Fig. 3From: Novel CD44-targeting and pH/redox-dual-stimuli-responsive core–shell nanoparticles loading triptolide combats breast cancer growth and lung metastasisCytotoxicity of TPL/NPs against MDA-MB-231 (a) and MCF-7 (b) cells with 48 h treatment in different culture media. c IC50 values of TPL/NPs in MDA-MB-231 and MCF-7 cells after 48 h treatmentBack to article page