Fig. 2From: RNAi downregulation of three key lignin genes in sugarcane improves glucose release without reduction in sugar productionTotal lignin content (% dry weight) of RNAi transgenic sugarcane. Total lignin content of individual RNAi sugarcane plants and averages showing standard error of the mean. a CCoAOMT, b F5H, and c COMT. Samples significantly different to the controls, p = 0.05, are shown with asterisk. Control n = 3. Data on all lines and statistical analysis are displayed in Additional file 3 Back to article page