Fig. 5 in Lichen-associated bacteria transform antibacterial usnic acid to products of lower antibiotic activity

Fig. 5. Comparison of HPLC chromatograms of B. weihenstephanensis extracts with UA at 0.01 mg/mL after 1 day of culture (blue), 9 days of culture (black) and without UA after 9 days of culture (red). (For interpretation of the references to colour in this figure legend, the reader is referred to the Web version of this article.)