申请人:Meiji Dairies Corporation
公开号:EP1533299A1
公开(公告)日:2005-05-25
An indole derivative represented by the following general formula (1) :
wherein at least one of R1, R2, R3, and R4 represents an alkoxy group containing 1 to 20 carbon atoms, and other groups of the R1, R2, R3, and R4 represent hydrogen, an alkyl group containing 1 to 6 carbon atoms, acetyl group, or hydroxyl group; and either one of X and Y represents -(CH2)nOH wherein n is an integer of 0 to 30, and the other one of the X and Y represents hydrogen atom; or a salt thereof; and a drug and an agent for promoting differentiation of a stem cell containing such indole derivative or its salt as an effective component.
The indole derivative (1) of the present invention has action of inducing differentiation of neural stem cell specifically into a neuron, and this indole derivative is useful as a prophylactic or therapeutic drug for brain dysfunction or neuropathy caused by loss or degeneration of the neuron.
由以下通式(1)代表的吲哚衍生物:
其中 R1、R2、R3 和 R4 中至少有一个代表含有 1 至 20 个碳原子的烷氧基,R1、R2、R3 和 R4 中的其他基团代表氢、含有 1 至 6 个碳原子的烷基、乙酰基或羟基;X和Y中的一个代表-(CH2)nOH,其中n为0至30的整数,X和Y中的另一个代表氢原子;或其盐;以及含有这种吲哚衍生物或其盐作为有效成分的促进干细胞分化的药物和制剂。
本发明的吲哚衍生物(1)具有诱导神经干细胞特异性分化为神经元的作用,这种吲哚衍生物可作为预防或治疗药物,用于治疗神经元缺失或变性引起的脑功能障碍或神经病变。