Abstract: A compound of formula (I-1) wherein n equals 0 or 1, Z represents O or S, R1 represents one group chosen among the group consisting of hydrogen, C1-C7 alkyl, substituted, or not, by a halogen, a hydroxyl or a —O—R12 group, wherein R12 is a C1-C7 alkyl, a group —CH2—O—CO—R5 wherein R5 is chosen among a hydrogen atom and a C1-C7 alkyl, substituted or not by at least one halogen, a group —O—R13, wherein R13 is chosen among hydrogen and a C1-C7 alkyl, an amine or a —CH2-amine, R?1 represents a group chosen among hydrogen and —O—R14, wherein R14 is chosen among hydrogen and a C1-C7 alkyl, and R2 is chosen among the group consisting of a C1-C7 alkyl, a C3-C6 cycloalkyl, an aryl group, and an heteroaryl group for the treatment of pathologies involving excess activity of at least one member of the kallikrein family.

Abstract: A compound of formula (I-1) wherein n equals 0 or 1, Z represents O or S, R1 represents one group chosen among the group consisting of hydrogen, C1-C7 alkyl, substituted, or not, by a halogen, a hydroxyl or a —O—R12 group, wherein R12 is a C1-C7 alkyl, a group —CH2—O—CO—R5 wherein R5 is chosen among a hydrogen atom and a C1-C7 alkyl, substituted or not by at least one halogen, a group —O—R13, wherein R13 is chosen among hydrogen and a C1-C7 alkyl, an amine or a —CH2-amine, R?1 represents a group chosen among hydrogen and —O—R14, wherein R14 is chosen among hydrogen and a C1-C7 alkyl, and R2 is chosen among the group consisting of a C1-C7 alkyl, a C3-C6 cycloalkyl, an aryl group, and an heteroaryl group for the treatment of pathologies involving excess activity of at least one member of the kallikrein family.

Abstract: A compound of formula (I-1) wherein n equals 0 or 1, Z represents O or S, R1 represents one group chosen among the group consisting of hydrogen, C1-C7 alkyl, substituted, or not, by a halogen, a hydroxyl or a —O—R12 group, wherein R12 is a C1-C7 alkyl, a group —CH2—O—CO—R5 wherein R5 is chosen among a hydrogen atom and a C1-C7 alkyl, substituted or not by at least one halogen, a group —O—R13, wherein R13 is chosen among hydrogen and a C1-C7 alkyl, an amine or a —CH2-amine, R?1 represents a group chosen among hydrogen and —O—R14, wherein R14 is chosen among hydrogen and a C1-C7 alkyl, and R2 is chosen among the group consisting of a C1-C7 alkyl, a C3-C6 cycloalkyl, an aryl group, and an heteroaryl group for the treatment of pathologies involving excess activity of at least one member of the kallikrein family.

Abstract: A compound of formula (I-1) wherein n equals 0 or 1, Z represents O or S, R1 represents one group chosen among the group consisting of hydrogen, C1-C7 alkyl, substituted, or not, by a halogen, a hydroxyl or a —O—R12 group, wherein R12 is a C1-C7 alkyl, a group —CH2—O—CO—R5 wherein R5 is chosen among a hydrogen atom and a C1-C7 alkyl, substituted or not by at least one halogen, a group —O—R13, wherein R13 is chosen among hydrogen and a C1-C7 alkyl, an amine or a —CH2-amine, R?1 represents a group chosen among hydrogen and —O—R14, wherein R14 is chosen among hydrogen and a C1-C7 alkyl, and R2 is chosen among the group consisting of a C1-C7 alkyl, a C3-C6 cycloalkyl, an aryl group, and an heteroaryl group for the treatment of pathologies involving excess activity of at least one member of the kallikrein family.

Abstract: A compound of formula (I-1) wherein n equals 0 or 1, Z represents O or S, R1 represents one group chosen among the group consisting of hydrogen, C1-C7 alkyl, substituted, or not, by a halogen, a hydroxyl or a —O—R12 group, wherein R12 is a C1-C7 alkyl, a group —CH2—O—CO—R5 wherein R5 is chosen among a hydrogen atom and a C1-C7 alkyl, substituted or not by at least one halogen, a group —O—R13, wherein R13 is chosen among hydrogen and a C1-C7 alkyl, an amine or a —CH2— amine, R?1 represents a group chosen among hydrogen and —O—R14, wherein R14 is chosen among hydrogen and a C1-C7 alkyl, and R2 is chosen among the group consisting of a C1-C7 alkyl, a C3-C6 cycloalkyl, an aryl group, and an heteroaryl group for the treatment of pathologies involving excess activity of at least one member of the kallikrein family.

Abstract: A compound of formula (I-1) wherein n equals 0 or 1, Z represents O or S, R1 represents one group chosen among the group consisting of hydrogen, C1-C7 alkyl, substituted, or not, by a halogen, a hydroxyl or a —O—R12 group, wherein R12 is a C1-C7 alkyl, a group —CH2—O—CO—R5 wherein R5 is chosen among a hydrogen atom and a C1-C7 alkyl, substituted or not by at least one halogen, a group —O—R13, wherein R13 is chosen among hydrogen and a C1-C7 alkyl, an amine or a —CH2— amine, R?1 represents a group chosen among hydrogen and —O—R14, wherein R14 is chosen among hydrogen and a C1-C7 alkyl, and R2 is chosen among the group consisting of a C1-C7 alkyl, a C3-C6 cycloalkyl, an aryl group, and an heteroaryl group for the treatment of pathologies involving excess activity of at least one member of the kallikrein family.

Abstract: A method for treating and/or ameliorating and/or preventing a disease or a disorder, the method comprising administering to an individual in need thereof at least one nitrogen heterocycle derivative of formula (I): The at least one nitrogen heterocycle derivative may also be used as a proteasome activity modulator in the manufacture of a pharmaceutical composition intended to prevent and/or treat a disease condition mediated by the proteasome activity.

Abstract: The invention relates to novel proteasome activity modulating molecules which are used in pharmaceutical and cosmetic compositions for preventing and/or treating proteasome-induced pathologies and disorders.

Abstract: The invention concerns compounds of general formula (I) in which: X, X′ and X″ independently of each other represent O or S; Y represents O, S, NH or NHS; R3 represents in particular a cycloalkyl group; R5, R6, R7 and R8 mutually identical or different, represent in particular hydrogen; a halogen atom. Said compounds can be used as active substances of medicines as inhibitors of protease.

Abstract: The invention relates to cyclopeptide derivative usable as protease inhibitors and complying with formula: ##STR1## in which R.sup.1 is a halogen atom, e.g. bromine or a radical such as S.sup.+ R.sub.2.sup.4 X.sub.1/v.sup.v-, R.sup.2 is a hydrogen atom, an alkyl radical, a halogen atom or other groups, R.sup.3 is NH, O or S, Z comprises a peptide sequence Z.sup.1 and a group such that CO has one end connected to the aromatic nucleus and CO-AA is a radical derived fropm an amino acid having a specificity with respect to the protease to be inhibited.