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. 2021 Mar 4;41(3):BSR20202828. doi: 10.1042/BSR20202828

Table 2. Logistic growth model parameters for the experimental data.

Logistic growth BY4741 W303
Best-fit values WT, empty vector mak3∆, empty vector mak3∆, HA-NAA30 WT, empty vector mak3∆, empty vector mak3∆, HA-NAA30
2% Glucose
YM 0.7947 0.7983 0.8035 0.8765 0.7887 0.8537
Y0 0.0026 0.0036 0.0021 0.0040 0.0049 0.0059
k (× 10−3) 10.5 ± 0.13 9.42 ± 0.11 10.8 ± 0.14 8.13 ± 0.11 8.19 ± 0.12 7.92 ± 0.10
3% Glycerol
YM 0.5265 0.5411 0.5307 0.2908 0.2942 0.2699
Y0 0.0224 0.0267 0.0323 0.0492 0.0430 0.0509
k (× 10−3) 1.51 ± 0.03 1.15 ± 0.02 1.39 ± 0.03 2.14 ± 0.08 1.55 ± 0.05 1.79 ± 0.05
2% Sodium acetate
YM 0.2892 0.2981 0.3046 0.2803 0.2876 0.286
Y0 0.0309 0.0355 0.0284 0.0312 0.0276 0.0325
k (× 10−3) 1.95 ± 0.03 1.29 ± 0.02 1.75 ± 0.03 3.08 ± 0.10 2.34 ± 0.05 2.50 ± 0.05
2% Raffinose
YM 0.5559 0.4944 0.5300 0.8624 0.8245 0.8368
Y0 0.0088 0.0065 0.0082 0.0252 0.0254 0.0207
k (× 10−3) 6.78 ± 0.10 6.69 ± 0.13 6.51 ± 0.12 4.87 ± 0.05 4.57 ± 0.04 4.87 ± 0.05
1 M NaCl
YM 0.7532 0.7598 0.7296 0.5120 0.4643 0.5005
Y0 0.0177 0.0191 0.0220 0.0192 0.0247 0.0215
k (× 10−3) 2.08 ± 0.03 1.71 ± 0.02 2.16 ± 0.02 3.13± 0.05 2.69 ± 0.04 3.10 ± 0.05

YM is the maximum population, Y0 is the starting population, k is the rate constant with SE.