Abstract: A composition comprising, in a physiologically acceptable medium, a crosslinked hyaluronic acid (HA), having a degree of modification less than 1.9 mole %; a HA with a molecular weight of about 50 kDa or less; and/or an agent stimulating endogenous HA synthesis. Also disclosed is a cosmetic use of such composition in skin care and/or anti-ageing treatment.

Abstract: A micro- or nanoparticular vesicle comprises at least a crosslinked hyaluronic acid (HA), wherein the crosslinked hyaluronic acid is crosslinked by a chemical crosslinking agent, and wherein the degree of modification of said crosslinked hyaluronic acid with said chemical crosslinking agent is less than 1.9 mole %. Also disclosed are a method of manufacturing such vesicles, compositions comprising such vesicles and their uses.

Abstract: A composition comprising, in a physiologically acceptable medium, a crosslinked hyaluronic acid (HA), having a degree of modification less than 1.9 mole %; a HA with a molecular weight of about 50 kDa or less; and/or an agent stimulating endogenous HA synthesis. Also disclosed is a cosmetic use of such composition in skin care and/or anti-ageing treatment.

Abstract: A micro- or nanoparticular multilamellar vesicle is constituted of concentric membranes comprising at least one non-ionic surfactant of the sucrose ester type comprising at least one chain arising from a linear or branched, saturated or unsaturated, optionally mono- or polyhydroxylated C12 to C22 fatty acid, which vesicle comprises at least a hyaluronic acid (HA), wherein the hyaluronic acid is a crosslinked hyaluronic acid. Also disclosed are a method of manufacture of such vesicle, compositions comprising such vesicle and their uses.

Abstract: A micro- or nanoparticular vesicle comprises at least a crosslinked hyaluronic acid (HA), wherein the crosslinked hyaluronic acid is crosslinked by a chemical crosslinking agent, and wherein the degree of modification of said crosslinked hyaluronic acid with said chemical crosslinking agent is less than 1.9 mole %. Also disclosed are a method of manufacturing such vesicles, compositions comprising such vesicles and their uses.

Abstract: The object of the present invention is benzothiazine derivatives having the capability of inhibiting 11?-HSD1 not only at an enzymatic level but also at a cell level. The compounds of the present invention are of general formula (I). Wherein notably R1 represents a hydrogen or OR1 represents an ester or an ether. R2 represents a naphthyl or a 1,2,3,4-tetrahydro-naphthalene or a biphenyl or phenyl pyridine or a substituted phenyl. R3 represents a methyl or ethyl; R4 and R?4 represent a hydrogen.

Abstract: The present invention relates to derivatives of general formula I wherein: —W represents nitrogen, —R1 represents: •a hydrogen or a linear or branched C1-C5 alkyl radical or, •a C1-C3 alkyl radical substituted with groups such as trifluoromethyl, nitrile, hydroxy, C1-C3 alcoxy, C3-C6 alkoxyalkoxy, indolyl, thiophenyl, oxothiophenyl, C1-C3 N-alkylcarbamoyl groups or, •a phenyl or pyridyl or naphthyl, or thiophenyl group optionally substituted with one or more groups such as halogen atoms, nitro, nitrile, trifluoromethyl, vinyl, methylsulfanyl, linear branched C1-C4 alkyl, linear or branched C1-C3 alkoxy groups, •a C6 2-oxocycloalkyl radical—R2 represents a methyl or heptyl, -m, n are equal to 1, —V represents CH2, —X—Y represents —N— (C?O)—, —CH—O—, —Z represents a phenyl group substituted with one or more trifluoromethyl groups, halogen atoms or linear C1-C4 alkyl groups.

Abstract: The object of the present invention is benzothiazine derivatives having the capability of inhibiting 11?-HSD1 not only at an enzymatic level but also at a cell level. The compounds of the present invention are of general formula (I). Wherein notably R1 represents a hydrogen or OR1 represents an ester or an ether. R2 represents a naphthyl or a 1, 2, 3, 4-tetrahydro-naphthalene or a biphenyl or phenyl pyridine or a substituted phenyl. R3 represents a methyl or ethyl; R4 and R?4 represent a hydrogen.

Abstract: The present invention relates to derivatives of general formula I wherein: —W represents nitrogen, —R1 represents: •a hydrogen or a linear or branched C1-C5 alkyl radical or, •a C1-C3 alkyl radical substituted with groups such as trifluoromethyl, nitrile, hydroxy, C1-C3 alcoxy, C3-C6 alkoxyalkoxy, indolyl, thiophenyl, oxothiophenyl, C1-C3 N-alkylcarbamoyl groups or, •a phenyl or pyridyl or naphthyl, or thiophenyl group optionally substituted with one or more groups such as halogen atoms, nitro, nitrile, trifluoromethyl, vinyl, methylsulfanyl, linear branched C1-C4 alkyl, linear or branched C1-C3 alkoxy groups, •a C6 2-oxocycloalkyl radical—R2 represents a methyl or heptyl, —m, n are equal to 1, —V represents CH2, —X—Y represents —N— (C?O)—, —CH—O—, —Z represents a phenyl group substituted with one or more trifluoromethyl groups, halogen atoms or linear C1-C4 alkyl groups.

Abstract: The invention relates to 3,5-dioxo-(2H,4H)-1,2,4-triazine compounds of formula I in which the variables are defined herein, as well as additive salts with pharmaceutically acceptable bases and the various enantiomers of compounds having asymmetrical carbons, as well as their mixtures in all proportions, including racemic mixtures in particular.

Abstract: The invention concerns 3,5-dioxo-(2H,4H)-1,2,4-triazine derivatives of general formula (I), wherein: R1 and R2, identical or different, represent a branched or linear C1-C7 alkyl or alkenyl radical, a C1-C6 alkyl radical substituted by groups such as trifluoromethyl, C5-C6 cycloalkyl, nitrile, C1-C4 alkoxycarbonylvinyl, hydroxycarbonylvinyl, C1-C4 alkoxycarbonyl, carboxylate, benzyloxy or phenyl (for which the phenyl ring is optionally substituted by one or more groups such as C1-C4 alkoyl, C1-C4 alkoxy, nitro, halogen, trifluoromethyl); YR3 represents oxygen or NR3 for which R3 represents hydrogen, a linear or branched C1-C7 alkyl or alkenyl radical, a C1-C6 alkyl radical substituted by groups such as trifluoromethyl or phenyl (for which the phenyl ring is optionally substituted by one or more groups such as C1-C4 alkoyl, C1-C4 alkoxy, nitro, halogen, trifluoromethyl); Z represents an oxygen atom or a carbon atom capable of being bound to the ortho, meta or para positions of the phenyl group of formula I; n