Abstract: A novel anionic polysaccharides functionalized by at least one hydrophobic acid derivative. These novel anionic polysaccharides including hydrophobic groups have good biocompatibility and their hydrophobicity can be easily adjusted without detrimentally affecting the biocompatibility or the stability. A method of synthesis which makes it possible to produce them and to pharmaceutical compositions including them.

Abstract: An open implant constituted of an osteogenic composition comprising at least one osteogenic growth factor/amphiphilic anionic polysaccharide complex, one soluble salt of a cation at least divalent, and one organic support, said organic support comprising no demineralized bone matrix. In one embodiment, said implant is in the form of a lyophilizate. It also relates to the method for the preparation thereof.

Abstract: Polysaccharide including carboxyl functional groups. The polysaccharide being chosen from the group of anionic synthetic polysaccharides including 1,6 bonds obtained from neutral polysaccharides of which at least one of a carboxyl functional groups is esterified by a hydrophobic alcohol (-Ah) (residue of a hydrophobic alcohol). The hydrophobic alcohol (Ah) being grafted or bonded to the anionic polysaccharide by a function F (ester function), which results from coupling between the carboxylate function of the anionic polysaccharide and hydroxyl function of the hydrophobic alcohol. Carboxyl functions of anionic polysaccharide, which are not substituted, are in the form of carboxylate of a cation. The polysaccharide including carboxyl functional groups are amphiphilic at neutral pH. It also relates to its use for the preparation of pharmaceutical compositions and the pharmaceutical compositions comprising a polysaccharide and at least one active principle.

Abstract: Osteogenic compositions are formed from a coprecipitate that contains at least one insoluble calcium salt and at least one osteogenic protein, the coprecipitate being in divided form. A process for preparing the coprecipitate in divided form contains at least one insoluble calcium salt and at least one complex between an osteogenic protein and a polysaccharide. The invention also relates to the formulations, pharmaceutical products, kits and medical devices comprising the coprecipitate.

Abstract: A stable pharmaceutical composition with at least one monoclonal antibody and at least one amphiphilic polysaccharide chosen from the group of amphiphilic polysaccharides comprising carboxylate functional groups partly substituted with at least one hydrophobic substituent is disclosed.

Abstract: The invention relates to a polysaccharide comprising carboxyl functional groups, one at least of which is substituted by a derivative of a hydrophobic alcohol. The invention also relates to a pharmaceutical composition comprising one of the polysaccharides according to the invention and at least one active principle. It also relates to a pharmaceutical composition, wherein the active principle is chosen from the group consisting of proteins, glycoproteins, peptides and nonpeptide therapeutic molecules. The invention also relates to the use of the functionalized polysaccharides according to the invention in the preparation of pharmaceutical compositions as described above.

Abstract: The invention relates to a complex between an insulin and a polysaccharide comprising carboxyl functional groups, said polysaccharide being chosen from polysaccharides functionalized with at least one phenylalanine derivative, noted Phe, said phenylalanine derivative being chosen from the group consisting of phenylalanine and its alkali metal cation salts, phenylalaninol, phenylalaninamide and ethylbenzylamine or from phenylalanine esters, and said insulin being either a human insulin or an insulin analog. The invention also relates to a pharmaceutical composition comprising at least one complex according to the invention, especially in the form of an injectable solution.

Abstract: The present invention relates to a amphiphilic polymer in the preparation of a therapeutic composition for promoting angiogenesis at its site of administration, comprising a complex between a polymer and a PDGF, wherein the polymer is amphiphilic. In an embodiment, the PDGF is selected from the group of the PDGFs (platelet-derived growth factors) and the amphiphilic polymer is selected from the group: The invention relates also to the therapeutic composition is in the form of a gel, a cream, a solution, a spray, a paste or a patch or a dressing.

Abstract: The invention relates to a complex consisted of a polysaccharide and an HBP, said polysaccharide being consisted from glycoside bonds of (1,6) and/or (1,4) and/or (1,3) and/or (1,2) type and functionalized with at least one salifiable or salified tryptophan derivative. The invention also relates to a pharmaceutical composition comprising a complex according to the invention and to the use of a polysaccharide consisted of glycoside bonds of (1,6) and/or (1,4) and/or (1,3) and/or (1,2) type and functionalized with at least one salifiable or salified tryptophan derivative, for the preparation of a pharmaceutical formulation of stable HBPs.

Abstract: The invention relates to a polysaccharide comprising carboxyl functional groups, one at least of which is substituted by a derivative of a hydrophobic alcohol. The invention also relates to a pharmaceutical composition comprising one of the polysaccharides according to the invention and at least one active principle. It also relates to a pharmaceutical composition, wherein the active principle is chosen from the group consisting of proteins, glycoproteins, peptides and nonpeptide therapeutic molecules. The invention also relates to the use of the functionalized polysaccharides according to the invention in the preparation of pharmaceutical compositions as described above.

Abstract: The invention relates to osteogenic compositions composed of a coprecipitate that contains at least one insoluble calcium salt and at least one complex between an osteogenic protein and a polysaccharide, said coprecipitate being in divided form. The invention also relates to kits for performing the invention. The invention also relates to the process for preparing the coprecipitate in divided form, containing at least one insoluble calcium salt and at least one complex between an osteogenic protein and a polysaccharide. The invention also relates to the formulations, pharmaceutical products and medical devices comprising said coprecipitate.

Abstract: The invention relates to a complex between human insulin and an amphiphilic polymer comprising carboxyl functional groups, said amphiphilic polymer being chosen from functionalized polysaccharides predominantly composed of glycoside monomers bonded via glycoside bonds of (1,6) type which are functionalized by at least one tryptophan derivative. It also relates to a pharmaceutical composition comprising at least one complex according to the invention, it being possible for said formulation to be in the form of an injectable solution. It more particularly relates to the use of a complex according to the invention in the preparation of a human insulin formulation at a concentration of approximately 600 ?M (100 IU/ml), the onset of action of which is less than 30 minutes, preferably less than 20 minutes and more preferably less than 15 minutes and/or the glycemic nadir of which is at less than 120 minutes, preferably less than 105 minutes and more preferably less than 90 minutes.

Abstract: The present invention relates to novel polysaccharide derivatives, predominantly comprising glycosidic bonds of (1,4), (1,3) and/or (1,2) type, functionalized by at least one tryptophan derivative. It also relates to processes for the synthesis thereof, to their uses as pharmaceutical excipient and to the pharmaceutical compositions comprising them.

Abstract: The invention relates to an osteogenic synergic composition comprising at least one osteogenic growth factor, and at least one growth factor having a chemoattractant and angiogenic capacity. It also relates to the method for the preparation thereof and to the use thereof for the preparation and production of pharmaceutical products for use in bone reconstruction and regeneration, in the form of topical compositions, for example implants, pastes or gels.

Abstract: The invention relates to an anionic polyamide functionalized with at least one tryptophan unit, -Trp, said tryptophan unit being linked to the polyamide by an amide function separated from the backbone by a linker arm, the polyamide being a chain selected from the group constituted of the following polymers: L being selected from the group constituted of a single bond, a —CH2— group or a —CH2CH2— group, -Trp being an L and/or D tryptophan residue produced from the coupling between the amine of the tryptophan or of a tryptophan derivative, selected from the group constituted of tryptophanol, tryptophanamide and alkali-metal cation salts thereof, and an acid borne by the polyamide. The present invention also relates to a pharmaceutical composition containing one of the polyamides according to the invention.

Abstract: An open implant, and a method for preparing the implant, constituted of an osteogenic composition with at least one osteogenic growth factor, one soluble salt of a cation at least divalent, and one organic support. The organic support has no demineralized bone matrix. In one embodiment, the implant is in the form of a lyophilizate.

Abstract: The invention relates to an open implant constituted of an osteogenic composition comprising at least: one osteogenic growth factor/amphiphilic anionic polysaccharide complex, one soluble salt of a cation at least divalent, and one organic support, said organic support comprising no demineralized bone matrix. In one embodiment, said implant is in the form of a lyophilizate. It also relates to the method for the preparation thereof.

Abstract: The invention relates to an amphiphilic-BMP polymer complex which is physically and chemically stable and soluble in water, characterised in that: the amphiphilic polymers comprise a hydrophilic polysaccharide skeleton functionalised with hydrophobic substituents and hydrophilic groups the BMP is selected from the group of therapeutically active BMPs (Bone morphogenetic Proteins), the polymer/BMP mass ratio is lower than or equal to 700. The invention also relates to the process for preparing the amphiphilic-BMP polymer complex in an aqueous medium and in the absence of organic solvents likely to denature the protein. The invention also relates to therapeutic compositions of an amphiphilic-BMP polymer complex according to the invention.

Abstract: The present invention relates to a amphiphilic polymer in the preparation of a therapeutic composition for promoting angiogenesis at its site of administration, comprising a complex between a polymer and a PDGF, wherein the polymer is amphiphilic. In an embodiment, the PDGF is selected from the group of the PDGFs (platelet-derived growth factors) and the amphiphilic polymer is selected from the group: The invention relates also to the therapeutic composition is in the form of a gel, a cream, a solution, a spray, a paste or a patch or a dressing.

Abstract: The invention relates to a dextran functionalized by at least one hydrophobic alpha-amino acid radical, said alpha-amino acid being grafted or bonded to the dextran by a bonding arm and a functional group. A hydrophobic amino acid radical is understood as being the product of coupling between the amine of the amino acid and an acid carried by the bonding arm, said dextran being amphiphilic at neutral pH. In an embodiment, the hydrophobic amino acid is selected from tryptophan derivatives, such as tryptophan, tryptophanol, tryptophanamide, 2-indole ethyl-amine and their alkaline cation salts. The present invention relates also to a pharmaceutical composition comprising one of the dextrans according to the invention.