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. 2022 Apr 5;53(3):1187–1197. doi: 10.1007/s42770-022-00745-x

Table 4.

Effect of extracts of P. badius, P. grenadensis, and P. fastuosus on the growth parameters of E. coli O157: H7, S. Choleraesuis, and L. monocytogenes

Bacteria Treatment λ (h) μmax (OD/h) ymax (OD) R2*
E. coli O157: H7 Control 3.4 ± 0.10d 0.209 ± 0.006d 2.46 ± 0.074d 0.98
P. badius 18.5 ± 0.55ª 0.079 ± 0.002ª 0.37 ± 0.014a 0.96
P. grenadensis 11.2 ± 0.34c 0.100 ± 0.003c 0.59 ± 0.018c 0.81
P. fastuosus 12.6 ± 0.38b 0.089 ± 0.003b 0.48 ± 0.011b 0.96
S. Choleraesuis Control 9.8 ± 0.29d 0.383 ± 0.011d 1.29 ± 0.039d 0.99
P. badius 18.0 ± 0.54c 0.005 ± 0.001ª 0.08 ± 0.002ª 0.98
P. grenadensis 21.0 ± 0.63ª 0.079 ± 0.002c 0.29 ± 0.009c 0.92
P. fastuosus 19.8 ± 0.59b 0.037 ± 0.001b 0.16 ± 0.005b 0.99
L. monocytogenes Control 4.5 ± 0.13d 0.230 ± 0.007d 2.35 ± 0.070c 0.98
P. badius 10.6 ± 0.32b 0.131 ± 0.004c 0.41 ± 0.012ª 0.84
P. grenadensis 9.2 ± 0.28c 0.037a ± 0.001ª 0.40 ± 0.012ª 0.85
P. fastuosus 13.8 ± 0.41a 0.063b ± 0.002b 0.59 ± 0.018b 0.98

Data are the mean of three independent experiments. Different letters in each column indicate differences (p < 0.05) among treatments for each bacterium. λ corresponds to the lag phase, μmax is the maximum growth rate, and ymax is the maximum growth of bacteria

*R2 = Coefficient of determination