Table 2.

Experimental trials in the path of steepest ascent (descent).

Trials	Experimental factors			Yields of EPS (g/L)	T-AO activity (U/mg)
	X 1	X 2	X 6
1	9.00	5.80	1.46	0.19 ± 0.022	0.337 ± 0.027
2	9.50	5.40	1.36	1.418 ± 0.015	1.365 ±  0.102
3	10.00	5.00	1.26	3.548 ± 0.269	2.154 ± 0.114
4	10.50	4.60	1.16	4.346 ± 0.124	2.779 ± 0.138
5	11.00	4.20	1.06	3.351 ± 0.169	2.787 ± 0.171
6	11.50	3.80	0.96	3.015 ± 0.184	1.228 ± 0.103
7	12.00	3.40	0.86	1.644 ± 0.093	1.162 ± 0.087
8	12.50	3.00	0.76	0.136 ± 0.055	0.649 ± 0.046