Table 3.

Nestin mRNA expression at 3, 5, and 7 days.

Nestin mRNA Expression (Relative Fold)	Day 3	Day 5	Day 7
Control	1	1	1
Chi	~1.72	~2.16	~3.98
Chi–Au 25 ppm	~1.23	~2.56	~3.89
Chi–Au 50 ppm	~1.84 **	~3.89 ***	~8.46 ***
Chi–Au 100 ppm	~1.82 *	~2.34	~6.29

Note: * p < 0.05, ** p < 0.01, *** p < 0.001: compared with the control (TCPS).