2581114-71-6

RIDR-PI-103 is a reactive oxygen species (ROS)-induced agent release proagent 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. Published 2021 Feb 19. DOI:10.3390/ijms22042088
[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): AACR; Cancer Res 2020;80(4 Suppl):Abstract nr P3-10-04.