Fig. 6
![Fig. 6](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs13568-018-0557-8/MediaObjects/13568_2018_557_Fig6_HTML.gif)
Fermentation data and relative transcription levels of selected genes in the strains with terminators at 48 h in shake flasks. a Cell growth and l-ornithine production of the strains. b Comparison of the transcriptional levels of l-ornithine biosynthesis genes