Figure 3.
Effects of dibutyl phthalate on palmarumycin production in liquid culture of Berkleasmium sp. Dzf12. Dibutyl phthalate was applied at 0%, 5%, 10% and 15% on days 0 (a); 3 (b); 6 (c); 9 (d) and 12 (e) of culture, respectively. The period of culture lasted for 15 days. “C12” means palmarumycin C12, “C13” means palmarumycin C13. The error bars represent standard deviations from three independent samples.