As a novel development, the determination of protein by the use of the self dimerization system of acridine red and the optimum condition for the determination are described in this paper.

• 阳离子荧光染料吖啶红及其自聚的二聚体的可平衡转化,形成自聚平衡体系,在表面活性剂十二烷基磺酸钠的存在下,蛋白质的定量加入可调节这一平衡,从而引起体系荧光有规律的变化。