Figure 5.
The enhancement of the cell viability on Day 6 through the modification from PLL to PLLGA by varying the CNF concentration (a) 0.5 wt.%, (b) 1.0 wt.%, and (c) 2.0 wt.%. n = 7. The Kruskal–Wallis H-test was used to determine significant differences between groups. (** = p < 0.01, *** = p < 0.001).