Fig. 5From: Using global transcription machinery engineering (gTME) to improve ethanol tolerance of Zymomonas mobilis Fold changes in adhB and pdc gene expression levels of ZM4-mrpoD4 and control strains under different conditions. a no ethanol stress; b 9 % ethanol stress. # p < 0.05; *p < 0.01, compared with control strain using t test (mean ± SE, n = 3)Back to article page