Improvement of Phytase Activity by a New Saccharomyces cerevisiae Strain Using Statistical Optimization

Table 1

Concentration ranges of the medium components as analyzed by RSM.

Factor	Variables	Range examined	Levels
			−α	−1	0	+1	+α
𝐴	Sodium phytate (% w/v)	0.15–0.55	0.15	0.2	0.35	0.5	0.55
𝐵	Sucrose (% w/v)	0.5–2.5	0.5	0.8	1.5	2.2	2.5