An agent for treating malignant tumors based on a new mechanism is provided, which comprises an indirubin derivative represented by formula (1) or a salt thereof:
wherein A represents an alkylene group having 1 to 4 carbon atoms, and R
1
to R
4
each independently represent a hydrogen atom, a halogen atom, a hydroxy group, or an alkoxy group.
提供了一种基于新机制治疗恶性肿瘤的药剂,该药剂包括由公式(1)表示的
吲哚红衍
生物或其盐:其中A表示具有1至4个碳原子的烷基,而R1至R4分别独立地表示氢原子、卤原子、羟基或烷氧基。