RIDR-PI-103 is a reactive oxygen species (ROS)-induced drug release prodrug with a self-cyclizing moiety linked to a pan-PI3K inhibitor (PI-103). Doxorubicin and RIDR-PI-103 shows a synergistic effect in MDA-MB-361 and MDA-MB-231 cells to inhibit cancer cell proliferation[1][2].
[1]. Mishra R, et al. Phosphoinositide 3-Kinase (PI3K) Reactive Oxygen Species (ROS)-Activated Prodrug in Combination with Anthracycline Impairs PI3K Signaling, Increases DNA Damage Response and Reduces Breast Cancer Cell Growth. Int J Mol Sci. 2021;22(4):2088
[2]. Rosalin Mishra, et al. Efficacy of RIDRPI103, a reactive oxygen species (ROS) activated prodrug in treatment of breast cancer [abstract]. In: Proceedings of the 2019 San Antonio Breast Cancer Symposium; 2019 Dec 10-14; San Antonio, TX. Philadelphia (PA):
















