Fig. 5From: A ROS-responsive polymeric prodrug nanosystem with self-amplified drug release for PSMA (−) prostate cancer specific therapya CLSM images of PC-3 cells treated with ATD-NPs, TD-NPs, AD-NPs, and AD-NPs + α-TOS for 12 h. b, c Intracellular active DOX detected by HPLC in PC-3 cells (b) and LNCaP cells (c) after treated with ATD-NPs, TD-NPs, AD-NPs, and AD-NPs + α-TOS for different times. Data showed mean ± SD, n = 3. ***p < 0.001Back to article page