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. Author manuscript; available in PMC: 2019 Apr 23.
Published in final edited form as: RSC Adv. 2019 Apr 11;9(20):11312–11321. doi: 10.1039/c8ra10236h

Fig. 3.

Fig. 3

Proliferation results in terms of MTT of MC3T3-E1 (at 70% confluence) and incubated for 1 day with different concentrations of (a) ZnO and (b) ZnO–NH2 NCs (p < 0.05, significant differences compared to the control denoted by an asterisk (*)).