Fig. 3From: Engineering of a newly isolated Bacillus tequilensis BL01 for poly-γ-glutamic acid production from citric acidIdentify the type of B. tequilensis BL01 for producing of γ-PGA by adding different nitrogen sources to the culture medium. a Cell growth curves, b γ-PGA growth curves. Values represent the mean ± SD, n = 3Back to article page