Fig. 4From: MTX-PEG-modified CG/DMMA polymeric micelles for targeted delivery of doxorubicin to induce synergistic autophagic death against triple-negative breast cancerThe cytotoxicity of the free drug and the micelles against MDA-MB-231 cells (A) and HK-2 cells (B). *p < 0.05, **p < 0.01 and ***p < 0.001Back to article page