申请人:Ajinomoto Co., Inc.
公开号:US06552061B1
公开(公告)日:2003-04-22
Provided are an anti-inflammatory agent containing, as an active ingredient, at least one selected from amino acid derivatives represented by formula (I)
wherein Ar represents an optionally substituted 2-hydroxyaryl group, n is 0 or 1, R2 represents a hydrogen atom or a side chain of an &agr;-amino acid or &bgr;-amino acid, X represents —O— or —NH—, R1 represents a hydrogen atom or a group that forms, together with R2 and an adjacent atoms, a cyclic structure of pyroglutamic acid, and R3 represents a hydrogen atom, an alkyl group having from 1 to 22 carbon atoms or an alkenyl group having from 2 to 22 carbon atoms, and salts thereof, and toiletries or skin external products containing the same. The anti-inflammatory agent of the invention inhibits expression of an inflammatory protein and activation of a gene transcription control factor that participates therein, and exhibits a good feeling upon use and a safety.
所提供的抗炎剂包含至少一种从式(I)所表示的氨基酸衍生物作为活性成分,其中Ar代表可选取代的2-羟基芳基基团,n为0或1,R2代表氢原子或α-氨基酸或β-氨基酸的侧链,X代表—O—或—NH—,R1代表氢原子或与R2和相邻原子形成吡咯酰谷氨酸环状结构的基团,R3代表氢原子、含有1至22个碳原子的烷基或含有2至22个碳原子的烯基基团,以及它们的盐,以及含有该成分的化妆品或皮肤外用产品。该发明的抗炎剂抑制炎性蛋白的表达和参与其中的基因转录控制因子的激活,并在使用时表现出良好的感觉和安全性。