Table 2.

Percentage of cells at various cell cycle phases and their corresponding PI

Group	Cell cycle phase
	G0/G1 (%)	S (%)	G2/M (%)	PI (%)
Control	86.53±0.003	7.66±0.003	5.81±0.006	13.47±0.328
TiO2 NFs	83.02±0.006*	9.27±0.002*	7.68±0.009*	16.95±0.651*

Notes: Data are presented as mean ± standard deviation. Statistical significance was assessed relative to the control sample (*P<0.05).

Abbreviations: NF, nanofiber; PI, proliferation index.