Research Article

Effects of Nitrogen-Doped Multiwall Carbon Nanotubes on Murine Fibroblasts

Figure 4

Effects of water-dispersed purified CNx on NIH-3T3 murine fibroblast proliferation. Purified CNx were incubated with fibroblast immediately after cell dissociation (a) or 24 h after cellular liftoff (b). Data are presented as mean ± SD. indicates significant difference compared to untreated controls (); .
(a)
(b)