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Growth behavior of L. innocua LTH3096 (A, A1) and P. fluorescens DSM50091 (B, B1) in a nutrient broth containing either 2% bovine serum albumin (BSA; A and B) or 2% soy protein hydrolysate (SPH; A1 and B1) and 0.1% methylparaben. Growth was examined over 12 days of storage at 4 °C in presence of 0–200 µg/mL LAE (applied as LAE/Tween 80 solution, ratio 1:1); all solutions have been adjusted to pH 6 ± 0.1; initial inoculation level: 103 CFU/mL.
