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Table 2 Experimental levels of independent nutrient variable and operating conditions with their corresponding levels

From: Significantly enhanced biomass production of a novel bio-therapeutic strain Lactobacillus plantarum (AS-14) by developing low cost media cultivation strategy

  Independent Variables (g/l) Symbol Levels
1 2 3 4
Production Medium Optimization Glucose (X1) 5 10 15 20
Yeast Extract (X 2) 2 4 6 8
Cheese Whey (X3) 30 45 60 75
(NH4)2SO4 (X4) 5 10 15 20
Corn steep Liquor (X5) 5 10 15 20
Operating Conditions Optimization pH (A) (A) 6.1 6.2 6.3 6.4
Temperature°C (B) (B) 30 35 40 45