Abstract: The invention relates to the use of one or more complexed or noncomplexed, soluble peptide form(s) of Desmoglein I, as a marker for evaluating the effectiveness of active agents and/or of treatments, in particular anti-ageing active agents and/or treatments, with regard to an epidermis.

Abstract: The present invention relates to the use, especially the cosmetic and/or therapeutic use, of the protein DJ-1, of polypeptides derived from this protein or of analogs thereof, of a nucleic acid sequence coding for such a polypeptide or of a modulator of the activity, stability or expression of such a polypeptide, especially for preventing and/or treating the signs of skin dryness. The invention also relates to the use of the protein DJ-1, of polypeptides derived from this protein or of analogs thereof or of a nucleic acid sequence coding for such a polypeptide, as a marker for evaluating the state of dryness of an epithelium.

Abstract: The subject of the present invention is the use, in particular the cosmetic and/or therapeutic use, of the apolipoprotein D, of polypeptides derived from this protein or of analogues thereof, of a nucleic sequence encoding such a polypeptide or of an agent modulating the activity or of the expression of such a polypeptide, in particular for stimulating terminal epithelial differentiation. The invention also relates to the use of the protein apolipoprotein D, of polypeptides derived from this protein or of analogues thereof, or of a nucleic sequence encoding such a polypeptide as a marker for evaluating the state of the epidermis.

Abstract: Cosmetic or pharmaceutical compositions comprising compounds of formula (I) and the corresponding salts thereof: wherein: R1 is a radical chosen from —COOR?, —CONR?R?, —CH2OR?, —COR?, —CH2R?, —SO2OR?, —PO3R?R? and —NHR?, wherein R? and R?, which may be identical or different, are defined herein; —R2 is chosen from saturated and unsaturated, linear, branched and cyclic hydrocarbon radicals comprising from 1 to 18 carbon atoms which are optionally substituted by from 1 to 5 identical or different entities chosen from —OR??, —OCOR??, —SR??, —SCOR??, NR??R??, —NHCOR??, halogen, —CN, —COOR?? and —COR??, wherein R?? and R??, which may be identical or different, are defined herein; as well as the use of these compounds, for example, to promote skin desquamation, to stimulate epidermal renewal and/or to combat the signs of skin ageing.

Abstract: Cosmetic or pharmaceutical compositions comprising compounds of formula (I) and the corresponding salts thereof: wherein: R1 is a radical chosen from —COOR?, —CONR?R?, —CH2OR?, —COR?, —CH2R?, —SO2OR?, —PO3R?R? and —NHR?, wherein R? and R?, which may be identical or different, are defined herein; R2 is chosen from saturated and unsaturated, linear, branched and cyclic hydrocarbon radicals comprising from 1 to 18 carbon atoms which are optionally substituted by from 1 to 5 identical or different entities chosen from —OR??, —OCOR??, —SR??, —SCOR??, NR??R??, —NHCOR??, halogen, —CN, —COOR?? and —COR??, wherein R?? and R??, which may be identical or different, are defined herein, as well as the use of these compounds, for example, to promote skin desquamation, to stimulate epidermal renewal and/or to combat the signs of skin ageing.

Abstract: Cosmetic or pharmaceutical compositions comprising compounds of formula (I) and the corresponding salts thereof: wherein: R1 is a radical chosen from —COOR?, —CONR?R?, —CH2OR?, —COR?, —CH2R?, —SO2OR?, —PO3R?R? and —NHR?, wherein R? and R?, which may be identical or different, are defined herein; R2 is chosen from saturated and unsaturated, linear, branched and cyclic hydrocarbon radicals comprising from 1 to 18 carbon atoms which are optionally substituted by from 1 to 5 identical or different entities chosen from —OR??, —OCOR??, —SCOR??, NR??R??, —NHCOR??, halogen, —CN, —COOR?? and —COR??, wherein R?? and R??, which may be identical or different, are defined herein; as well as the use of these compounds, for example, to promote skin desquamation, to stimulate epidermal renewal and/or to combat the signs of skin ageing.

Abstract: The present invention relates to the use, especially the cosmetic and/or therapeutic use, of the protein DJ-1, of polypeptides derived from this protein or of analogues thereof, of a nucleic acid sequence coding for such a polypeptide or of a modulator of the activity, stability or expression of such a polypeptide, especially for preventing and/or treating the signs of skin dryness. The invention also relates to the use of the protein DJ-1, of polypeptides derived from this protein or of analogues thereof or of a nucleic acid sequence coding for such a polypeptide, as a marker for evaluating the state of dryness of an epithelium.

Abstract: Signs of aging of the skin and/or mucous membranes are prevented and/or reduced, and the activity of the proteolytic enzymes of the stratum corneum are stimulated as well, by administering to an individual in need of such treatment, a cosmetic/pharmaceutical composition which comprises a thus effective amount of at least one hydroxylated urea compound having the following formula (I): in which: the radicals R1, R2, R3 and R4, which may be identical or different, are each a hydrogen atom, a C1-C4 alkyl radical or a C2-C6 hydroxyalkyl radical which can contain from 1 to 5 hydroxyl groups, wherein at least one of the R1 to R4 radicals represents a hydroxyalkyl radical, or salt, solvate or isomer thereof, formulated into a physiologically acceptable medium therefor.

Abstract: The invention relates to the use of at least one urea derivative of the following formula (I) in a composition containing a physiologically acceptable medium, as agent intended for stimulating desquamation of the skin and/or the mucous membranes. It also relates to a method of cosmetic treatment and cosmetic agents containing it.

Abstract: The present invention relates to the use, in particular cosmetic and/or therapeutic use, of annexin II, of polypeptides derived from this protein or of analogues thereof, of a nucleic sequence encoding such a polypeptide or of a modulator of the activity, the stability or the expression of such a polypeptide, in particular for preventing and/or treating the signs of skin dryness. The invention also relates to the use of annexin II, of polypeptides derived from this protein or of analogues thereof, or of a nucleic sequence encoding such a polypeptide, as a marker for evaluating a state of dryness of an epithelium.

Abstract: A method for preventing and/or treating the signs of skin aging comprises administering as an agent into an individual in need thereof an effective amount of acid ceramidase, polypeptides derived from this protein or analogues thereof, a nucleic sequence encoding such a polypeptide, or an agent for modulating the expression or the biological or biochemical activity of such a polypeptide. A methods for characterizing a state of an epithelium comprises determining a content of acid ceramidase, polypeptides derived from this protein or analogues thereof, or a nucleic sequence encoding such a polypeptide in an epidermis sample.

Abstract: The present invention relates to the use, in particular cosmetic and/or therapeutic use, of plakoglobin, of polypeptides derived from this protein or of analogs thereof, of a nucleic sequence encoding such a polypeptide or of an agent for modulating the activity, the stability or the expression of such a polypeptide, in particular for stimulating terminal epithelial differentiation. The invention also relates to the use of plakoglobin, of polypeptides derived from this protein or of analogs thereof, or of a nucleic sequence encoding such a polypeptide, as a marker for evaluating a state of an epithelium.

Abstract: The subject of the present invention is the use, in particular the cosmetic and/or therapeutic use, of the apolipoprotein D, of polypeptides derived from this protein or of analogues thereof, of a nucleic sequence encoding such a polypeptide or of an agent modulating the activity or of the expression of such a polypeptide, in particular for stimulating terminal epithelial differentiation. The invention also relates to the use of the protein apolipoprotein D, of polypeptides derived from this protein or of analogues thereof, or of a nucleic sequence encoding such a polypeptide as a marker for evaluating the state of the epidermis.

Abstract: The invention relates to the use of one or more complexed or noncomplexed, soluble peptide form(s) of Desmoglein I, as a marker for evaluating the effectiveness of active agents and/or of treatments, in particular anti-ageing active agents and/or treatments, with regard to an epidermis.

Abstract: 2-oxothiazolidine-4-carboxylic acid compounds having the structural formula (I): are suited for promoting desquamation of the skin and/or stimulating epidermal renewal and/or combating aging of the skin.

Abstract: Cosmetic or pharmaceutical compositions comprising compounds of formula (I) and the corresponding salts thereof: wherein: R1 is a radical chosen from —COOR?, —CONR?R?, —CH2OR?, —COR?, —CH2R?, —SO2OR?, —PO3R?R? and —NHR?, wherein R? and R?, which may be identical or different, are defined herein; R2 is chosen from saturated and unsaturated, linear, branched and cyclic hydrocarbon radicals comprising from 1 to 18 carbon atoms which are optionally substituted by from 1 to 5 identical or different entities chosen from —OR??, —OCOR??, —SR??, —SCOR??, NR??R??, —NHCOR??, halogen, —CN, —COOR?? and —COR??, wherein R?? and R??, which may be identical or different, are defined herein; as well as the use of these compounds, for example, to promote skin desquamation, to stimulate epidermal renewal and/or to combat the signs of skin ageing.

Abstract: Cosmetic or pharmaceutical compositions comprising compounds of formula (I) and the corresponding salts thereof: wherein: —R1 is a radical chosen from —COOR?, —CONR?R?, —CH2OR?, —COR?, —CH2R?, —SO2OR?, —PO3R?R? and —NHR?, wherein R? and R?, which may be identical or different, are defined herein; —R2 is chosen from saturated and unsaturated, linear, branched and cyclic hydrocarbon radicals comprising from 1 to 18 carbon atoms which are optionally substituted by from 1 to 5 identical or different entities chosen from —OR??, —OCOR??, —SR??, —SCOR??, NR??R??, —NHCOR??, halogen, —CN, —COOR?? and —COR??, wherein R?? and R??, which may be identical or different, are defined herein; as well as the use of these compounds, for example, to promote skin desquamation, to stimulate epidermal renewal and/or to combat the signs of skin ageing.

Abstract: 2-oxothiazolidine-4-carboxylic acid compounds having the structural formula (I): are suited for promoting desquamation of the skin and/or stimulating epidermal renewal and/or combating aging of the skin.

Abstract: Aminosulfonic acid compounds having the structural formula (I): are suited for promoting desquamation of the skin and/or stimulating epidermal renewal and/or combating aging of the skin.

Abstract: The invention relates to the use of at least one urea derivative of the following formula (I) in a composition containing a physiologically acceptable medium, as agent intended for stimulating desquamation of the skin and/or the mucous membranes. It also relates to a method of cosmetic treatment and cosmetic agents containing it.