Abstract: Novel vitamin D analogs, markedly active in the fields of cell proliferation and differentiation, are selected from among (4E,6E)-7-{3-[2-(3,4-bis-hydroxymethylphenyl)-ethyl]phenyl}-3-ethylnona-4,6-dien-3-ol, (E)-6-[3-(3,4-bis-hydroxymethylbenzyloxy)phenyl]1,1,1-trifluoro-2-trifluoromethyloct-5-en-3-yn-2-ol, (3E,5E)-6-[3-(3,4-bis-hydroxymethylbenzyloxy)-phenyl]-1,1,1-trifluoro-2-trifluoromethylocta-3,5-dien-2-ol, (E)-6-{3-[2-(3,4-bis-hydroxymethylphenyl)ethyl]phenyl}-1,1,1-trifluoro-2-trifluoromethyloct-5-en-3-yn-2-ol, and (3E,5E)-6-{3-[2-(3,4-bis-hydroxymethylphenyl)-ethyl]phenyl-1,1,1-trifluoro-2-trifluoromethylocta-3,5-dien-2-ol, and the geometric isomers thereof and these compounds in which one or more of the hydroxyl functions are protected by a protective group —(C?O)—R, in which R is a linear or branched alkyl radical having from 1 to 6 carbon atoms, an aryl radical having from 6 to 10 carbon atoms, or an aralkyl radical having from 7 to 11 carbon atoms, the aryl radical or the aralkyl radical optional

Abstract: Novel pharmaceutical/cosmetic compositions contain at least one biaromatic ligand activator of a PPAR? receptor, such biaromatic ligand having the structural formula (I): and are well suited, inter alia, for regulating and/or restoring skin lipid metabolism, for treating a wide variety of dermatological afflictions, and for preventing and/or treating the signs of aging and/or dry skin.

Abstract: Novel pharmaceutical/cosmetic compositions contain at least one biaromatic ligand activator of a PPAR? receptor, such biaromatic ligand having the structural formula (I): and are well suited, inter alia, for regulating and/or restoring skin lipid metabolism, for treating a wide variety of dermatological afflictions, and for preventing and/or treating the signs of aging and/or dry skin.

Abstract: Compounds of formula (I): in which: Ar represents an aromatic or a heteroaromatic radical optionally substituted, in particular, with an alkyl or a carboxyl group, R2 and R3 represent, in particular, H or alkyl, or R2 and R3, taken together, form a 5- or 6-membered ring, R4 and R5 represent, in particular, H or halogen, R6 represents, in particular, H or lower alkyl, and the salts of the compounds of formula (I). These compounds can be used in particular in the treatment of dermatological complaints associated with a keratinization disorder, and for combating ageing of the skin.

Abstract: Novel pharmaceutical/cosmetic compositions contain at least one biaromatic ligand activator of a PPAR? receptor, such biaromatic ligand having the structural formula (I): and are well suited, inter alia, for regulating and/or restoring skin lipid metabolism, for treating a wide variety of dermatological afflictions, and for preventing and/or treating the signs of aging and/or dry skin.

Abstract: Novel compounds that are ligands of the LXR receptors have the following structural formula (I): and are formulated into pharmaceutical compositions useful in human or veterinary medicine, or alternatively into cosmetic compositions.

Abstract: The invention relates to novel stilbene compounds having the general formula (I): as well as to pharmaceutical compositions for use in human or veterinary medicine, including dermatological, rheumatic, respiratory, cardiovascular and ophthalmic conditions and cosmetic compositions and methods of use thereof.

Abstract: The invention concerns novel diarylselenide compounds corresponding to formula (I): and the use thereof in pharmaceutical compositions in human or veterinary medicine (in the treatment of dermatological, rheumatic, cardiovascular and ophthalmologic pathologies in particular), or in cosmetic compositions.

Abstract: The invention relates, as novel and useful industrial products, to triaromatic compounds, which are vitamin D analogues, of general formula (I): and also to a method for preparing them and to their use in pharmaceutical compositions intended for use in human or veterinary medicine, or alternatively in cosmetic compositions.

Abstract: Novel pharmaceutically/cosmetically-active bicyclic aromatic compounds having the structural formula (I): in which Ar1 is a radical having one of the structural formulae (a)-(c): and Ar2, X1, R1, R4, R5, R6, R7, R8, R9, R10 and R11 are as defined in the specification.

Abstract: The invention relates to novel heteroethynylenic compounds having the general formula (I): as well as to the use of these compounds in pharmaceutical compositions intended for use in human or veterinary medicine (dermatological, rheumatic, respiratory, cardiovascular and ophthalmological complaints in particular), or alternatively in cosmetic compositions.

Abstract: Novel pharmaceutical/cosmetic compositions contain at least one biaromatic ligand activator of a PPAR? receptor, such biaromatic ligand having the structural formula (I): and are well suited, inter alia, for regulating and/or restoring skin lipid metabolism, for treating a wide variety of dermatological afflictions, and for preventing and/or treating the signs of aging and/or dry skin.

Abstract: Novel pharmaceutical/cosmetic compositions contain at least one biaromatic ligand activator of a PPAR? receptor, such biaromatic ligand having the structural formula (I): and are well suited, inter alia, for regulating and/or restoring skin lipid metabolism, for treating a wide variety of dermatological afflictions, and for preventing and/or treating the signs of aging and/or dry skin.

Abstract: The invention concerns bi-aromatic compounds of formula (I) in which Ar represents (a), Z being O or S, R1 is CH3, —CH2—O—R6, —OR6 or —COR7; R2 is —OR8, —SR8 or a polyether radical if in the latter case R4 is C1-C20alkyl and is in ortho or meta position relative to X—Ar; R3 is alkyl or R2 and R3 together form a cycle optionally interrupted by O or S; R4 is aryl radical; R5 is H, halogen, C1-C20 alkyl or —OR8; R6 is H, alkyl or —COR9; R7 is H, alkyl, —N(r?)(r?) or —OR10; R8 is H, alkyl or —COR9; R9 is alkyl; R10 is H, C1-C20 alkyl, alkenyl, monohydroxyalkyl or polyhydroxyalkyl, aryl or aralkyl or a sugar residue, r? and r? are H, alkyl mono- or polyhydroxyalkyl, aryl, an amino acid or sugar residue or together form a heterocycle, X represents a radical of formula (d) or (e) in which R11 is H or —OR6; R12 is H or alkyl; or R11 and R12 form an oxo radical, and the salts, optical and geometrical isomers of the compounds of formula (I).

Abstract: The present invention relates to novel triaromatic compounds having the general formula (I): as well as to a method for preparing them and to their use in pharmaceutical compositions intended for use in human or veterinary medicine (in dermatology, in carcinology and in the field of autoimmune diseases and that of organ or tissue transplants in particular), or alternatively in cosmetic compositions.

Abstract: The invention relates to novel bicyclic aromatic compounds which have the general formula (I): as well as to the use of these compounds in pharmaceutical compositions intended for use in human or veterinary medicine (dermatological, rheumatic, respiratory, cardiovascular and ophthalmological complaints in particular), or alternatively in cosmetic compositions.

Abstract: Bi-aromatic compounds linked via a heteroethynylene radical are provided along with pharmaceutical and cosmetic compositions containing these compounds and methods for their use.

Abstract: Novel vitamin D analogs, markedly active in the fields of cell proliferation and differentiation, are selected from among (4E,6E)-7-{3-[2-(3,4-bis-hydroxymethylphenyl)-ethyl] phenyl}-3-ethylnona-4, 6-dien-3-ol, (E)-6-[3-(3,4-bis-hydroxymethylbenzyloxy)phenyl]1,1,1-trifluoro-2-trifluoromethyloct-5-en-3-yn-2-ol, (3E,5E)-6-[3-(3 ,4-bis-hydro xymethylbenzyloxy)-phenyl]-1,1,1-trifluoro-2-trifluoromethylocta-3,5-dien-2-ol, (E)-6-{3-[2-(3,4-bis-hydroxymethylphenyl)ethyl]phenyl }-1,1,1-trifluoro-2-trifluoromethyloct-5-en-3-yn-2-ol, and (3E,5E)-6-{3-[2-(3,4-bis-hydroxymethylphenyl)-ethyl] phenyl-1,1,1-trifluoro-2-trifluoromethylocta-3,5-dien-2-ol, and the geometric isomers thereof and these compounds in which one or more of the hydroxyl functions are protected by a protective group —(C═O)—R, in which R is a linear or branched alkyl radical having from 1 to 6 carbon atoms, an aryl radical having from 6 to 10 carbon atoms, or an

Abstract: Novel pharmaceutically/cosmetically-active bicyclic aromatic compounds have the structural formula.

Abstract: The invention relates to novel stilbene compounds having the general formula (I): 1