Fig. 5From: Black phosphorus quantum dots camouflaged with platelet-osteosarcoma hybrid membrane and doxorubicin for combined therapy of osteosarcomaBPQDs-DOX@OPM in vitro efficacy study. a Each treatment group treated with Saos-2 cells for 24 h, relative cell survival rate. b Apoptosis rate of Saos-2 cells treated with each treatment group for 24 h. c Statistical analysis of apoptosis rate of Saos-2 cells. (*P < 0.05,**P < 0.01, ****P < 0.001)Back to article page