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Table 4 Specific growth rate of Z. mobilis parental, disruptant and complemented strains under heat, ethanol, and osmotic stresses

From: Sorbitol required for cell growth and ethanol production by Zymomonas mobilis under heat, ethanol, and osmotic stresses

Stress conditions

Specific growth rate (h-1)

 

Parental

Parental (pZA22)

Disruptant

Disruptant (pZA22)

Complemented (pZA-GFORCOM)

Heat stress

30°C

0.568 ± 0.16

0.550 ± 0.17

0.520 ± 0.14

0.510 ± 0.13

0.564 ± 0.19

37°C

0.283 ± 0.12

0.271 ± 0.08

0.111 ± 0.04

0.102 ± 0.01

0.276 ± 0.11

Ethanol stress

0% (v/v)

0.572 ± 0.18

0.568 ± 0.16

0.521 ± 0.18

0.506 ± 0.17

0.562 ± 0.17

10% (v/v)

0.329 ± 0.12

0.326 ± 0.11

0.291 ± 0.12

0.288 ± 0.11

0.321 ± 0.14

Osmotic stress

200 gL-1

0.569 ± 0.22

0.562 ± 0.23

0.516 ± 0.18

0.511 ± 0.16

0.556 ± 0.21

300 gL-1

0.183 ± 0.10

0.177 ± 0.10

0.073 ± 0.06

0.075 ± 0.07

0.175 ± 0.09