Fig. 5From: Surface-modified cobalt oxide nanoparticles: new opportunities for anti-cancer drug developmentCytotoxicity of PMIDA-coated cobalt oxide nanoparticles against normal human lymphocytes and squamous epithelial cell (a) and human T-cell lymphoma and oral squamous carcinoma cell lines (b). n = 6; values are expressed as mean±SEM. Asterisks indicate the significant difference as compared to control groupBack to article page