functionalized with cholesteryl leucinate is 0.05.
- the isocyanate of the ⁇ -benzyl-L-aspartate dipeptide of ethyl L-phenylalaninate is obtained according to the method described in the publication (Tsai, JH et al., Organic Synthesis 2004, 10, 544-545) from ethyl L-phenylalaninate ⁇ -benzyl-L-aspartate hydrochloride and triphosgene (Sigma).
- Toluene is added to the mixture and the medium is dehydrated by heteroazeotropic distillation.
- 80 ° C. 15.81 g (0.04 mol) of isocyanate of the ⁇ -benzyl-L-aspartate dipeptide of ethyl L-phenylalaninate are progressively introduced.
- the medium is diluted with water and purified by diafiltration on a 5 kD PES membrane against 0.1N NaOH, 0.9% NaCl and water.
- the final solution is assayed by dry extract to determine the polymer concentration, assayed by acid / base assay in water / acetone 50/50 (V / V) and then analyzed by 1 H NMR to determine the degree of hydroxyl functionalisation.
- 10DMC (II) Phe (0.45) is synthesized according to the same process as the oligosaccharide 10 from the dextran of average molar mass by weight of 10 kg / mol (Pharmacosmos, degree of polymerization of 19).
- Literature establishes, on the basis of dextran, a correlation between molecular weight and renal clearance of macromolecules (Caulfield, J. et al., The Journal of Cell Biology 1974, 63, 883-903; Chang RLS Kidney International 1975, 8, 212-218). These results establish that macromolecules with a molecular weight greater than 30 kDa are hardly eliminated by the kidney.
- a solution of 250 ml of oligosaccharide 10 at 20 g / l is ultrafiltered on PES membrane of 30 kDa against 20 volumes of water.
- the oligosaccharide concentration of the final solution is determined by dry extract and indicates a recovery of less than 10%.
- a solution of 250 ml of 10DMC (l.l) Phe (0.65) at 20 g / L is ultrafiltered on PES membrane of 30 kDa against 20 volumes of water.
- the polymer concentration of the final solution is determined by dry extract.
- BMP-7 Bone Morphogenetic Protein 7
- the oligosaccharides described in this application are implemented in this test.
- the test consists in using a solution of BMP-7 at acidic pH, for example a 10 mM lactate buffer at pH 3.
- BMP-7 is at an initial concentration of 2.47 mg / ml.
- 2.02 ml of this BMP-7 solution are mixed with 2.7 ml of a 18.5 mg / ml polymer solution containing 18 mM phosphate buffer at pH 7.4.
- After mixing the final pH is adjusted to physiological pH by adding a mixture of IN sodium hydroxide and water to obtain a final formulation volume of 5 mL.
- the formulations are analyzed by visual observation, turbidity and dynamic scattering of light to detect the presence of aggregates.
- oligosaccharides according to the invention thus make it possible to form complexes with a protein despite a very small number of saccharide units,
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medicinal Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Animal Behavior & Ethology (AREA)
- Pharmacology & Pharmacy (AREA)
- Public Health (AREA)
- Inorganic Chemistry (AREA)
- Molecular Biology (AREA)
- Epidemiology (AREA)
- Biochemistry (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Medicinal Preparation (AREA)
Abstract
Description
Claims
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201161484461P | 2011-05-10 | 2011-05-10 | |
FR1154039A FR2975099A1 (fr) | 2011-05-10 | 2011-05-10 | Polysaccharides a degre de fonctionnalisation modulable |
US201161541606P | 2011-09-30 | 2011-09-30 | |
FR1158885A FR2980796B1 (fr) | 2011-09-30 | 2011-09-30 | Oligosaccharides fonctionnalises |
US13/287,793 US20120094902A1 (en) | 2009-03-27 | 2011-11-02 | Fast-acting insulin formulation |
PCT/FR2012/051039 WO2012153070A1 (fr) | 2011-05-10 | 2012-05-10 | Oligosaccharides fonctionnalisés |
Publications (1)
Publication Number | Publication Date |
---|---|
EP2828297A1 true EP2828297A1 (fr) | 2015-01-28 |
Family
ID=47138843
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP12726819.1A Withdrawn EP2828297A1 (fr) | 2011-05-10 | 2012-05-10 | Oligosaccharides fonctionnalisés |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP2828297A1 (fr) |
WO (1) | WO2012153070A1 (fr) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013021143A1 (fr) | 2011-08-10 | 2013-02-14 | Adocia | Solution injectable d'au moins une insuline basale |
US20130231281A1 (en) | 2011-11-02 | 2013-09-05 | Adocia | Rapid acting insulin formulation comprising an oligosaccharide |
CN107583039A (zh) | 2012-01-09 | 2018-01-16 | 阿道恰公司 | Ph为7且至少含pi为5.8至8.5之基础胰岛素和取代共聚(氨基酸)的可注射溶液 |
US20150314003A2 (en) | 2012-08-09 | 2015-11-05 | Adocia | Injectable solution at ph 7 comprising at least one basal insulin the isoelectric point of which is between 5.8 and 8.5 and a hydrophobized anionic polymer |
FR3001896B1 (fr) | 2013-02-12 | 2015-07-03 | Adocia | Solution injectable a ph 7 comprenant au moins une insuline basale dont le point isolectrique est compris entre 5,8 et 8,5 et un polymere anionique hydrophobise |
CN107952065A (zh) * | 2012-11-13 | 2018-04-24 | 阿道恰公司 | 包含经取代阴离子化合物的速效胰岛素制剂 |
FR2997952B1 (fr) * | 2012-11-13 | 2014-11-21 | Adocia | Composes anioniques substitues constitues d'un squelette forme d'un nombre discret d'unites saccharidiques |
SG10201703742SA (en) | 2012-11-13 | 2017-06-29 | Adocia | Substituted anionic compounds consisting of a backbone consisting of a discrete number of saccharide units |
FR3020947B1 (fr) | 2014-05-14 | 2018-08-31 | Adocia | Composition aqueuse comprenant au moins une proteine et un agent solubilisant, sa preparation et ses utilisations |
US9795678B2 (en) | 2014-05-14 | 2017-10-24 | Adocia | Fast-acting insulin composition comprising a substituted anionic compound and a polyanionic compound |
FR3025428A1 (fr) * | 2014-09-08 | 2016-03-11 | Adocia | Composition pharmaceutique stable comprenant du pdgf |
FR3043557B1 (fr) | 2015-11-16 | 2019-05-31 | Adocia | Composition a action rapide d'insuline comprenant un citrate substitue |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2914305B1 (fr) * | 2007-03-29 | 2009-07-03 | Proteins & Peptides Man | Dextran fonctionnalise par des amino-acides hydrophobes. |
BRPI0906553A2 (pt) * | 2008-04-14 | 2015-07-07 | Adocia | ''implante aberto constituído por uma composição osteogênica e método de preparação do implante'' |
FR2948573B1 (fr) * | 2009-07-31 | 2011-11-18 | Adocia | Nouvelle forme d'administration de complexes de proteines osteogeniques |
WO2011098962A2 (fr) * | 2010-02-09 | 2011-08-18 | Adocia | Polysaccharides anioniques fonctionnalisés par au moins deux groupements hydrophobes portés par un spacer au moins trivalent |
-
2012
- 2012-05-10 WO PCT/FR2012/051039 patent/WO2012153070A1/fr active Application Filing
- 2012-05-10 EP EP12726819.1A patent/EP2828297A1/fr not_active Withdrawn
Non-Patent Citations (2)
Title |
---|
None * |
See also references of WO2012153070A1 * |
Also Published As
Publication number | Publication date |
---|---|
WO2012153070A1 (fr) | 2012-11-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2828297A1 (fr) | Oligosaccharides fonctionnalisés | |
EP2516473B1 (fr) | Polysaccharides anioniques fonctionnalises par un derive d'acide hydrophobe | |
EP2344547B1 (fr) | Polysaccharides comportant des groupes fonctionnels carboxyles substitues par un derive d'alcool hydrophobe | |
US9018190B2 (en) | Functionalized oligosaccharides | |
EP2533812A2 (fr) | Polysaccharides anioniques fonctionnalisés par au moins deux groupements hydrophobes portés par un spacer au moins trivalent | |
WO2012153071A2 (fr) | Polysaccharides à degré de fonctionnalisation modulable | |
FR2958647A1 (fr) | Polysaccharides comportant des groupes fonctionnels carboxyles substitues par un derive hydrophobe porte par un spacer au moins trivalent. | |
FR2919188A1 (fr) | Complexes entre un polymere amphiphile et une proteine osteogenique appartenant a la famille des bmps | |
EP2007816A1 (fr) | Polysaccharides bifonctionnalises | |
EP2956172A1 (fr) | Solution injectable a ph7 comprenant au moins une insuline basale dont le point isoelectrique est compris entre 5,8 et 8,5 et un polymere anionique hydrophobise | |
WO2014076422A1 (fr) | Composes anioniques substitues constitues d'un squelette forme d'un nombre discret d'unites saccharidiques | |
FR2980796A1 (fr) | Oligosaccharides fonctionnalises | |
FR2956116A1 (fr) | Complexes polysaccharide/bmp-7 solubles a ph physiologique | |
WO2011135401A1 (fr) | Polysaccharides comportant des groupes fonctionnels carboxyles substitues par esterification par un alcool hydrophobe | |
WO2015181504A1 (fr) | Copolymeres de formule (i) et utilisations | |
FR2975099A1 (fr) | Polysaccharides a degre de fonctionnalisation modulable | |
RU2575460C2 (ru) | Анионные полисахариды, функционализированные по меньшей мере двумя гидрофобными группами, связанными с по меньшей мере трехвалентной промежуточной группировкой |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20131202 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: SOULA, OLIVIER Inventor name: SOULA, REMI Inventor name: CHARVET, RICHARD |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
17Q | First examination report despatched |
Effective date: 20170908 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: GRANT OF PATENT IS INTENDED |
|
P01 | Opt-out of the competence of the unified patent court (upc) registered |
Effective date: 20230514 |
|
INTG | Intention to grant announced |
Effective date: 20230619 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20231031 |